| A Coruña | A Coruña | LCG |
| Aalborg | Aalborg Lufthavn | AAL |
| Aasiaat | Aasiaat | JEG |
| Abakan | Abakan | ABA |
| Abbotsford | Abbotsford | YXX |
| Aberdeen | Aberdeen Dyce | ABZ |
| Aberdeen | Aberdeen Municipal | ABR |
| Abha | Abha | AHB |
| Abidjan | Abidjan Felix H. Boigny | ABJ |
| Abilene | Abilene Municipal | ABI |
| Abraham Bay | Abraham Bay Mayaguana | MYG |
| Abu Dhabi | Abu Dhabi Bateen | AZI |
| Abu Dhabi | Abu Dhabi Zayed Intl | AUH |
| Abu Simbel | Abu Simbel | ABS |
| Abuja | Abuja Internationaal | ABV |
| Acapulco | Acapulco Alvarez Internationaal | ACA |
| Accra | Accra Kotoka Internationaal | ACC |
| Achutupo | Achutupo | ACU |
| Adak Island | Adak Island | ADK |
| Adampur | Adampur | AIP |
| Addis Abeba | Addis Abeba Bole Internationaal | ADD |
| Addu City | Addu City Gan/Seenu | GAN |
| Adelaide | Adelaide | ADL |
| Aden | Aden Internationaal | ADE |
| Adıyaman | Adiyaman | ADF |
| Sotsji | Adler-Sotsji | AER |
| Adrar | Adrar | AZR |
| Crateús | Aeroporto De Crateus | JCS |
| Goiânia | Aeroporto de Goiânia | GYN |
| Bologna | Aeroporto Guglielmo Marconi di Bologna | BLQ |
| Aracaju | Aeroporto Internacional de Aracaju | AJU |
| Cruzeiro do Sul | Aeroporto Internacional de Cruzeiro do Sul | CZS |
| Curitiba | Aeroporto Internacional de Curitiba | CWB |
| Fortaleza | Aeroporto Internacional de Fortaleza | FOR |
| Foz do Iguaçu | Aeroporto Internacional de Foz do Iguaçu | IGU |
| João Pessoa | Aeroporto Internacional de João Pessoa-Bayeux | JPA |
| Agadez | Agades | AJY |
| Agadir | Agadir Almassira | AGA |
| Agartala | Agartala Singerbhil | IXA |
| Agatti Island | Agatti Island | AGX |
| Agen | Agen La Garenne | AGF |
| Agios Kirykos | Agios Kirykos Ikaria | JIK |
| Agra | Agra Kheria | AGR |
| Ağrı | Agri | AJI |
| Aguadilla | Aguadilla Borinquen | BQN |
| Aguascalientes | Aguascalients | AGU |
| Ahe | Ahe | AHE |
| Ahmedabad | Ahmedabad | AMD |
| Aitutaki | Aitutaki | AIT |
| Aizawl | Aizawl | AJL |
| Ajaccio | Ajaccio Campo Dell Oro | AJA |
| Akaba | Akaba King Hussein Intl | AQJ |
| Akhiok | Akhiok SPB | AKK |
| Akiachak | Akiachak | KKI |
| Akiak | Akiak | AKI |
| Akita | Akita | AXT |
| Akron | Akron/Canton | CAK |
| Aksu | Aksu | AKU |
| Aksu | Aksu Kuqa | KCA |
| Aqtau | Aktau | SCO |
| Aktobe | Aktobe | AKX |
| Akulivik | Akulivik | AKV |
| Akureyri | Akureyri | AEY |
| Akutan | Akutan | KQA |
| Al Ain | Al Ain | AAN |
| Al Hoceima | Al Hoceima Charif Al Idrissi | AHU |
| Al Mukalla | Al Mukalla Riyan Mukalla | RIY |
| Al Qurayyāt | Al Qurayyāt Gurayat | URY |
| Al Wajh | Al Wajh Wedjh | EJH |
| Al ‘Ulá | Al ‘Ulá Majeed Bin Abdulaziz | ULH |
| Al-Ajoen | Al-Ajoen Laayoune Hassan I | EUN |
| Al-Baha | Al-Baha | ABT |
| Najaf | Al-Najaf Internationaal | NJF |
| Alakanuk | Alakanuk | AUK |
| Alamosa | Alamosa | ALS |
| Albany | Albany | ALH |
| Albany | Albany Dougherty County | ABY |
| Albany | Albany Internationaal | ALB |
| Albert | Albert – Picardie | BYF |
| Albuquerque | Albuquerque Internationaal | ABQ |
| Albury | Albury | ABX |
| Aldan | Aldan | ADH |
| Alderney | Alderney | ACI |
| Alexandrië | Alexandrië Alexandria Internationaal | AEX |
| Alexandrië | Alexandrië Borg El Arab | HBE |
| Alexandroupolis | Alexandroupolis Demokritos | AXD |
| Alghero | Alghero-Fertilia | AHO |
| Algiers | Algiers Houari Boumedienne | ALG |
| Alicante | Alicante-Elche | ALC |
| Alice Springs | Alice Springs | ASP |
| Alitak | Alitak SPB | ALZ |
| Allakaket | Allakaket | AET |
| Allentown | Allentown-Bethlehem | ABE |
| Alliance | Alliance | AIA |
| Alluitsup Paa | Alluitsup Paa | LLU |
| Almaty | Almaty | ALA |
| Almeirim | Almeirim | GGF |
| Almería | Almeria | LEI |
| Alor Island | Alor Island Mali | ARD |
| Alor Setar | Alor Setar | AOR |
| Alotau | Alotau | GUR |
| Alpena | Alpena | APN |
| Alta | Alta | ALF |
| Alta Floresta | Alta Floresta | AFL |
| Altamira | Altamira | ATM |
| Altay | Altay | AAT |
| Altay | Altay Kanas | KJI |
| Altoona | Altoona Martinsburg | AOO |
| Alxa | Alxa Ejin Banner Taolai | EJN |
| Alxa | Alxa Left Banner Bayanhot | AXF |
| Alxa | Alxa Right Banner Badanjilin | RHT |
| Amami | Amami O Shima | ASJ |
| Amarillo | Amarillo | AMA |
| Amaru | Amaru Rimatara | RMT |
| Ambler | Ambler | ABL |
| Ambon | Ambon Pattimura | AMQ |
| Amboseli | Amboseli | ASV |
| Amderma | Amderma | AMV |
| Kano | Aminu Kano Internationaal | KAN |
| Amman | Amman Queen Alia Intl | AMM |
| Ampana Kota | Ampana Kota Tanjung Api | OJU |
| Amritsar | Amritsar Sri Guru Ram Dass Jee Intl | ATQ |
| Amsterdam | Amsterdam Schiphol | AMS |
| Anadyr | Anadyr | DYR |
| Anahim Lake | Anahim Lake | YAA |
| Anaktuvuk Pass | Anaktuvuk Pass | AKP |
| Anapa | Anapa | AAQ |
| Anchorage | Anchorage Internationaal | ANC |
| Ancona | Ancona Falconara | AOI |
| Andahuaylas | Andahuaylas | ANS |
| Andavadoaka | Andavadoaka | DVD |
| Andenes | Andenes | ANX |
| Andizan | Andizhan | AZN |
| Andoas | Andoas Alfredo V. Sara Bauer | AOP |
| Anegada | Anegada | NGD |
| Aneityum | Aneityum | AUY |
| Angeles City | Angeles City Clark Internationaal | CRK |
| Angers | Angers Marce | ANE |
| Angoon | Angoon | AGN |
| Angra dos Reis | Angra dos Reis | GDR |
| Aniak | Aniak | ANI |
| Aniwa | Aniwa | AWD |
| Anjouan | Anjouan Ouani | AJN |
| Ankara | Ankara Esenboga | ESB |
| Ann | Ann | VBA |
| Ann Arbor | Ann Arbor | ARB |
| Annaba | Annaba Les Salines | AAE |
| Annecy | Annecy – Haute-Savoie – Mont Blanc | NCY |
| Anqing | Anqing | AQG |
| Anshan | Anshan | AOG |
| Anshun | Anshun Huangguoshu | AVA |
| Antalaha | Antalaha Antsirabato | ANM |
| Antalya | Antalya | AYT |
| Antananarivo | Antananarivo | TNR |
| Antiochië | Antiochië Hatay | HTY |
| Antofagasta | Antofagasta Cerro Moreno | ANF |
| Antsirabe | Antsirabe | ATJ |
| Antsiranana | Antsiranana | DIE |
| Antwerpen | Antwerpen Deurne | ANR |
| Anvik | Anvik | ANV |
| Anyang | Anyang Hongqiqu | HQQ |
| Aomori | Aomori | AOJ |
| Apartadó | Apartado | APO |
| Apataki | Apataki | APK |
| Apia | Apia Faleolo | APW |
| Appleton | Appleton International Airport | ATW |
| Apuí | Apui | IUP |
| Aracati | Aracati Dragao do Mar | ARX |
| Araçatuba | Aracatuba | ARU |
| Araguaína | Araguaina | AUX |
| Arar | Arar | RAE |
| Araracuara | Araracuara | ACR |
| Araraquara | Araraquara | AQA |
| Arauca | Arauca Santiago Perez Quiroz | AUC |
| Araxa | Araxa | AAX |
| Arba Minch | Arba Mintch | AMH |
| Arcata | Arcata | ACV |
| Arctic Bay | Arctic Bay | YAB |
| Arctic Village | Arctic Village Wien | ARC |
| Arequipa | Arequipa Rodriguez Ballon | AQP |
| Argostoli | Argostoli Cephalonia | EFL |
| Arica | Arica Chacalluta | ARI |
| Arkhangelsk | Arkhangelsk | ARH |
| Armenia | Armenia El Eden | AXM |
| Armidale | Armidale | ARM |
| Arrecife | Arrecife Lanzarote | ACE |
| Arthur's Town | Arthur'S Town | ATC |
| Arua | Arua | RUA |
| Arusha | Arusha | ARK |
| Arusha | Arusha Kilimanjaro | JRO |
| Arutua | Arutua | AXR |
| Arviat | Arviat | YEK |
| Arvidsjaur | Arvidsjaur | AJR |
| Asaba | Asaba | ABB |
| Asahikawa | Asahikawa | AKJ |
| Asheville | Asheville Regionale | AVL |
| Ashland | Ashland (Verenigde Staten) | HTS |
| Asjchabad | Asjchabad Ashgabat | ASB |
| Asmara | Asmara Internationaal | ASM |
| Āsosa | Asosa | ASO |
| Aspen | Aspen Pitkin County | ASE |
| Assioet | Assiut | ATZ |
| Astana (stad) | Astana (stad) Nursultan Nazarbayev Intl | NQZ |
| Astana (stad) | Astana (stad) Nursultan Nazarbayev Intl | TSE |
| Astrakhan | Astrakhan | ASF |
| Astypálaia | Astypalaia | JTY |
| Asunción | Asunción Silvio Pettirossi | ASU |
| Aswan | Aswan | ASW |
| Atambua | Atambua Haliwen | ABU |
| Atar | Atar | ATR |
| Athene | Athene | ATH |
| Atiu Island | Atiu Island | AIU |
| Atka | Atka | AKB |
| Atlanta | Atlanta De Kalb/Peachtree | PDK |
| Atlanta | Atlanta Hartsfield-Jackson | ATL |
| Atlantic City | Atlantic City Internationaal | ACY |
| Atmautluak | Atmautluak | ATT |
| Atqasuk | Atqasuk | ATK |
| Attawapiskat | Attawapiskat | YAT |
| Atıraw | Atyrau | GUW |
| Augusta | Augusta | AUG |
| Augusta | Augusta Bush Field | AGS |
| Aupaluk | Aupaluk | YPJ |
| Aurangabad | Aurangabad Chikkalthana | IXU |
| Aurillac | Aurillac | AUR |
| Aurukun Mission | Aurukun Mission | AUU |
| Austin | Austin | ASQ |
| Austin | Austin Bergstrom Internationaal | AUS |
| Avignon | Avignon-Caum | AVN |
| Awassa | Awasa | AWA |
| Aksum | Axum | AXU |
| Ayacucho (Peru) | Ayacucho (Peru) | AYP |
| Nantes | Aéroport Nantes Atlantique | NTE |
| Babo | Babo | BXB |
| Bacău | Bacau | BCM |
| Bacolod City | Bacolod City | BCD |
| Badajoz | Badajoz Talaveral La Real | BJZ |
| Bagdad | Bagdad Intle Baghdad | BGW |
| Bagdogra | Bagdogra | IXB |
| Baguio City | Baguio City Loakan | BAG |
| Bahir Dar | Bahar Dar | BJR |
| Bahāwalpur | Bahawalpur | BHV |
| Bahía Blanca | Bahía Blanca Aeropuerto Comandante Espora | BHI |
| Baia Mare | Baia Mare | BAY |
| Baie-Comeau | Baie Comeau | YBC |
| Baikonur | Baikonur Krayniy | BXY |
| Baise | Baise Youjiang | AEB |
| Baishan | Baishan Changbaishan | NBS |
| Bajawa | Bajawa Soa | BJW |
| Bakalalan | Bakalalan | BKM |
| Baker Lake | Baker Lake | YBK |
| Bakersfield | Bakersfield Meadows Field | BFL |
| Bakoe | Bakoe Heydar Aliyev Internationaal | GYD |
| Balalae Island | Balalae Island | BAS |
| Balfour Town | Balfour Town Salt Cay | SLX |
| Balgo Hills | Balgo Hills | BQW |
| Balikpapan | Balikpapan Sepinnggan | BPN |
| Balkanabat | Balkanabat | BKN |
| Ballina | Ballina Byron | BNK |
| Balmaceda | Balmaceda Teniente Vidal | BBA |
| Baltimore | Baltimore/Washington | BWI |
| Baltra | Baltra | GPS |
| Bamaga | Bamaga | ABM |
| Bamako | Bamako | BKO |
| Bamiyan | Bamiyan | BIN |
| Banda Atjeh | Banda Atjeh Sultan Iskandarmuda | BTJ |
| Bandar Lampung | Bandar Lampung Radin Inten II | TKG |
| Bandar Seri Begawan | Bandar Seri Begawan Brunei Internationaal | BWN |
| Bandung | Bandung Husein Sastranegara | BDO |
| Bangalore | Bangalore Kempegowda | BLR |
| Bangkok | Bangkok Intle Don Muang | DMK |
| Bangkok | Bangkok Suvarnabhumi | BKK |
| Bangor | Bangor Belle-Île-en-Mer | BIC |
| Bangor | Bangor Internationaal | BGR |
| Bangui | Bangui | BGF |
| Banja Luka | Banja Luka | BNX |
| Banjarmasin | Banjarmasin Syamsudin Noor | BDJ |
| Banjul | Banjul Internationaal | BJL |
| Banyuwangi | Banyuwangi Blimbingsari | BWX |
| Baoshan | Baoshan | BSD |
| Baoshan | Baoshan Tengchong Tuofeng | TCZ |
| Baotou | Baotou | BAV |
| Bar Harbor | Bar Harbor | BHB |
| Baracoa | Baracoa | BCA |
| Codrington | Barbuda Codrington | BBQ |
| Barcaldine | Barcaldine | BCI |
| Barcelona | Barcelona Gen J A Anzoategui | BLA |
| Barcelona | Barcelona-el Prat | BCN |
| Bardufoss | Bardufoss | BDU |
| Bareilly | Bareilly | BEK |
| Bari | Bari-Karol Wojtyla | BRI |
| Bariloche | Bariloche Internationaal | BRC |
| Barinas | Barinas | BNS |
| Bario | Bario | BBN |
| Barisal | Barisal | BZL |
| Barnaoel | Barnaoel | BAX |
| Barquisimeto | Barquisimeto | BRM |
| Barra do Garças | Barra Do Garcas | BPG |
| Barrancabermeja | Barrancabermeja Variguies | EJA |
| Barranquilla | Barranquilla E Cortissoz | BAQ |
| Barreiras | Barreiras | BRA |
| Barretos | Barretos | BAT |
| Barrow Island | Barrow (Eiland) | BWB |
| Barrow | Barrow Wiley Post / W.Rogers M | BRW |
| Barter Island | Barter Island | BTI |
| Basco | Basco | BSO |
| Basra | Basra Internationaal | BSR |
| Basseterre | Basseterre Robert Bradshaw Intl | SKB |
| Bastia | Bastia Poretta | BIA |
| Bata | Bata | BSG |
| Batagay | Batagay | BQJ |
| Batagay-Alyta | Batagay-Alyta Sakkyryr | SUK |
| Batam | Batam Hang Nadim | BTH |
| Bathinda | Bathinda | BUP |
| Bathurst | Bathurst | ZBF |
| Bathurst | Bathurst Raglan | BHS |
| Batman | Batman | BAL |
| Batna | Batna | BLJ |
| Baton Rouge | Baton Rouge Ryan | BTR |
| Båtsfjord | Batsfjord | BJF |
| Batticaloa | Batticaloa | BTC |
| Batoemi | Batumi | BUS |
| Baubau | Baubau Beto Ambari | BUW |
| Bauru | Bauru-Arealva | JTC |
| Bay City | Bay City Midland | MBS |
| Bayamo | Bayamo C.M. de Cespedes | BYM |
| Bayan Nur | Bayan Nur Tianjitai | RLK |
| Bayingolin | Bayingolin Korla | KRL |
| Bayingolin | Bayingolin Loulan | RQA |
| Bazel | Bazel-Mulhouse-Freiburg | BSL |
| Bazhong | Bazhong Enyang | BZX |
| Beaumont | Beaumont Jefferson County | BPT |
| Beaver | Beaver | WBQ |
| Beckley | Beckley Raleigh County | BKW |
| Bedford | Bedford Hanscom Field | BED |
| Bedourie | Bedourie | BEU |
| Bedwell Harbor | Bedwell Harbor | YBW |
| Beigan Township | Beigan Township Matsu Beigan | MFK |
| Beihai | Beihai | BHY |
| Beira | Beira | BEW |
| Beiroet | Beirut | BEY |
| Béjaïa | Bejaia | BJA |
| Belaya Gora | Belaya Gora | BGN |
| Bélep | Belep Island | BMY |
| Belfast | Belfast City | BHD |
| Belfast | Belfast Intl | BFS |
| Belgaum | Belgaum Sambre | IXG |
| Belgorod | Belgorod | EGO |
| Belgrado | Belgrado Nikola Tesla | BEG |
| Belize-stad | Belize-stad Belize City Municipal | TZA |
| Belize-stad | Belize-stad P.S.W. Goldson Internationaal | BZE |
| Bella Bella | Bella Bella | ZEL |
| Bella Coola | Bella Coola | QBC |
| Belleville | Belleville | BLV |
| Bellingham | Bellingham | BLI |
| Bellona Island | Bellona Island | BNY |
| Belmopan | Belmopan | BCV |
| Belo Horizonte | Belo Horizonte Tancredo Neves Intl | CNF |
| Beloyarskiy | Beloyarskiy | EYK |
| Bern | Belp | BRN |
| Belém | Belém Val De Cans | BEL |
| Bemidji | Bemidji Beltrami County | BJI |
| Benares | Benares Varanasi | VNS |
| Redmond | Bend/Redmond | RDM |
| Bendigo | Bendigo | BXG |
| Bengkulu | Bengkulu Fatmawati Soekarno | BKS |
| Beni | Beni | BNC |
| Beni Mellal | Beni Mellal | BEM |
| Benin City | Benin City | BNI |
| Bentota | Bentota River | BJT |
| Berbera | Berbera | BBO |
| Berenice Troglodytica | Berenice Intl | EES |
| Berens River | Berens River | YBV |
| Beryozovo | Berezovo | EZV |
| Bergamo | Bergamo-Orio al Serio | BGY |
| Bergen | Bergen Flesland | BGO |
| Bergerac | Bergerac Roumanieres | EGC |
| Berlevag | Berlevag | BVG |
| Berlijn | Berlijn Berlin Brandenburg | BER |
| Bethel | Bethel | BET |
| Bettles | Bettles | BTT |
| Beverly | Beverly | BVY |
| Béziers | Beziers Vias | BZR |
| Bhadrapur | Bhadrapur | BDP |
| Bhamo | Bhamo | BMO |
| Bharatpur | Bharatpur | BHR |
| Bhavnagar | Bhavnagar | BHU |
| Bhopal | Bhopal | BHO |
| Bhubaneswar | Bhubaneswar | BBI |
| Bhuj | Bhuj | BHJ |
| Biak | Biak Frans Kaisiepo | BIK |
| Biarritz | Biarritz Parme | BIQ |
| Bijie | Bijie Feixiong | BFJ |
| Bikaner | Bikaner | BKB |
| Bilbao | Bilbao | BIO |
| Billings | Billings Logan Intl | BIL |
| Billund | Billund Lufthavn | BLL |
| Biloela | Biloela | ZBL |
| Bima | Bima Muhammad Salahuddin | BMU |
| Binghamton | Binghamton Broome County | BGM |
| Bingöl | Bingöl | BGG |
| Bintulu | Bintulu | BTU |
| Birātnagar | Biratnagar | BIR |
| Birdsville | Birdsville | BVI |
| Birmingham | Birmingham | BHM |
| Birmingham | Birmingham | BHX |
| Bisha | Bisha | BHH |
| Bishop | Bishop | BIH |
| Biskra | Biskra | BSK |
| Bismarck | Bismarck | BIS |
| Bissau | Bissau Osvaldo Vieira | OXB |
| Blackall | Blackall | BKQ |
| Blackpool | Blackpool | BLK |
| Blagoveshchensk | Blagoveschensk | BQS |
| Blanc Sablon | Blanc Sablon | YBX |
| Blang Pidie | Blang Pidie Kuala Batu | KJX |
| Blantyre | Blantyre Chileka | BLZ |
| Blenheim | Blenheim | BHE |
| Block Island | Block Island | BID |
| Bloemfontein | Bloemfontein | BFN |
| Bloomfield | Bloomfield | BFC |
| Bloomington | Bloomington-Normal | BMI |
| Blountville | Blountville Tri Cities TN/VA | TRI |
| Boa Vista | Boa Vista | BVB |
| Bobo-Dioulasso | Bobo-Dioulasso Borgo | BOY |
| Bocas del Toro | Bocas Del Toro | BOC |
| Bodaybo | Bodaybo | ODO |
| Bodø | Bodø | BOO |
| Boedapest | Boedapest Ferenc Liszt Intl | BUD |
| Boekarest | Boekarest Baneasa | BBU |
| Boekarest | Boekarest Otopeni Intl | OTP |
| Boergas | Boergas | BOJ |
| Bogorodskoje | Bogorodskoye | BQG |
| Bogota | Bogota El Dorado | BOG |
| Panglao | Bohol–Panglao Intl | TAG |
| Boise | Boise Air Term. Gowen Fld | BOI |
| Bol | Bol | BWK |
| Bold Point | Bold Point Quadra Island | YQJ |
| Bozen | Bolzano | BZO |
| Bonaventure | Bonaventure | YVB |
| Bonito | Bonito | BYO |
| Bor | Bor Podkamennaya Tungus | TGP |
| Boracay | Boracay Godofredo P. Ramos | MPH |
| Bordeaux | Bordeaux-Mérignac | BOD |
| Bordj Badji Mokhtar | Bordj Badji Mokhtar | BMW |
| Borlänge | Borlänge Borlange Dala | BLE |
| Bortala | Bortala Bole Alashankou | BPL |
| Bosaso | Bossaso | BSA |
| Boston | Boston Logan Intl | BOS |
| Bouaké | Bouake | BYK |
| Boulia | Boulia | BQL |
| Bourke | Bourke | BRK |
| Bournemouth | Bournemouth | BOH |
| Bovanenkovo | Bovanenkovo | BVJ |
| Bozeman | Bozeman Gallatin Field | BZN |
| Bradford | Bradford (Verenigde Staten) | BFD |
| Brainerd | Brainerd Crow Wing County | BRD |
| Brandon | Brandon | YBR |
| Branson | Branson | BKG |
| Brasilia | Brasilia | BSB |
| Bratislava | Bratislava | BTS |
| Bratsk | Bratsk | BTK |
| Braunschweig | Braunschweig | BWE |
| Brazzaville | Brazzaville Maya Maya | BZV |
| Bremen | Bremen | BRE |
| Brest | Brest | BQT |
| Brest | Brest Guipavas | BES |
| Brevig Mission | Brevig Mission Teller Mission | KTS |
| Bridgetown | Bridgetown Grantley Adams Intl | BGI |
| Brindisi | Brindisi Aeroporto del Salento | BDS |
| Brisbane | Brisbane | BNE |
| Bristol | Bristol | BRS |
| Brive-la-Gaillarde | Brive-la-Gaillarde Aéroport Brive-Vallée de la Dordogne | BVE |
| Brize Norton | Brize Norton | BZZ |
| Brno | Brno Turany | BRQ |
| Brochet | Brochet | YBT |
| Broken Hill | Broken Hill | BHQ |
| Bronnoysund Bronnoy | Bronnoysund Bronnoy | BNN |
| Broome | Broome | BME |
| Brownsville | Brownsville South Padre Is. Intl | BRO |
| Brunswick | Brunswick Glynco Jetport | BQK |
| Brussel | Brussel Charleroi (CRL) | CRL |
| Brussel | Brussel-Nationaal | BRU |
| Brjansk | Bryansk | BZK |
| Bucaramanga | Bucaramanga Palo Negro | BGA |
| Buckland | Buckland | BKC |
| Buenaventura | Buenaventura | BUN |
| Buenos Aires | Buenos Aires | BAI |
| Buenos Aires | Buenos Aires Ezeiza | EZE |
| Buenos Aires | Buenos Aires Jorge Newbery | AEP |
| Buffalo | Buffalo Niagara Internationaal | BUF |
| Bujumbura | Bujumbura Internationaal | BJM |
| Buka | Buka | BUA |
| Buchara | Bukhara | BHK |
| Bukoba | Bukoba | BKZ |
| Bulawayo | Bulawayo | BUQ |
| Bullhead City | Bullhead City Laughlin Bullhead | IFP |
| Bulolo | Bulolo | BUL |
| Bumba | Bumba | BMB |
| Bundaberg | Bundaberg | BDB |
| Bunia | Bunia | BUX |
| Buon Ma Thuot | Buon Ma Thuot Phung-Duc | BMV |
| Burbank | Burbank Bob Hope | BUR |
| Burgos | Burgos | RGS |
| Buriram | Buri Ram | BFV |
| Burketown | Burketown | BUC |
| Burlington | Burlington (Verenigde Staten) | BRL |
| Burlington | Burlington Internationaal | BTV |
| Burnie | Burnie Wynyard | BWT |
| Bursa | Bursa Yenişehir | YEI |
| Busan | Busan Gimhae | PUS |
| Busselton | Busselton Margaret River | BQB |
| Busuanga | Busuanga Francisco B. Reyes | USU |
| Butte | Butte Silver Bow Co | BTM |
| Butuan City | Butuan City Bancasi | BXU |
| Bydgoszcz | Bydgoszcz | BZG |
| Béchar | Béchar Leger | CBH |
| Ca Mau | Ca Mau | CAH |
| Cabinda | Cabinda | CAB |
| Cabo Frio | Cabo Frio | CFB |
| Cacoal | Cacoal | OAL |
| Caen | Caen Carpiquet | CFR |
| Cagayan de Oro | Cagayan de Oro Laguindingan | CGY |
| Cagliari | Cagliari | CAG |
| Cairns | Cairns | CNS |
| Cajamarca | Cajamarca | CJA |
| Cajazeiras | Cajazeiras | CJZ |
| Calabar | Calabar | CBQ |
| Calama | Calama El Loa | CJC |
| Calbayog City | Calbayog City | CYP |
| Calcutta | Calcutta Netaji Subhas Internationaal | CCU |
| Caldas Novas | Caldas Novas | CLV |
| Caldwell | Caldwell Wright | CDW |
| Calgary | Calgary Internationaal | YYC |
| Cali | Cali Alfonso B. Aragon Intl | CLO |
| Calicut | Calicut Kozhikode | CCJ |
| Calvi | Calvi Ste Catherine | CLY |
| Camagüey | Camagüey Ign Agramonte Internationaal | CMW |
| Cambridge | Cambridge | CBG |
| Cambridge Bay | Cambridge Bay | YCB |
| Camopi | Camopi | OYC |
| Campbell River | Campbell River | YBL |
| Campbell River | Campbell River Harbor SPB | YHH |
| Campbeltown | Campbeltown | CAL |
| Campeche | Campeche Internationaal | CPE |
| Campina Grande | Campina Grande Joao Suassuna | CPV |
| Campo Grande | Campo Grande Internationaal | CGR |
| Campo nell'Elba | Campo nell'Elba Marina Di Campo | EBA |
| Campos dos Goytacazes | Campos dos Goytacazes Bartolomeu Lisandro | CAW |
| Can Tho | Can Tho | VCA |
| Canaima | Canaima | CAJ |
| Çanakkale | Canakkale | CKZ |
| Canberra | Canberra | CBR |
| Canela | Canela | CEL |
| Canoas | Canoas Campo Nossa Senhora de Fatima | QNS |
| Canouan Island | Canouan Island | CIW |
| Cap Skirring | Cap Skirring | CSK |
| Cap-Haïtien | Cap-Haïtien | CAP |
| Cape Dorset | Cape Dorset | YTE |
| Cape Girardeau | Cape Girardeau | CGI |
| Cape Lisburne | Cape Lisburne | LUR |
| Caracas | Caracas Aeropuerto Internacional de Maiquetía Simón Bolívar | CCS |
| Carcassonne | Carcassonne Salvaza | CCF |
| Cardiff | Cardiff Wales | CWL |
| Carlisle | Carlisle Lake District | CAX |
| Carlsbad | Carlsbad Cavern City | CNM |
| Cartagena | Cartagena Rafael Nunez | CTG |
| Casablanca | Casablanca Intle Mohammed V | CMN |
| Cascais | Cascais | CAT |
| Cascavel | Cascavel | CAC |
| Casper | Casper Natrona County | CPR |
| Castellón de la Plana | Castellón de la Plana | CDT |
| Castlegar | Castlegar | YCG |
| Castletown | Castletown Ronaldsway | IOM |
| Castres | Castres Mazamet | DCM |
| Castries | Castries George F. L. Charle | SLU |
| Castries | Castries Hewanorra | UVF |
| Castro | Castro Mocopulli | MHC |
| Catamarca | Catamarca | CTC |
| Catania | Catania-Fontanarossa | CTA |
| Catarman | Catarman | CRM |
| Catumbela | Catumbela | CBT |
| Cauayan | Cauayan | CYZ |
| Caxias do Sul | Caxias do Sul Campo dos Bugres | CXJ |
| Caye Caulker | Caye Caulker | CUK |
| Cayenne | Cayenne-Félix Eboué | CAY |
| Cayman Brac | Cayman Brac Gerrard-Smith | CYB |
| Cayo Coco | Cayo Coco | CCC |
| Cayo Largo del Sur | Cayo Largo Del Sur | CYO |
| Cayo Las Brujas | Cayo Las Brujas | BWW |
| Cairo | Caïro Internationaal | CAI |
| Cebu | Cebu Mactan Internationaal | CEB |
| Cedar City | Cedar City | CDC |
| Cedar Rapids | Cedar Rapids | CID |
| Ceduna | Ceduna | CED |
| Ceiba | Ceiba J. Aponte de la Torre | NRR |
| Central | Central | CEM |
| Chabarovsk | Chabarovsk | KHV |
| Chachapoyas | Chachapoyas | CHH |
| Chadron | Chadron | CDR |
| Chakcharan | Chakcharan | CCN |
| Chake Chake | Chake Chake Pemba | PMA |
| Chalkyitsik | Chalkyitsik | CIK |
| Chambéry | Chambéry | CMF |
| Champaign | Champaign University-Willard | CMI |
| Chandigarh | Chandigarh | IXC |
| Changchun | Changchun | CGQ |
| Changde | Changde | CGD |
| Changsha | Changsha Huanghua Intl | CSX |
| Changuinola | Changuinola | CHX |
| Changzhi | Changzhi | CIH |
| Changzhou | Changzhou | CZX |
| Chania | Chania | CHQ |
| Chanty-Mansiejsk | Chanty-Mansiejsk | HMA |
| Chaoyang | Chaoyang | CHG |
| Chapecó | Chapecó | XAP |
| Charkov | Charkov Osnova | HRK |
| Charleston | Charleston | CHS |
| Charleston | Charleston Yeager | CRW |
| Charleville | Charleville | CTL |
| Charlo | Charlo | YCL |
| Charlottesville | Charlottesville Albemarle | CHO |
| Charlottetown | Charlottetown | YYG |
| Châteauroux | Chateauroux | CHR |
| Chatham Island | Chatham Islands | CHT |
| Chatham-Kent | Chatham-Kent | XCM |
| Chattanooga | Chattanooga Lovell Field | CHA |
| Tsjeboksary | Cheboksary | CSY |
| Chefornak | Chefornak | CYF |
| Chelinda | Chelinda | CEH |
| Chengdu | Chengdu Tianfu Intl | TFU |
| Chenzhou | Chenzhou Beihu | HCZ |
| Cheongju | Cheongju | CJJ |
| Cherskiy | Cherskiy | CYX |
| Chesterfield Inlet | Chesterfield Inlet | YCS |
| Chetumal | Chetumal | CTM |
| Chevak | Chevak | VAK |
| Chevery | Chevery | YHR |
| Cheyenne | Cheyenne | CYS |
| Chiang Mai | Chiang Mai | CNX |
| Chiang Rai | Chiang Rai | CEI |
| Chibougamau | Chibougamau | YMT |
| Chicago | Chicago Greater Rockford | RFD |
| Chicago | Chicago Midway | MDW |
| Chicago | Chicago O'Hare Internationaal | ORD |
| Chicken | Chicken | CKX |
| Chiclayo | Chiclayo | CIX |
| Chifeng | Chifeng | CIF |
| Chifeng | Chifeng Ar Horqin | AEQ |
| Chignik | Chignik | KCQ |
| Chignik | Chignik Fisheries | KCG |
| Chignik | Chignik Lagoon | KCL |
| Chihuahua | Chihuahua Fierro Villalobos | CUU |
| Chilliwack | Chilliwack | YCW |
| Chimoio | Chimoio | VPY |
| Chingola | Chingola Kasompe | CGJ |
| Chios | Chios | JKH |
| Chisana | Chisana Field | CZN |
| Chisasibi | Chisasibi | YKU |
| Chita | Chita | HTA |
| Chitral | Chitral | CJL |
| Chittagong | Chittagong Patenga | CGP |
| Chizhou | Chizhou Jiuhuashan | JUH |
| Chisinau | Chișinău | RMO |
| Chlef | Chlef | CFK |
| Choedzjand | Choedzjand Khudzhand | LBD |
| Choibalsan | Choibalsan | COQ |
| Chokurdah | Chokurdah | CKH |
| Christiansted | Christiansted Henry Rohlsen | STX |
| Christiansted | Christiansted Sea Plane Base | SSB |
| Christmas Island | Christmas Island Kersteiland | XCH |
| Christmas Island | Christmaseiland | CXI |
| Chuathbaluk | Chuathbaluk | CHU |
| Chumphon | Chumphon | CJM |
| Churchill | Churchill | YYQ |
| Churchill Falls | Churchill Falls | ZUM |
| Châlons-en-Champagne | Châlons-en-Champagne Chalons-Vatry | XCR |
| Cianorte | Cianorte | GGH |
| Cicia Island | Cicia Island | ICI |
| Cienfuegos | Cienfuegos | CFG |
| Cincinnati | Cincinnati Cinci./N. Kentucky | CVG |
| Cincinnati | Cincinnati Municipal | LUK |
| Circle | Circle | IRC |
| Ciudad del Carmen | Ciudad Del Carmen | CME |
| Ciudad Del Este | Ciudad del Este | AGT |
| Ciudad Juárez | Ciudad Juárez Abraham Gonzalez | CJS |
| Ciudad Obregón | Ciudad Obregon | CEN |
| Ciudad Victoria | Ciudad Victoria | CVM |
| Clarksburg | Clarksburg | CKB |
| Clermont-Ferrand | Clermont-Ferrand Aulnat | CFE |
| Cleveland | Cleveland Cuyahoga County | CGF |
| Cleveland | Cleveland Hopkins Internationaal | CLE |
| Clinton | Clinton Municipal | CLK |
| Cloncurry | Cloncurry | CNJ |
| Cloudbreak | Cloudbreak Fortescue Dave Forrest | KFE |
| Clovis | Clovis Municipal | CVN |
| Clyde River | Clyde River | YCY |
| Cobano | Cobano | ACO |
| Cobija | Cobija Oost Beltram | CIJ |
| Cochabamba | Cochabamba J Wilsterman | CBB |
| Cockburn Harbour | Cockburn Harbour South Caicos | XSC |
| Cockburn Town | Cockburn Town Grand Turk | GDT |
| Cockburn Town | Cockburn Town San Salvador | ZSA |
| Cocos Islands | Cocos Islands Cocoseilanden | CCK |
| Cody / Yellowstone | Cody / Yellowstone | COD |
| Coffman Cove | Coffman Cove | KCC |
| Coffs Harbour | Coffs Harbour | CFS |
| Coimbatore | Coimbatore Peelamedu | CJB |
| Cold Bay | Cold Bay | CDB |
| Coldfoot | Coldfoot | CXF |
| Colima | Colima | CLQ |
| College Station | College Station | CLL |
| Colombo | Colombo Bandaranayike Internationaal | CMB |
| Colombo | Colombo Diyawanna Oya Seaplane Base | DWO |
| Colonel Hill | Colonel Hill Crooked (Eiland) | CRI |
| Colorado Springs | Colorado Springs Municipal | COS |
| Columbia | Columbia (Verenigde Staten) | COU |
| Columbia | Columbia Metropolitan | CAE |
| Columbus | Columbus | CMH |
| Columbus | Columbus Golden Triangle Reg. | GTR |
| Columbus | Columbus Metropolitan Area | CSG |
| Columbus | Columbus Rickenbacker | LCK |
| Comayagua | Comayagua Palmerola Intl | XPL |
| Comiso | Comiso | CIY |
| Comodoro Rivadavia | Comodoro Rivadavia | CRD |
| Comox | Comox | YQQ |
| Con Dao | Con Dao | VCS |
| Conakry | Conakry Internationaal | CKY |
| Concepción | Concepción Carriel Sur | CCP |
| Concord | Concord Buchanan Fld | CCR |
| Concord | Concord Regional | USA |
| Concordia | Concordia | COC |
| São Paulo | Congonhas/São Paulo | CGH |
| Constantine | Constantine Mohamed Boudiaf | CZL |
| Constanța | Constanța Mihail Kogalniceanu | CND |
| Contadora | Contadora | OTD |
| Coober Pedy | Coober Pedy | CPD |
| Cooktown | Cooktown | CTN |
| Coolangatta | Coolangatta Gold Coast | OOL |
| Copiapó | Copiapó Desierto De Atacama | CPO |
| Coral Harbour | Coral Harbour | YZS |
| Cordova | Cordova Mudhole Smith | CDV |
| Corfu | Corfu Korfoe Ioannis Kapodistrias | CFU |
| Corisco | Corisco | OCS |
| Cork | Cork Internationaal | ORK |
| Corn (Eiland) | Corn (Eiland) | RNI |
| Elmira | Corning-Elmira | ELM |
| Newquay | Cornwall Newquay | NQY |
| Coro | Coro | CZE |
| Corozal | Corozal | CZH |
| Corozal | Corozal | CZU |
| Corpus Christi | Corpus Christi Internationaal | CRP |
| Correia Pinto | Correia Pinto Reg do Planalto Serano | EEA |
| Corrientes | Corrientes Camba Punta | CNQ |
| Cortes Bay | Cortes Bay | YCF |
| Cortez | Cortez | CEZ |
| Corumba | Corumba Internationaal | CMG |
| Corvera | Corvera Intl | RMU |
| Corvo Island | Corvo Island | CVU |
| Costermansstad | Costermansstad Kamenbe | BKY |
| Cotabato | Cotabato | CBO |
| Cotonou | Cotonou | COO |
| Coventry | Coventry Baginton | CVT |
| Cox's Bazar | Cox'S Bazar | CXB |
| Coxen Hole | Coxen Hole Roatan | RTB |
| Cozumel | Cozumel | CZM |
| Craig | Craig | CGA |
| Craig Cove | Craig Cove | CCV |
| Craiova | Craiova | CRA |
| Cranbrook | Cranbrook | YXC |
| Crescent City | Crescent City McNamara Field | CEC |
| Criciuma | Criciuma | CCM |
| Crooked Creek | Crooked Creek | CKD |
| Cross Island | Cross Island Cross Lake | YCR |
| Crotone | Crotone | CRV |
| Cruz | Cruz Jericoacoara | JJD |
| Cuenca | Cuenca | CUE |
| Cuiabá | Cuiabá M. Rondon | CGB |
| Culebra | Culebra | CPX |
| Culiacán | Culiacán Fedl De Bachigualato | CUL |
| Cuneo | Cuneo Levaldigi | CUF |
| Cunnamulla | Cunnamulla | CMA |
| Cuzco | Cuzco Velazco Astete | CUZ |
| Cyangugu | Cyangugu Kamembe | KME |
| Córdoba | Córdoba Pajas Blancas | COR |
| Cúcuta | Cúcuta Camilo Dazo | CUC |
| Da Hinggan Ling | Da Hinggan Ling Mohe Gulian | OHE |
| Da Nang | Da Nang | DAD |
| Daegu | Daegu | TAE |
| Dakar | Dakar Blaise Diagne | DSS |
| Dakhla | Dakhla | VIL |
| Dalaman | Dalaman | DLM |
| Dalanzadgad | Dalanzadgad | DLZ |
| Dalat | Dalat | DLI |
| Dālbandīn | Dalbandin | DBA |
| Dali | Dali | DLU |
| Dalian | Dalian | DLC |
| Dallas | Dallas Addison | ADS |
| Dallas | Dallas Love Field | DAL |
| Dallas | Dallas/Fort Worth | DFW |
| Dalnegorsk | Dalnegorsk | DHG |
| Dammam | Dammam King Fahad Internationaal | DMM |
| Dandong | Dandong | DDG |
| Dangriga | Dangriga | DGA |
| Daqing Shi | Daqing Shi | DQA |
| Dar Es Salaam | Dar Es Salaam Internationaal | DAR |
| Daraga | Daraga Bicol Intl | DRP |
| Darbhanga | Darbhanga | DBR |
| Darlington | Darlington Teesside Intl | MME |
| Daru | Daru | DAU |
| Darwin | Darwin | DRW |
| Dashoguz | Dashoguz | TAZ |
| Datong | Datong | DAT |
| Dauphin | Dauphin | YDN |
| Davao City | Davao City Francisco Bangoy | DVO |
| David | David Enrique Malek | DAV |
| Dawadmi | Dawadmi | DWD |
| Dawei | Dawei | TVY |
| Dawson City | Dawson City | YDA |
| Dawson Creek | Dawson Creek | YDQ |
| Dayton | Dayton | DAY |
| Daytona Beach | Daytona Beach | DAB |
| Dazhou | Dazhou Daxian | DAX |
| Dazhou | Dazhou Jinya | DZH |
| Ilhéus | De Ilheus | IOS |
| Maringá | De Maringa | MGF |
| Deadman's Cay | Deadmans Cay | LGI |
| Deauville | Deauville St Gatien | DOL |
| Debrecen | Debrecen | DEB |
| Decatur | Decatur (Verenigde Staten) | DEC |
| Deer Harbor | Deer Harbor | DHB |
| Deer Lake (Newfoundland en Labrador) | Deer Lake (Newfoundland en Labrador) Deer Lake (Regionale ) | YDF |
| Deering | Deering | DRG |
| Dehong | Dehong Mangshi | LUM |
| Dehradun | Dehra Dun | DED |
| Dekai | Dekai Nop Goliath | DEX |
| Del Carmen | Del Carmen Sayak | IAO |
| Del Rio | Del Rio Internationaal | DRT |
| Deline | Deline | YWJ |
| Delta Junction | Delta Junction | DJN |
| Denizli | Denizli Cardak | DNZ |
| Denpasar | Denpasar Ngurah Rai | DPS |
| Denver | Denver Arapahoe Co | APA |
| Denver | Denver Rocky Mountain Metropolitan | BJC |
| Deoghar | Deoghar Intl | DGH |
| Deputatsky | Deputatsky | DPT |
| Dera Ghazi Khan | Dera Ghazi Khan | DEA |
| Dera Ismāīl Khān | Dera Ismail Khan | DSK |
| Derby | Derby | DRB |
| Derby | Derby RAAF Curtin | DCN |
| Des Moines | Des Moines | DSM |
| Dessie | Dessie Combolcha | DSE |
| Destin | Destin | DSI |
| Detroit | Detroit Metropolitan Wayne County | DTW |
| Devils Lake | Devils Lake | DVL |
| Devonport | Devonport | DPO |
| Dhaka | Dhaka | DAC |
| Dharamsala | Dharamsala Gaggal | DHM |
| Dharavandhoo | Dharavandhoo | DRV |
| Dibrugarh | Dibrugarh Airport | DIB |
| Dickinson | Dickinson | DIK |
| Dien Bien Phu | Dien Bien Phu | DIN |
| Dikwella | Dikwella Mawella Lagoon | DIW |
| Dili | Dili Airport | DIL |
| Dillingham | Dillingham | DLG |
| Dillons Bay | Dillons Bay | DLY |
| Dimāpur | Dimapur | DMU |
| Dinard | Dinard Pleurtuit | DNR |
| Dipolog City | Dipolog City | DPL |
| Dire Dawa | Dire Dawa Aba Tenna Dejezmach Yilma | DIR |
| Diu | Diu | DIU |
| Divinópolis | Divinopolis | DIQ |
| Diyarbakir | Diyarbakır | DIY |
| Djanet | Djanet Inedbirenne | DJG |
| Djedda | Djedda King Abdulaziz Internationaal | JED |
| Djibouti | Djibouti Ambouli | JIB |
| Dnipro | Dnipro Dnepropetrovsk | DNK |
| Dobo | Dobo | DOB |
| Dodge City | Dodge City | DDC |
| Dodoma | Dodoma | DOD |
| Doesjanbe | Doesjanbe | DYU |
| Doha | Doha Hamad Intl | DOH |
| Dole | Dole Tavaux | DLE |
| Dolisie | Dolisie | DIS |
| Doncaster | Doncaster Sheffield | DSA |
| Donegal | Donegal | CFN |
| Dong Hoi | Dong Hoi | VDH |
| Dongying | Dongying | DOY |
| Doomadgee | Doomadgee | DMD |
| Dortmund | Dortmund | DTM |
| Dothan | Dothan | DHN |
| Douala | Douala Internationaal | DLA |
| Dourados | Dourados | DOU |
| Dresden | Dresden Arpt | DRS |
| Dryden | Dryden Municipal | YHD |
| Dubai | Dubai Al Maktoum Intl | DWC |
| Dubai | Dubai Intl | DXB |
| Dubbo | Dubbo | DBO |
| Dublin | Dublin | DUB |
| Dubois | Dubois (Verenigde Staten) | DUJ |
| Dubrovnik | Dubrovnik | DBV |
| Dubuque | Dubuque | DBQ |
| Düsseldorf | Duesseldorf Intl | DUS |
| Duluth | Duluth Internationaal | DLH |
| Dumaguete City | Dumaguete City | DGT |
| Langgur | Dumatubin - Langgur | LUV |
| Dundee | Dundee | DND |
| Dunedin | Dunedin | DUD |
| Durango | Durango Guadalupe Victoria | DGO |
| Durango | Durango La Plata County | DRO |
| Durban | Durban Intle King Shaka | DUR |
| Durban | Durban Virginia | VIR |
| Durgapur | Durgapur Kazi Nazrul Islam | RDP |
| Dutch Harbor | Dutch Harbor Emergency Field | DUT |
| Dzaoudzi | Dzaoudzi | DZA |
| Dêqên | Dêqên Diqing Shangri-La | DIG |
| Düsseldorf | Düsseldorf Weeze | NRN |
| Eastmain | East Main | ZEM |
| Eastsound | Eastsound | ESD |
| Eau Claire | Eau Claire | EAU |
| Eday | Eday | EOI |
| Edessa | Edessa GAP Intl | GNY |
| Edinburg | Edinburg Turnhouse | EDI |
| Edmonton | Edmonton Internationaal | YEG |
| Edna Bay | Edna Bay | EDA |
| Edremit | Edremit/Korfez | EDO |
| Edward River | Edward River | EDR |
| Eek | Eek | EEK |
| Egegik | Egegik | EGX |
| Egilsstadir | Egilsstadir | EGS |
| Eilat | Eilat Ramon | ETM |
| El Bayadh | El Bayadh | EBH |
| El Bolsón | El Bolson | EHL |
| El Calafate | El Calafate | FTE |
| El Dorado | El Dorado (Verenigde Staten) | ELD |
| El Goléa | El Golea | ELG |
| El Maitén | El Maiten | EMX |
| El Nido | El Nido | ENI |
| El Oued | El Oued Guemar | ELU |
| El Palomar | El Palomar | EPA |
| El Paso | El Paso Internationaal | ELP |
| El Progreso | El Progreso Drake Bay | DRK |
| El Vigía | El Vigia | VIG |
| El Yopal | El Yopal | EYP |
| Elazığ | Elazig | EZS |
| Elcho Island | Elcho Island | ELC |
| Eldoret | Eldoret | EDL |
| Elfin Cove | Elfin Cove | ELV |
| Elim | Elim | ELI |
| Elista | Elista | ESL |
| Elizabethstad | Elizabethstad Luano | FBM |
| Elko | Elko | EKO |
| Emae | Emae | EAE |
| Emerald | Emerald | EMD |
| Emmonak | Emmonak | EMK |
| Ende | Ende H. Hasan Aroeboesman (Isi) | ENE |
| Enfidha | Enfidha-Hammamet Int | NBE |
| Enshi | Enshi | ENH |
| Entebbe | Entebbe Kampala | EBB |
| Enugu | Enugu | ENU |
| Erbil | Erbil Internationaal | EBL |
| Erbogachen | Erbogachen | ERG |
| Erfurt | Erfurt-Weimar | ERF |
| Erie | Erie Internationaal | ERI |
| Ermoupoli | Ermoupoli Syros | JSY |
| Errachidia | Errachidia | ERH |
| Erzincan | Erzincan | ERC |
| Erzurum | Erzurum | ERZ |
| Esbjerg | Esbjerg | EBJ |
| Escanaba | Escanaba | ESC |
| Eskişehir | Eskişehir Anadolu University | AOE |
| Esmeraldas | Esmeraldas | ESM |
| Espargos | Espargos Amilcar Cabral Internationaal | SID |
| Esperance | Esperance | EPR |
| Esquel | Esquel | EQS |
| Essaouira | Essaouira | ESU |
| Eugene | Eugene | EUG |
| Evansville | Evansville | EVV |
| Everett | Everett Paine Field | PAE |
| Excursion Inlet | Excursion Inlet SPB | EXI |
| Exeter | Exeter | EXT |
| E’zhou | Ezhou Huahu | EHU |
| Faaite | Faaite | FAC |
| Fagernes | Fagernes Valdres | VDB |
| Fahud | Fahud | FAU |
| Fairbanks | Fairbanks Internationaal | FAI |
| Faisalabad | Faisalabad Intl | LYP |
| Faizabad | Faizabad | FBD |
| Faizābād | Faizābād Ayodhya | AYJ |
| Fakarava | Fakarava | FAV |
| Fakfak | Fakfak Torea | FKQ |
| Internationaal Falls | Falls Intl | INL |
| False Pass | False Pass | KFP |
| Farah | Farah | FAH |
| Fare | Fare | HUH |
| Fares-Maathodaa | Faresmathoda | FMT |
| Fargo | Fargo Hector Field | FAR |
| Farmingdale | Farmingdale Republic Field | FRG |
| Farmington | Farmington (Verenigde Staten) | FMN |
| Faro | Faro | FAO |
| Fayetteville | Fayetteville | FAY |
| Fayetteville | Fayetteville Northwest Arkansas Rgn | XNA |
| Feira de Santana | Feira De Santana | FEC |
| Fera Island | Fera Island | FRE |
| Fargʻona | Fergana | FEG |
| Fernando de Noronha | Fernando De Noronha | FEN |
| Fez | Fez Sais | FEZ |
| Fianarantsoa | Fianarantsoa | WFI |
| Figari | Figari-Sud Corse | FSC |
| Flagstaff | Flagstaff Pulliam | FLG |
| Flin Flon | Flin Flon | YFO |
| Flinders Island | Flinders Island | FLS |
| Flint | Flint Bishop | FNT |
| Florence | Florence | FLO |
| Florence | Florence Muscle Shoals | MSL |
| Florence | Florence-Peretola | FLR |
| Florencia | Florencia Capitolio | FLA |
| Flores | Flores Santa Elena | FRS |
| Florianópolis | Florianópolis Hercilio Luz | FLN |
| Florø | Floro Floreland | FRO |
| Foggia | Foggia Gino Lisa | FOG |
| Forlì | Forlì Luigi Ridolfi | FRL |
| Formosa | Formosa El Pucu | FMA |
| Fort Albany | Fort Albany | YFA |
| Fort Chipewyan | Fort Chipewyan | YPY |
| Fort Dodge | Fort Dodge | FOD |
| Fort Frances | Fort Frances | YAG |
| Fort Good Hope | Fort Good Hope | YGH |
| Fort Lauderdale | Fort Lauderdale | FLL |
| Fort Lauderdale | Fort Lauderdale Executive | FXE |
| Fort Leonard Wood | Fort Leonard Wood | TBN |
| Fort MacKay | Fort MacKay Albian Aerodrome | JHL |
| Fort MacKay | Fort MacKay Horizon | HZP |
| Fort McMurray | Fort Mcmurray | YMM |
| Fort Meade | Fort Meade Tipton | FME |
| Fort Myers | Fort Myers SW Florida Intl | RSW |
| Fort Nelson | Fort Nelson | YYE |
| Fort Severn | Fort Severn | YER |
| Fort Simpson | Fort Simpson | YFS |
| Fort Smith | Fort Smith | YSM |
| Fort Smith | Fort Smith (Verenigde Staten) | FSM |
| Fort Saint John | Fort St John | YXJ |
| Fort Wayne | Fort Wayne | FWA |
| Fort Yukon | Fort Yukon | FYU |
| Fort-de-France | Fort-de-France Lamentin | FDF |
| Fortuna | Fortuna | FON |
| Foshan | Foshan Shadi | FUO |
| Franceville | Franceville/Mvengue | MVB |
| Francistown | Francistown | FRW |
| Frankfurt am Main | Frankfurt am Main Frankfurt Internationaal | FRA |
| Frankfurt am Main | Frankfurt-Hahn | HHN |
| Franklin | Franklin (Verenigde Staten) | FKL |
| Frederick | Frederick | FDK |
| Fredericton | Fredericton | YFC |
| Freeport | Freeport Grand Bahama Internationaal | FPO |
| Freetown | Freetown Lungi Internationaal | FNA |
| Fresno | Fresno Yosemite Internationaal | FAT |
| Fri | Fri Kasos Island | KSJ |
| Friday Harbor | Friday Harbor | FRD |
| Friday Harbor | Friday Harbor SPB | FBS |
| Friedrichshafen | Friedrichshafen | FDH |
| Fujairah | Fujairah Internationaal | FJR |
| Fukuoka | Fukuoka | FUK |
| Fukushima | Fukushima | FKS |
| Funafuti | Funafuti | FUN |
| Funchal | Funchal Aeroporto da Madeira | FNC |
| Futuna Island | Futuna Island | FTA |
| Fuvahmulah | Fuvahmulah | FVM |
| Fuyang | Fuyang | FUG |
| Fuzhou | Fuzhou | FOC |
| Fuzuli | Fuzuli Intl | FZL |
| Førde (Sogn og Fjordane) | Førde (Sogn og Fjordane) Forde Bringeland | FDE |
| Gabala | Gabala Intl | GBB |
| Gabès | Gabes | GAE |
| Gaborone | Gaborone Internationaal | GBE |
| Gafsa | Gafsa | GAF |
| Gainesville | Gainesville Regional | GNV |
| Galcaio | Galcaio | GLK |
| Galela | Galela | GLX |
| Galena | Galena | GAL |
| Galiano Island | Galiano Island Montagne Harbor | YMF |
| Gällivare | Gallivare | GEV |
| Galway | Galway | GWY |
| Gambēla | Gambela | GMB |
| Gambell | Gambell | GAM |
| Gameti | Gameti Rae Lakes | YRA |
| Gander | Gander | YQX |
| Ganges | Ganges SPB | YGG |
| Gannan | Gannan Xiahe | GXH |
| Ganzhou | Ganzhou Huangjin | KOW |
| Garzê | Ganzi | GZG |
| Garden City | Garden City (Verenigde Staten) | GCK |
| Garoe | Garoe | GGR |
| Garoua | Garoua | GOU |
| Garumaoa | Garumaoa Raroia | RRR |
| Garzê | Garzê Kangding | KGT |
| Garzê | Garzê Yading | DCY |
| Gaspé | Gaspe | YGP |
| Gaua | Gaua | ZGU |
| Gaya | Gaya | GAY |
| Gaziantep | Gaziantep | GZT |
| Gazipaşa | Gazipasa | GZP |
| Gdansk | Gdańsk Lech Wałęsa | GDN |
| Gelendzhik | Gelendzik | GDZ |
| Gemena | Gemena | GMA |
| General Roca | General Roca | GNR |
| General Santos | General Santos Internationaal | GES |
| Puerto Villamil | General Villamil | IBB |
| Genua | Genua Genova Cristoforo Colombo | GOA |
| Genève | Genève | GVA |
| George | George | GRJ |
| George Town | George Town Exuma Internationaal | GGT |
| Georgetown | Georgetown Cheddi Jagan Internationaal | GEO |
| Georgetown | Georgetown Ogle | OGL |
| Georgetown | Georgetown Owen Roberts Intl | GCM |
| Georgetown | Georgetown Wideawake Fld | ASI |
| Geraldton | Geraldton | GET |
| Gerona | Gerona Girona-Costa Brava | GRO |
| Ghardaïa | Ghardaïa Noumerate | GHA |
| Gibraltar | Gibraltar North Front | GIB |
| Gilgit | Gilgit | GIL |
| Gillam | Gillam | YGX |
| Gillette | Gillette | GCC |
| Gisborne | Gisborne | GIS |
| Gizeh | Gizeh Sphinx Intl | SPX |
| Gizo Island | Gizo Island | GZO |
| Gjoa Haven | Gjoa Haven | YHK |
| Gladstone | Gladstone | GLT |
| Glasgow | Glasgow | GGW |
| Glasgow | Glasgow Internationaal | GLA |
| Glasgow | Glasgow Prestwick | PIK |
| Glendive | Glendive Mont Dawson | GDV |
| Gloucester | Gloucestershire | GLO |
| Gode | Gode/Iddidole | GDE |
| Gods Lake Narrows | Gods Narrows | YGO |
| Gods Lake | Gods River | ZGI |
| Golfito | Golfito | GLF |
| Golog | Golog Maqin | GMQ |
| Golovin | Golovin | GLV |
| Goma | Goma | GOM |
| Homel | Gomel | GME |
| Gondar | Gondar | GDQ |
| Gondiā | Gondiā Birsi | GDB |
| Goodnews Bay | Goodnews Bay | GNU |
| Gorakhpur | Gorakhpur | GOP |
| Gorno-Altajsk | Gorno-Altaysk | RGK |
| Goroka | Goroka | GKA |
| Gorontalo | Gorontalo Djalaluddin | GTO |
| Gotenburg | Gotenburg Landvetter | GOT |
| Goto | Goto Fukue | FUJ |
| Governador Valadares | Governador Valadares | GVR |
| Governor’s Harbour | Governors Harbour | GHB |
| Grafton | Grafton | GFN |
| Granada | Granada Federico Garcia Lorca | GRX |
| Granadilla de Abona | Granadilla de Abona Tenerife Zuid | TFS |
| Grand Canyon Village | Grand Canyon Village Bar Ten Ranch | GCT |
| Grand Canyon Village | Grand Canyon Village National Park | GCN |
| Grand Forks | Grand Forks | GFK |
| Grand Island | Grand Island | GRI |
| Grand Junction | Grand Junction Regnl | GJT |
| Grand Rapids | Grand Rapids Gerald R. Ford Intl | GRR |
| Grand'Anse Praslin | Grand'Anse Praslin Praslin Island | PRI |
| Grand-Case | Grand-Case L'Espérance | SFG |
| Grande Prairie | Grande Prairie | YQU |
| Grayling | Grayling | KGX |
| Graz | Graz | GRZ |
| Great Barrier Island | Great Barrier Island | GBZ |
| Great Bend | Great Bend | GBD |
| Great Falls | Great Falls Internationaal | GTF |
| Great Harbour Cay | Great Harbour Cay | GHC |
| Peoria | Greater Peoria | PIA |
| Rochester | Greater Rochester Intl | ROC |
| Wilmington | Greater Wilmington | ILG |
| Green Bay | Green Bay Austin-Straubel | GRB |
| Green River | Green River | RVR |
| Greensboro | Greensboro/H. Point | GSO |
| Greenville | Greenville | GSP |
| Greenville | Greenville Mid-Delta | GLH |
| Gregory Town | Gregory Town North Eleuthera Internationaal | ELH |
| Grenoble | Grenoble | GNB |
| Griffith | Griffith | GFF |
| Grimsby | Grimsby Humberside | HUY |
| Grise Fiord | Grise Fiord | YGZ |
| Grodno | Grodna | GNA |
| Groningen | Groningen Eelde | GRQ |
| Groote Eylandt | Groote Eylandt Alyangula | GTE |
| Grozny | Grozny | GRV |
| Grumeti Game Reserve | Grumeti Game Reserve Kirawira B | GTZ |
| Guadalajara | Guadalajara Intle Don Miguel Hidalgo y Costilla | GDL |
| Guaíra | Guaira | GGJ |
| Guanaja | Guanaja | GJA |
| Guanambi | Guanambi | GNM |
| Guang Yuan | Guang Yuan | GYS |
| Guantánamo | Guantánamo Los Canos | GAO |
| Guapi | Guapi | GPI |
| Guarapuava | Guarapuava Tancredo T. Faria | GPB |
| Guatemala-stad | Guatemala-stad Intle La Aurora | GUA |
| Guayaquil | Guayaquil Jose Joaquin de Olmedo | GYE |
| Guayaramerín | Guayaramerin | GYA |
| Guelmim | Guelmime | GLN |
| Guilin | Guilin | KWL |
| Guiyang | Guiyang | KWE |
| Gulbarga | Gulbarga Kalaburagi | GBI |
| Gulfport | Gulfport Biloxi | GPT |
| Gulu | Gulu | ULU |
| Gunnison | Gunnison | GUC |
| Gunsan | Gunsan | KUV |
| Gunungsitoli | Gunungsitoli Binaka | GNS |
| Gustavia | Gustavia St Barthelemy | SBH |
| Gustavus | Gustavus Arpt | GST |
| Guwahati | Guwahati Borjhar | GAU |
| Guyuan | Guyuan Liupanshan | GYU |
| Gwadar | Gwadar | GWD |
| Gwalior | Gwalior | GWL |
| Gwangju | Gwangju | KWJ |
| Gjoemri | Gyoumri | LWN |
| Gəncə | Gäncä | GNJ |
| Ha Long | Ha Long Van Don Intl | VDO |
| Hachijo | Hachijo Jima | HAC |
| Hagerstown | Hagerstown | HGR |
| Hagfors | Hagfors | HFS |
| Haibei | Haibei | HBQ |
| Haiderabad | Haiderabad Rajiv Gandhi Intl | HYD |
| Haikou | Haikou Meilan Intl | HAK |
| Ha'il | Hail | HAS |
| Hailey | Hailey | SUN |
| Haines | Haines | HNS |
| Hải Phòng | Haiphong | HPH |
| Haixi | Haixi Delingha | HXD |
| Haixi | Haixi Golmud | GOQ |
| Haixi | Haixi Huatugou | HTT |
| Hakkari | Hakkari Yuksekova | YKO |
| Hakodate | Hakodate | HKD |
| Halifax | Halifax Stanfield internasjonale lufthavn | YHZ |
| Hall Beach | Hall Beach | YUX |
| Halls Creek | Halls Creek | HCQ |
| Halls Creek | Halls Creek Springvale | ZVG |
| Halmstad | Halmstad | HAD |
| Hambantota | Hambantota Mattala Rajapaksa Int'l | HRI |
| Hamburg | Hamburg Internationaal | HAM |
| Hamburg | Hamburg Lübeck | LBC |
| Hami | Hami | HMI |
| Hamilton | Hamilton | HLZ |
| Hamilton | Hamilton | YHM |
| Hamilton Island | Hamilton (Eiland) | HTI |
| Hamilton | Hamilton L.F Wade Intl | BDA |
| Hammerfest | Hammerfest | HFT |
| Hana | Hana | HNM |
| Hanak | Hanak Red Sea Intl | RSI |
| Hanamaki | Hanamaki | HNA |
| Hancock | Hancock | CMX |
| Handan | HanDan | HDG |
| Hangzhou | Hangzhou | HGH |
| Hanimaadhoo | Hanimaadhoo | HAQ |
| Hannover | Hannover | HAJ |
| Hanoi | Hanoi Intle Noi Bai | HAN |
| Hanzhong | Hanzhong | HZG |
| Hao | Hao | HOI |
| Happy Valley-Goose Bay | Happy Valley-Goose Bay | YYR |
| Harbin | Harbin | HRB |
| Hargeisa | Hargeisa | HGA |
| Harlingen | Harlingen Valley Internationaal | HRL |
| Harrisburg | Harrisburg Internationaal | MDT |
| Harrison | Harrison | HRO |
| Hartford | Hartford Bradley Internationaal | BDL |
| Hassi Messaoud | Hassi Messaoud Oued Irara Apt | HME |
| Hasvik | Hasvik | HAA |
| Hat Yai | Hat Yai | HDY |
| Hatton | Hatton Castlereigh Reservoir | NUF |
| Haugesund | Haugesund | HAU |
| Havana | Havana José Martí | HAV |
| Havre | Havre City County | HVR |
| Havre-Saint-Pierre | Havre St Pierre | YGV |
| Hawthorne | Hawthorne | HHR |
| Hay River | Hay River | YHY |
| Hayden | Hayden Yampa Valley | HDN |
| Hayman Island | Hayman (Eiland) | HIS |
| Hays | Hays | HYS |
| Healy River | Healy Lake | HKB |
| Hechi | Hechi Jin Cheng Jiang | HCJ |
| Hefei | Hefei Xinqiao Intl | HFE |
| Heho | Heho | HEH |
| Heihe | Heihe | HEK |
| Helena | Helena (Verenigde Staten) | HLN |
| Helsinki | Helsinki Vantaa | HEL |
| Hemavan | Hemavan | HMV |
| Hengyang | Hengyang | HNY |
| Herat | Herat | HEA |
| Heringsdorf | Heringsdorf | HDF |
| Hermosillo | Hermosillo Gen Pesqueira Garcia | HMO |
| Heroica Matamoros | Heroica Matamoros | MAM |
| Hervey Bay | Hervey Bay | HVB |
| Heze | Heze Mudan | HZA |
| Hibbing | Hibbing | HIB |
| High Level | High Level Footner Lake | YOJ |
| Hilo | Hilo Internationaal | ITO |
| Hilton Head Island | Hilton Head Island | HHH |
| Hinggan | Hinggan Arxan Yi'ershi | YIE |
| Hinggan | Hinggan Ulanhot | HLH |
| Hiroshima | Hiroshima Internationaal | HIJ |
| Hiva Oa | Hiva Oa Atuona | AUQ |
| Ho Chi Minhstad | Ho Chi Minhstad Intle Tan Son Nhat | SGN |
| Hoarafushi | Hoarafushi | HRF |
| Hobart | Hobart | HBA |
| Hobbs | Hobbs Lea County | HOB |
| Hoedspruit | Hoedspruit | HDS |
| Hofuf | Hofuf Al-Ahsa | HOF |
| Hohhot | Hohhot | HET |
| Hokitika | Hokitika Arpt | HKK |
| Holguín | Holguín Frank Pais | HOG |
| Hollis | Hollis SPB | HYL |
| Holy Cross | Holy Cross | HCR |
| Holyhead | Holyhead Anglesey | VLY |
| Homalin | Homalin | HOX |
| Homer | Homer | HOM |
| Hong Kong | Hongkong | HKG |
| Honiara | Honiara | HIR |
| Honningsvåg | Honningsvag Valan | HVG |
| Honolulu | Honolulu Internationaal | HNL |
| Hoolehua | Hoolehua | MKK |
| Hoonah | Hoonah | HNH |
| Hooper Bay | Hooper Bay | HPB |
| Hopedale | Hopedale | YHO |
| Horn Island | Horn (Eiland) | HID |
| Horta | Horta | HOR |
| Hoskins | Hoskins | HKN |
| Hot Springs | Hot Springs (Verenigde Staten) | HOT |
| Hotan | Hotan | HTN |
| Hotan | Hotan Wanfang | YTW |
| Houmt Souk | Houmt Souk Djerba-Zarzis | DJE |
| Houston | Houston G.Bush Intercontinentaal | IAH |
| Houston | Houston Hobby | HOU |
| Hua Hin | Hua Hin | HHQ |
| Huai'an | Huai'an Lianshui Intl | HIA |
| Huaihua | Huaihua Zhijiang | HJJ |
| Hualien City | Hualien City | HUN |
| Huambo | Huambo | NOV |
| Huangshan | Huangshan Tunxi | TXN |
| Huánuco | Huanuco | HUU |
| Huaraz | Huaraz Anta | ATA |
| Huay Xai | Huay Xai Houeisay | HOE |
| Hubli | Hubballi | HBX |
| Hudiksvall | Hudiksvall | HUV |
| Hughenden | Hughenden | HGD |
| Hughes | Hughes Municipal | HUS |
| Huizhou | Huizhou | HUZ |
| Hulunbuir | Hulunbuir Hailar | HLD |
| Hulunbuir | Hulunbuir Jiagedaqi | JGD |
| Hulunbuir | Hulunbuir Manzhouli Xijiao | NZH |
| Hulunbuir | Hulunbuir Zhalantun Chengjisihan | NZL |
| Humera | Humera | HUE |
| Huntsville | Huntsville | HSV |
| Hurghada | Hurghada | HRG |
| Huron | Huron | HON |
| Huslia | Huslia | HSL |
| Hué | Hué Phu Bai | HUI |
| Hyannis | Hyannis Barnstable | HYA |
| Hydaburg | Hydaburg | HYG |
| Hyder | Hyder SPB | WHD |
| I Fadang | I Fadang Saipan Internationaal | SPN |
| Ibadan | Ibadan | IBA |
| Ibagué | Ibague | IBE |
| Ibiza-stad | Ibiza-stad | IBZ |
| Idaho Falls | Idaho Falls Fanning Field | IDA |
| Ifuru | Ifuru | IFU |
| Igarka | Igarka | IAA |
| Iğdır | Igdir | IGD |
| Igiugig | Igiugig | IGG |
| Igloolik | Igloolik | YGT |
| Igrim | Igrim | IRM |
| Iki | Iki | IKI |
| L'Île-des-Pins | Ile Des Pins | ILP |
| Ile Sainte-Marie | Ile Sainte-Marie | SMS |
| Ili | Ili Nalati | NLT |
| Ili | Ili Yining | YIN |
| Iliamna | Iliamna | ILI |
| Ilimanaq | Ilimanaq Harbour | XIQ |
| Illizi | Illizi | VVZ |
| Ilo | Ilo | ILQ |
| Iloilo | Iloilo Internationaal | ILO |
| Ilorin | Ilorin | ILR |
| Ilulissat | Ilulissat | JAV |
| Imperatriz | Imperatriz | IMP |
| Imperial | Imperial County | IPL |
| Imphal | Imphal Municipal | IMF |
| In Amenas | In Amenas | IAM |
| In Salah | In Salah | INZ |
| Incheon | Incheon Internationaal | ICN |
| Indaselassie | Indaselassie | SHC |
| Independence and Mango Creek | Independence and Mango Creek | INB |
| Indianapolis | Indianapolis | IND |
| Indore | Indore | IDR |
| Inhambane | Inhambane | INH |
| Innsbruck | Innsbruck | INN |
| Inta | Inta | INA |
| Charlotte | Intle Charlotte-Douglas | CLT |
| Chengdu | Intle Chengdu Shuangliu | CTU |
| Denver | Intle Denver | DEN |
| Harare | Intle Harare | HRE |
| Iași | Intle Iași | IAS |
| Mandalay | Intle Mandalay | MDL |
| Memphis | Intle Memphis | MEM |
| Miami | Intle Miami | MIA |
| Nador | Intle Nador | NDR |
| Phuket | Intle Phuket | HKT |
| Phu Quoc | Intle Phú Quốc | PQC |
| Rangoon | Intle Rangoon | RGN |
| Surat Thani | Intle Surat Thani | URT |
| Cancún | Intle van Cancun | CUN |
| Cluj-Napoca | Intle van Cluj-Napoca | CLJ |
| Los Angeles | Intle van Los Angeles | LAX |
| Oakland | Intle van Oakland | OAK |
| San Francisco | Intle van San Francisco | SFO |
| Wuhan | Intle van Wuhan Tianhe | WUH |
| Inukjuak | Inukjuak | YPH |
| Inuvik | Inuvik/Mike Zubko | YEV |
| Invercargill | Invercargill | IVC |
| Inverness | Inverness | INV |
| Inyati | Inyati Ulusaba | ULX |
| Ioánnina | Ioannina | IOA |
| Ione | Ione Marau Sound | RUS |
| Ipatinga | Ipatinga Usiminas | IPN |
| Ipiales | Ipiales San Luis | IPI |
| Ipoh | Ipoh | IPH |
| Ipota | Ipota | IPA |
| Iqaluit | Iqaluit | YFB |
| Iquique | Iquique Cavancha | IQQ |
| Iquitos | Iquitos C.F. Secada | IQT |
| Iraklion | Iraklion | HER |
| Iringa | Iringa | IRI |
| Irkoetsk | Irkoetsk | IKT |
| Iron Mountain | Iron Mountain | IMT |
| Ironwood | Ironwood | IWD |
| Isafjordur | Isafjordur | IFJ |
| Ishigaki | Ishigaki | ISG |
| Isiro | Isiro Matari | IRP |
| Isla San Jose | Isla San Jose San Jose Island | SIC |
| Islamabad | Islamabad Internationaal | ISB |
| Isle of Barra | Isle of Barra | BRR |
| Isle of Benbecula | Isle of Benbecula | BEB |
| Isle of Islay | Isle of Islay Islay - Glenegedale | ILY |
| Isle of Tiree | Isle of Tiree | TRE |
| Islip | Islip Long Island | ISP |
| Isparta | Isparta | ISE |
| Istanbul | Istanbul | IST |
| Istanbul | Istanbul Istanboel Sabiha Gökçen | SAW |
| Itaituba | Itaituba | ITB |
| Itanagar | Itanagar Hollongi | HGI |
| Ithaca | Ithaca Tompkins County | ITH |
| Ittoqqortoormiit | Ittoqqortoormiit | OBY |
| Itzehoe | Itzehoe EDHF | IZE |
| Ivalo | Ivalo | IVL |
| Ivano-Frankivsk | Ivano-Frankivsk | IFO |
| Ivanovo | Ivanova | IWA |
| Ivujivik | Ivujivik | YIK |
| Iwami | Iwami | IWJ |
| Ixtapa | Ixtapa Zihuatanej Internationaal | ZIH |
| Izjevsk | Izhevsk | IJK |
| Izmir | Izmir Adnan Menderes Arpt | ADB |
| Izmit | Izmit Cengiz Topel | KCO |
| Izu Ōshima | Izu Ōshima | OIM |
| Izumo | Izumo | IZO |
| Jabalpur | Jabalpur | JLR |
| Jackson | Jackson (Verenigde Staten) | MKL |
| Jackson | Jackson Hole | JAC |
| Jackson | Jackson-Evers Internationaal | JAN |
| Jacksonville | Jacksonville Albert J Ellis | OAJ |
| Jacksonville | Jacksonville Internationaal | JAX |
| Jagdalpur | Jagdalpur | JGB |
| Jaguaruna | Jaguaruna Humberto Bortoluzzi | JJG |
| Jaipur | Jaipur Sanganeer | JAI |
| Jaisalmer | Jaisalmer | JSA |
| Jakar | Jakar Bathpalathang | BUT |
| Jakarta | Jakarta Halim Perdanakusuma | HLP |
| Jakarta | Jakarta Soekarno-Hatta | CGK |
| Jalalabad | Jalalabad | JAA |
| Jambi | Jambi Sultan T. Syarifudn | DJB |
| Jamestown | Jamestown | JMS |
| Jamestown | Jamestown Chautauqua County | JHW |
| Jamestown | Jamestown Saint Helena | HLE |
| Jammu | Jammu Satwari | IXJ |
| Jamnagar | Jamnagar Govardhanpur | JGA |
| Janakpur | Janakpur | JKR |
| Jaqué | Jaque | JQE |
| Jauja | Jauja | JAU |
| Jazan | Jazan | GIZ |
| Jaén | Jaén | JAE |
| Jeju | Jeju | CJU |
| Jekaterinenburg | Jekaterinenburg Koltsovo | SVX |
| Jemaja | Jemaja Letung | LMU |
| Jember | Jember Noto Hadinegoro | JBB |
| Jerevan | Jerevan Zvartnots | EVN |
| Jerez | Jerez | XRY |
| Jessore | Jessore | JSR |
| Jhārsuguda | Jhārsuguda Veer Surendra Sai | JRG |
| Ji'an | Ji'an Ji An/Jing Gang Shan | JGS |
| Ji-Paraná | Ji-Parana | JPR |
| Jiamusi | Jiamusi | JMU |
| Jiamusi | Jiamusi Fuyuan Dongji | FYJ |
| Jiayuguan | Jiayuguan | JGN |
| Jieyang | Jieyang Chaoshan Internationaal | SWA |
| Jijiga | Jigiga | JIJ |
| Jijel | Jijel | GJL |
| Jimma | Jimma | JIM |
| Jinan | Jinan Yaoqiang | TNA |
| Jinchang | Jinchang Jinchuan | JIC |
| Jingdezhen | Jingdezhen | JDZ |
| Jinhu Township | Jinhu Township Kinmen | KNH |
| Jinhua | Jinhua Yiwu | YIW |
| Jining | Jining | JNG |
| Jinju | Jinju | HIN |
| Jinzhou | Jinzhou | JNZ |
| Jiuquan | Jiuquan Dunhuang | DNH |
| Jixi | Jixi Xingkaihu | JXA |
| Jodhpur | Jodhpur | JDH |
| Joensuu | Joensuu | JOE |
| Joezjno-Koerilsk | Joezjno-Koerilsk Yuzhno-Kurilsk Mendeleyevo | DEE |
| Joezjno-Sachalinsk | Joezjno-Sachalinsk | UUS |
| Jogjakarta | Jogjakarta Adisucipto | JOG |
| Jogjakarta | Jogjakarta Yogyakarta Intl | YIA |
| Johannesburg | Johannesburg Lanseria | HLA |
| Johannesburg | Johannesburg OR Tambo | JNB |
| Johnstown | Johnstown | JST |
| Johor Bahru | Johor Bahru Sultan Ismail Intl | JHB |
| Joinville | Joinville-Lauro Carneiro de Loyola | JOI |
| Jomsom | Jomsom | JMO |
| Jonesboro | Jonesboro | JBR |
| Joplin | Joplin | JLN |
| Jorhāt | Jorhāt Rowriah | JRH |
| Jos | Jos | JOS |
| Joshkar-Ola | Joshkar-Ola | JOK |
| Jouf | Jouf | AJF |
| Juazeiro Do Norte | Juazeiro Do Norte Regional Do Cariri | JDO |
| Juba | Juba | JUB |
| Juiz de Fora | Juiz de Fora Zona da Mata | IZA |
| Jujuy | Jujuy El Cadillal | JUJ |
| Julia Creek | Julia Creek | JCK |
| Juliaca | Juliaca | JUL |
| Jundiai | Jundiai Cmt.Rolim Adolfo Amaro | QDV |
| Juneau | Juneau Internationaal | JNU |
| Juruti | Juruti | JRT |
| Jyväskylä | Jyvaskyla | JYV |
| Jönköping | Jönköping Axamo | JKG |
| Kaadedhdhoo | Kaadedhdhoo | KDM |
| Kaapstad | Kaapstad Internationaal | CPT |
| Kaboel | Kabul | KBL |
| Kadapa | Kadapa Cuddapah | CDP |
| Kadavu Island | Kadavu Island Kandavu | KDV |
| Kadhdhoo | Kadhdhoo | KDO |
| Kaduna | Kaduna | KAD |
| Kagau Island | Kagau Island | KGE |
| Kagoshima | Kagoshima | KOJ |
| Kahramanmaraş | Kahramanmaraş | KCM |
| Kahului | Kahului | OGG |
| Kaikoura | Kaikoura | KBZ |
| Kaitaia | Kaitaia | KAT |
| Kajaani | Kajaani | KAJ |
| Kake | Kake SPB | KAE |
| Kalabo | Kalabo | KLB |
| Kalamata | Kalamata | KLX |
| Kalamazoo | Kalamazoo | AZO |
| Kalaupapa | Kalaupapa | LUP |
| Kalemie | Kalemie | FMI |
| Kalemyo | Kalemyo | KMV |
| Kalgoorlie | Kalgoorlie | KGI |
| Kalibo | Kalibo | KLO |
| Kaliningrad | Kaliningrad Chrabrovo | KGD |
| Kalispell | Kalispell Glacier Park | FCA |
| Kalmar | Kalmar | KLR |
| Kaloega | Kaloega Kaluga (Grabtsevo) | KLF |
| Kaltag | Kaltag | KAL |
| Kalumburu | Kalumburu | UBU |
| Kalutara | Kalutara Katukurunda | KTY |
| Kálymnos | Kalymnos Island | JKL |
| Kamloops | Kamloops | YKA |
| Kananga | Kananga | KGA |
| Kandahar | Kandahar | KDH |
| Kāndla | Kandla/Gandhidham | IXY |
| Kangerlussuaq | Kangerlussuaq | SFJ |
| Kangiqsualujjuaq | Kangiqsualujjuaq | XGR |
| Kangiqsujuaq | Kangiqsujuaq | YWB |
| Kangirsuk | Kangirsuk | YKG |
| Kannur | Kannur Intl | CNN |
| Kanpur | Kanpur | KNU |
| Kansas City | Kansas City Downtown | MKC |
| Kansas City | Kansas City Internationaal | MCI |
| Kanton | Kanton Intle Guangzhou Baiyun | CAN |
| Kaohsiung | Kaohsiung | KHH |
| Kapalua | Kapalua West Maui | JHM |
| Kapolei | Kapolei Kalaeloa | JRF |
| Kapuskasing | Kapuskasing | YYU |
| Karachi | Karachi Quaid-E-Azam Internationaal | KHI |
| Karaganda | Karaganda | KGF |
| Karamay | Karamay | KRY |
| Kärdla | Kardla | KDL |
| Kariba | Kariba | KAB |
| Karlsbad | Karlsbad Karlovy Vary | KLV |
| Karlsruhe | Karlsruhe Söllingen | FKB |
| Karlstad | Karlstad | KSD |
| Karpathos | Karpathos | AOK |
| Karratha | Karratha | KTA |
| Kars | Kars | KSY |
| Karup | Karup | KRP |
| Kasama | Kasama | KAA |
| Kasane | Kasane | BBK |
| Kasese | Kasese | KSE |
| Kaschechewan | Kashechewan | ZKE |
| Kashgar | Kashgar Hongqilafu | HQL |
| Kashgar | Kashgar Yeerqiang | QSZ |
| Kashgar | Kashi | KHG |
| Kasigluk | Kasigluk | KUK |
| Kassel | Kassel-Calden | KSF |
| Kastamonu | Kastamonu | KFS |
| Kastelorizo | Kastelorizo | KZS |
| Katherine | Katherine Tindal | KTR |
| Kathmandu | Kathmandu Tribhuvan | KTM |
| Katima Mulilo | Katima Mulilo Mpacha | MPA |
| Katiu | Katiu | KXU |
| Katowice | Katowice | KTW |
| Kau | Kau | KAZ |
| Kauehi | Kauehi | KHZ |
| Kaukura | Kaukura | KKR |
| Kaunas | Kaunas | KUN |
| Kavala | Kavala Megas Alexandros | KVA |
| Kavalerovo | Kavalerovo | KVR |
| Kavieng | Kavieng | KVG |
| Kawthaung | Kawthaung | KAW |
| Kayseri | Kayseri Erkilet | ASR |
| Kazan | Kazan | KZN |
| Kearney | Kearney | EAR |
| Keewaywin | Keewaywin | KEW |
| Kegaska | Kegaska | ZKG |
| Kelowna | Kelowna | YLW |
| Kemerovo | Kemerovo | KEJ |
| Kemi | Kemi/Tornio | KEM |
| Kenai | Kenai | ENA |
| Kendari | Kendari Wolter Monginsidi | KDI |
| Keng Tung | Keng Tung | KET |
| Kenmore Air Harbor | Kenmore Air Harbor | KEH |
| Kenora | Kenora | YQK |
| Keperveyem | Keperveyem | KPW |
| Kerema | Kerema | KMA |
| Kerikeri | Kerikeri | KKE |
| Kerki | Kerki Intl | KEA |
| Kerteh | Kerteh | KTE |
| Keshod | Keshod | IXK |
| Ketapang | Ketapang | KTG |
| Ketchikan | Ketchikan Internationaal | KTN |
| Keulen | Keulen Köln-Bonn | CGN |
| Key West | Key West Internationaal | EYW |
| Khajuraho | Khajuraho | HJR |
| Khamti | Khamti | KHM |
| Khasab | Khasab | KHS |
| Cherson | Kherson | KHE |
| Khett Siem Reab | Khett Siem Reab Siem Reap–Angkor Intl | SAI |
| Khon Kaen | Khon Kaen | KKC |
| Khonuu | Khonuu Moma | MQJ |
| Hovd | Khovd | HVD |
| Khwaeng Savannakhet | Khwaeng Savannakhet | ZVK |
| Kiana | Kiana | IAN |
| Kieta | Kieta Aropa | KIE |
| Kiev | Kiev Boryspil | KBP |
| Kiev | Kiev Zhulhany | IEV |
| Kigali | Kigali Intl | KGL |
| Kigoma | Kigoma | TKQ |
| Kikai | Kikaiga Shima | KKX |
| Kikambala | Kikambala Vipingo | VPG |
| Kilindoni | Kilindoni Mafia | MFA |
| Killeen | Killeen Gray Army Airfield | GRK |
| Kimberley | Kimberley | KIM |
| Kimmirut | Kimmirut | YLC |
| Kindu | Kindu | KND |
| King Island | King (Eiland) | KNS |
| King Cove | King Cove | KVC |
| King Khalid Mil. City | King Khalid Military | KMC |
| King Salmon | King Salmon | AKN |
| Kingscote | Kingscote | KGC |
| Kingston | Kingston | YGK |
| Kingston | Kingston Norman Manley | KIN |
| Kingstown | Kingstown Argyle International Airport | SVD |
| Kinshasa | Kinshasa N'djili | FIH |
| Kipnuk | Kipnuk | KPN |
| Kirensk | Kirensk | KCK |
| Kirkenes | Kirkenes Hoeybuktmoen | KKN |
| Kirksville | Kirksville | IRK |
| Kirkoek | Kirkuk | KIK |
| Kirov | Kirov | KVX |
| Kirovsk | Kirovsk | KVK |
| Kiruna | Kiruna | KRN |
| Kishangarh | Kishangarh Ajmer | KQH |
| Kisumu | Kisumu | KIS |
| Kitadaito | Kitadaito | KTD |
| Kitakyushu | Kitakyushu Kokura | KKJ |
| Kitale | Kitale | KTL |
| Kythira | Kithira | KIT |
| Kitoi Bay | Kitoi Bay SPB | KKB |
| Kittilä | Kittilä | KTT |
| Kitwe | Kitwe Southdowns | KIW |
| Kiunga | Kiunga | UNG |
| Kivalina | Kivalina | KVL |
| Klagenfurt | Klagenfurt | KLU |
| Klamath Falls | Klamath Falls | LMT |
| Klawock | Klawock | KLW |
| Klemtu | Klemtu | YKT |
| Knock | Knock Internationaal | NOC |
| Knoxville | Knoxville McGhee Tyson | TYS |
| Ko Samui | Ko Samui | USM |
| Kobe | Kobe | UKB |
| Kobuk | Kobuk/Wien | OBU |
| Kochi | Kochi | COK |
| Kochi | Kochi | KCZ |
| Kodiak | Kodiak | ADQ |
| Koersk | Koersk | URS |
| Koeweit | Koeweit Internationaal | KWI |
| Kogalym | Kogalym | KGP |
| Koggala | Koggala | KCT |
| Kokkola | Kokkola Kruunupyy | KOK |
| Kolhapur | Kolhapur | KLH |
| Kolwezi | Kolwezi | KWZ |
| Komatsu | Komatsu | KMQ |
| Komsomolsk-on-Amur | Komsomolsk Na Amure | KXK |
| Kailua-Kona | Kona Intl | KOA |
| Kone (Nieuw-Caledonië) | Kone (Nieuw-Caledonië) | KNQ |
| Kongiganak | Kongiganak | KKH |
| Kongolo | Kongolo | KOO |
| Konya | Konya | KYA |
| Kopenhagen | Kopenhagen København Kastrup | CPH |
| Korhogo | Korhogo | HGO |
| Koro Island | Koro (Eiland) | KXF |
| Koror | Koror Airai | ROR |
| Kos | Kos | KGS |
| Kosrae | Kosrae | KSA |
| Qostanay | Kostanay | KSN |
| Kota Bharu | Kota Bharu Pengkalan Chepa | KBR |
| Kota Kinabalu | Kota Kinabalu | BKI |
| Kotabaru | Kotabaru | KBU |
| Kotlas | Kotlas | KSZ |
| Kotlik | Kotlik | KOT |
| Kotzebue | Kotzebue Ralph Wien | OTZ |
| Koumac | Koumac | KOC |
| Kowanyama | Kowanyama | KWM |
| Koyuk | Koyuk | KKA |
| Koyukuk | Koyukuk | KYU |
| Košice | Košice Barca | KSC |
| Krabi | Krabi | KBV |
| Krakau | Krakau Kraków-Balice | KRK |
| Kralendijk | Kralendijk Flamingo Internationaal | BON |
| Kraljevo | Kraljevo Morava | KVO |
| Kramfors | Kramfors | KRF |
| Krasnodar | Krasnodar | KRR |
| Krasnoyarsk | Krasnojarsk | KJA |
| Krasnoselkup | Krasnoselkup | KKQ |
| Kristiansand | Kristiansand Kjevik | KRS |
| Kristianstad | Kristianstad | KID |
| Kristiansund | Kristiansund Kvernberget | KSU |
| Krong Khemara Phoumin | Krong Khemara Phoumin Dara Sakor Intl | DSY |
| Kuala Lumpur | Kuala Lumpur Internationaal | KUL |
| Kuala Lumpur | Kuala Lumpur Subang | SZB |
| Kuala Terengganu | Kuala Terengganu Sultan Mahmood | TGG |
| Kuantan | Kuantan | KUA |
| Kuching Utara | Kuching Utara | KCH |
| Kudat | Kudat | KUD |
| Kugaaruk | Kugaaruk | YBB |
| Kugluktuk | Kugluktuk | YCO |
| Kukës | Kukës Intl | KFZ |
| Kulhudhuffushi | Kulhudhuffushi | HDK |
| Kullorsuaq | Kullorsuaq | KHQ |
| Kullu | Kullu Bhuntar | KUU |
| Kŭlob | Kulob | TJU |
| Kulusuk | Kulusuk | KUS |
| Kumamoto | Kumamoto | KMJ |
| Kumasi | Kumasi | KMS |
| Kumejima | Kumejima | UEO |
| Konduz | Kunduz | UND |
| Kunming | Kunming Changshui | KMG |
| Kununurra | Kununurra | KNX |
| Kuopio | Kuopio | KUO |
| Kupang | Kupang El Tari | KOE |
| Kuressaare | Kuressaare | URE |
| Koergan | Kurgan | KRO |
| Kurgan Tyube | Kurgan Tyube Qurghonteppa Intl | KQT |
| Kurilsk | Kurilsk Iturup | ITU |
| Kurnool | Kurnool | KJB |
| Kushinagar | Kushinagar | KBK |
| Kushiro | Kushiro | KUH |
| Koetaisi | Kutaisi | KUT |
| Kuujjuaq | Kuujjuaq | YVP |
| Kuujjuarapik | Kuujjuarapik | YGW |
| Kuusamo | Kuusamo | KAO |
| Kwajalein | Kwajalein | KWA |
| Kwethluk | Kwethluk | KWT |
| Kwigillingok | Kwigillingok | KWK |
| Kyaukpyu | Kyaukpyu | KYP |
| Kyzyl | Kyzyl | KYZ |
| Kzyl-Orda | Kzyl-Orda | KZO |
| Kökşetaw | Kökşetaw Kokshetau | KOV |
| Kütahya | Kütahya Zafer | KZR |
| La Ceiba | La Ceiba Goloson Internationaal | LCE |
| La Chorrera | La Chorrera | LCR |
| La Crosse | La Crosse | LSE |
| La Paz | La Paz El Alto Intl | LPB |
| La Paz | La Paz Leon | LAP |
| La Pedrera | La Pedrera | LPD |
| La Plata | La Plata | LPG |
| La Rioja | La Rioja | IRJ |
| La Rochelle | La Rochelle Laleu | LRH |
| La Romaine | La Romaine | ZGS |
| La Romana | La Romana | LRM |
| La Serena | La Serena La Florida | LSC |
| La Seu d'Urgell | La Seu d'Urgell Aeroport De La Seu | LEU |
| La Tabatière | La Tabatiere | ZLT |
| La Vernière | La Vernière Iles De La Madeleine | YGR |
| Labasa | Labasa | LBS |
| Labuan | Labuan | LBU |
| Labuan Bajo | Labuan Bajo Mutiara | LBJ |
| Lac Brochet | Lac Brochet | XLB |
| Lae | Lae | LAE |
| Lafayette | Lafayette Purdue University | LAF |
| Lafayette | Lafayette Regional | LFT |
| Lages | Lages | LAJ |
| Laghouat | Laghouat L'Mekrareg | LOO |
| Lagos | Lagos Murtala Muhammed | LOS |
| Lahad Datu | Lahad Datu | LDU |
| Lahat | Lahat Atung Bungsu | PXA |
| Lahore | Lahore | LHE |
| Lajes | Lajes | TER |
| Lake Charles | Lake Charles | LCH |
| Lake Manyara | Lake Manyara | LKY |
| Lake Minchumina | Lake Minchumina | LMA |
| Lakeba Island | Lakeba Island | LKB |
| Lakselv | Lakselv | LKL |
| Lal-lo | Lal-lo Cagayan North Intl | LLC |
| Lalibela | Lalibela | LLI |
| La Macarena | Lamacarena | LMC |
| Lamap | Lamap | LPM |
| Lamen Bay | Lamen Bay | LNB |
| Lamezia Terme | Lamezia Terme | SUF |
| Lampang | Lampang | LPT |
| Lampedusa | Lampedusa | LMP |
| Lamu | Lamu | LAU |
| Lanai City | Lanai City | LNY |
| Lancaster | Lancaster | LNS |
| Lands End | Land's End | LEQ |
| Langkawi | Langkawi | LGK |
| Lannion | Lannion Servel | LAI |
| Lansing | Lansing Capital City | LAN |
| Lanyu | Lanyu Orchid | KYD |
| Lanzhou | Lanzhou | LHW |
| Laoag City | Laoag City Laoag Internationaal | LAO |
| Lappeenranta | Lappeenranta | LPP |
| Laramie | Laramie | LAR |
| Larantuka | Larantuka | LKA |
| Laredo | Laredo | LRD |
| Larnaca | Larnaca | LCA |
| Larsen Bay | Larsen Bay | KLN |
| Larsen Bay | Larsen Bay Karluk Lake Sea Plane Base | KKL |
| Las Palmas de Gran Canaria | Las Palmas de Gran Canaria | LPA |
| Las Tunas | Las Tunas | VTU |
| Las Vegas | Las Vegas Boulder City | BLD |
| Las Vegas | Las Vegas Harry Reid International | LAS |
| Lashio | Lashio | LSH |
| Lashkar Gah | Lashkar Gah Bost | BST |
| Latacunga | Latacunga Cotapaxi Internationaal | LTX |
| Latrobe (Verenigde Staten) | Latrobe (Verenigde Staten) | LBE |
| Laucala Island | Laucala (Eiland) | LUC |
| Launceston | Launceston | LST |
| Laurel | Laurel Hattiesburg-PineBelt | PIB |
| Laval | Laval Entrammes | LVA |
| Lawanti | Lawanti Gombe | GMO |
| Lawas | Lawas | LWY |
| Lawton | Lawton-Fort Sill | LAW |
| Le Havre | Le Havre – Octeville | LEH |
| Le Mans | Le Mans Arnage | LME |
| Le-Puy-en-Velay | Le-Puy-en-Velay Loudes | LPY |
| Learmonth | Learmonth | LEA |
| Leava | Leava Futuna | FUT |
| Leeds | Leeds/Bradford | LBA |
| Leh | Leh | IXL |
| Leipzig / Halle | Leipzig-Halle | LEJ |
| Lekhwair | Lekhwair | LKW |
| Leknes | Leknes | LKN |
| Lensk | Lensk | ULK |
| Lençóis | Lençóis Chapada Diamantina | LEC |
| León | Leon | LEN |
| Lerida | Lerida Lleida-Alguaire | ILD |
| Lerwick | Lerwick Sumburgh | LSI |
| Lethbridge | Lethbridge | YQL |
| Leticia | Leticia Gen. A.V. Cobo | LET |
| Levelock | Levelock | KLL |
| Levuka | Levuka | LEV |
| Lewisburg | Lewisburg | LWB |
| Lewiston | Lewiston-Nez Perce County | LWS |
| Lexington | Lexington Blue Grass | LEX |
| León | León Guanajuato Del Bajio Internationaal | BJX |
| Lhasa | Lhasa | LXA |
| Lhoksumawe | Lhoksumawe Malikus Saleh | LSW |
| Liangshan | Liangshan Xichang | XIC |
| Lianyungang | Lianyungang Baitabu | LYG |
| Libanon | Libanon | LEB |
| Liberal | Liberal | LBL |
| Liberia | Liberia | LIR |
| Libreville | Libreville | LBV |
| Lichinga | Lichinga | VXC |
| Liepāja | Liepāja | LPX |
| Lifou | Lifou | LIF |
| Lifou | Lifou Tiga | TGJ |
| Lightning Ridge | Lightning Ridge | LHG |
| Lihir Island | Lihir Island | LNV |
| Lihue | Lihue | LIH |
| Lijiang | Lijiang | LJG |
| Lilabari | Lilabari | IXI |
| Lilongwe | Lilongwe Internationaal | LLW |
| Lima | Lima Allen County | AOH |
| Lima | Lima J Chavez Internationaal | LIM |
| Limbang | Limbang | LMN |
| Limoges | Limoges Bellegarde | LIG |
| Lincang | Lincang | LNJ |
| Lincang | Lincang Cangyuan Washan | CWJ |
| Lincoln | Lincoln Municipal | LNK |
| Linhares | Linhares Regional | LHN |
| Linköping | Linkoping | LPI |
| Linyi | Linyi | LYI |
| Linz | Linz Hoersching | LNZ |
| Lipetsk | Lipetsk | LPK |
| Lisala | Lisala | LIQ |
| Lismore | Lismore | LSY |
| Lissabon | Lissabon | LIS |
| Little Cayman | Little Cayman | LYB |
| Little Rock | Little Rock | LIT |
| Liupanshui | Liupanshui Yue Zhao | LPF |
| Liuzhou | Liuzhou | LZH |
| Liverpool | Liverpool J. Lennon | LPL |
| Livingstone | Livingstone | LVI |
| Lizard Island | Lizard (Eiland) | LZR |
| Ljubljana | Ljubljana | LJU |
| Lloydminster | Lloydminster | YLL |
| Lodwar | Lodwar | LOK |
| Lodz | Lodz Lublinek | LCJ |
| Loei | Loei | LOE |
| Logroño | Logroño | RJL |
| Loikaw | Loikaw | LIW |
| Loja | Loja | LOH |
| Lokichoggio | Lokichoggio | LKG |
| Lomé | Lome | LFW |
| Londen (Canada) | Londen (Canada) London | YXU |
| Londen | Londen City | LCY |
| Londen | Londen Gatwick | LGW |
| Londen | Londen Heathrow | LHR |
| Londen | Londen London Southend | SEN |
| Londen | Londen Luton | LTN |
| Londen | Londen Stansted | STN |
| Londolozi | Londolozi | LDZ |
| Londonderry | Londonderry Eglinton | LDY |
| Londrina | Londrina | LDB |
| Long Akah | Long Akah | LKH |
| Long Banga | Long Banga Airfield | LBP |
| Long Beach | Long Beach Municipal | LGB |
| Long Lellang | Long Lellang | LGL |
| Long Seridan | Long Seridan | ODN |
| Longana | Longana | LOD |
| Longnan | Longnan Cheng Xian | LNL |
| Longreach | Longreach | LRE |
| Longview | Longview Gladewater | GGG |
| Longyan | Longyan Guanzhishan | LCX |
| Longyearbyen | Longyearbyen Svalbard | LYR |
| Lonorore | Lonorore | LNE |
| Lopez Island | Lopez Island | LPS |
| Lord Howe-eiland | Lord Howe (Eiland) | LDH |
| Loreto | Loreto | LTO |
| Lorient | Lorient Lann Bihoue | LRT |
| Los Mochis | Los Mochis | LMM |
| Losuia | Losuia | LSA |
| Louisville | Louisville International Airport | SDF |
| Lourdes | Lourdes Tarbes Internationaal | LDE |
| Loveland | Loveland Northern Colorado | FNL |
| Luanda | Luanda Quatro de Fevereiro | LAD |
| Luang Namtha | Luang Namtha | LXG |
| Luang Prabang | Luang Prabang | LPQ |
| Lubango | Lubango | SDD |
| Lubbock | Lubbock Internationaal | LBB |
| Lublin | Lublin | LUZ |
| Lubuklinggau | Lubuklinggau Silampari | LLJ |
| Lucas do Rio Verde | Lucas do Rio Verde Bom Futuro Municipal | LVR |
| Braşov | Luchthaven Brasov | GHV |
| Lucknow | Lucknow Amausi | LKO |
| Ludao | Ludao Groeneiland | GNI |
| Ludhiana | Ludhiana | LUH |
| Luena | Luena | LUO |
| Lugano | Lugano | LUG |
| Luganville | Luganville Santo-Pekoa Intl | SON |
| Luik | Luik Bierset | LGG |
| Lukla | Lukla Tenzing-Hillary | LUA |
| Luleå | Luleå Kallax | LLA |
| Luoyang | Luoyang | LYA |
| Luqa | Luqa Malta | MLA |
| Lusaka | Lusaka | LUN |
| Lutselk'e | Lutselke | YSG |
| Luwuk | Luwuk Syukuran Aminuddin Amir | LUW |
| Luxemburg | Luxembourg | LUX |
| Luxor | Luxor | LXR |
| Luzhou | Luzhou | LZO |
| Lviv | Lviv Danylo Halytskyi Intl | LWO |
| Lycksele | Lycksele Hedlunda | LYC |
| Lynchburg | Lynchburg Preston-Glenn Field | LYH |
| Lyon | Lyon-Saint Exupéry | LYS |
| Lázaro Cárdenas del Río | Lázaro Cárdenas del Río | LZC |
| Lüderitz | Lüderitz | LUD |
| Lüliang | Lüliang | LLV |
| Lənkəran | Lənkəran Lankaran Intl | LLK |
| Maafaru | Maafaru Intl | NMF |
| Maamingili | Maamigili | VAM |
| Maasai Mara | Maasai Mara Angama | ANA |
| Maasai Mara | Maasai Mara Keekorok | KEU |
| Maasai Mara | Maasai Mara Kichwa Tembo Airstrip | KTJ |
| Maasai Mara | Maasai Mara Mara North | HKR |
| Maasai Mara | Maasai Mara Mara Serena | MRE |
| Maasai Mara | Maasai Mara Olkiombo Airstrip | OLX |
| Maastricht | Maastricht/Aachen | MST |
| Maavarulu | Maavarulu | RUL |
| Maba | Maba Buli | PGQ |
| Macaé | Macae | MEA |
| Macapá | Macapa Internationaal | MCP |
| Macas | Macas | XMS |
| Macau | Macau Internationaal | MFM |
| Maceió | Maceió Palmares | MCZ |
| Machatsjkala | Machatsjkala Oejtasj | MCX |
| Mackay | Mackay | MKY |
| Macon | Macon Middle Georgia Regional | MAC |
| Madang | Madang | MAG |
| Madeira Park | Madeira Park Pender Harbor | YPT |
| Madison | Madison Bruce Campbell Field | DXE |
| Madison | Madison Truax Field | MSN |
| Madivaru | Madivaru | LMV |
| Madras | Madras Chennai | MAA |
| Madrid | Madrid-Barajas | MAD |
| Madurai | Madurai | IXM |
| Mae Hong Son | Mae Hong Son | HGN |
| Mae Sot | Mae Sot | MAQ |
| Maewo | Maewo | MWF |
| Mafuta | Mafuta Lower Zambezi Nat.Park Jeki | JEK |
| Mafuta | Mafuta Royal Airstrip | RYL |
| Magadan | Magadan | GDX |
| Magas | Magas | IGT |
| Magnitogorsk | Magnitogorsk | MQF |
| Mahajanga | Mahajanga Amborovy | MJN |
| Maiduguri | Maiduguri | MIU |
| Maimana | Maimana | MMZ |
| Majalengka | Majalengka Kertajati Intl | KJT |
| Majuro | Majuro Amata Kabua Internationaal | MAJ |
| Mek'ele | Makale | MQX |
| Makassar | Makassar Sultan Hanuddin | UPG |
| Makemo | Makemo | MKP |
| Makkovik | Makkovik | YMN |
| Magong | Makung | MZG |
| Malabo | Malabo Santa Isabel | SSG |
| Malakal | Malakal | MAK |
| Malakka | Malakka Batu Berendum | MKZ |
| Malang | Malang Abdurrahman Saleh | MLG |
| Malargue | Malargue | LGS |
| Malatya | Malatya Erhac | MLX |
| Malé | Male Internationaal | MLE |
| Malinau City | Malinau City Kolonel RA Bessing | LNU |
| Malindi | Malindi | MYD |
| Malmö | Malmö | MMX |
| Malmö | Malmö Alle luchthavens | MMA |
| Malo'u | Malo'u Atoifi | ATD |
| Malvinas | Malvinas | VVN |
| Mambajao | Mambajao | CGM |
| Mammoth Lakes | Mammoth Lakes | MMH |
| Mamuju | Mamuju | MJU |
| Man | Man | MJC |
| Manado | Manado Samratulangi | MDC |
| Managua | Managua | MGA |
| Manamah | Manamah Bahrain Internationaal | BAH |
| Mananara | Mananara | WMR |
| Manaus | Manaus Eduardo Gomes Intl | MAO |
| Manchester | Manchester Internationaal | MAN |
| Manchester | Manchester Municipal | MHT |
| Mangaia Island | Mangaia Island | MGS |
| Mangalore | Mangalore Bajpe | IXE |
| Manhattan | Manhattan | MHK |
| Manhuaçu | Manhuacu Elias Breder | JMA |
| Manihi | Manihi | XMH |
| Maniitsoq | Maniitsoq Sukkertoppen | JSU |
| Manilla | Manilla Ninoy Aquino Internationaal | MNL |
| Maningrida | Maningrida | MNG |
| Manistee | Manistee Blacker | MBL |
| Manizales | Manizales La Nubia | MZL |
| Mankato | Mankato | MKT |
| Manley Hot Springs | Manley Hot Springs | MLY |
| Mannheim | Mannheim | MHG |
| Manokotak | Manokotak | KMO |
| Manokwari | Manokwari Rendani | MKW |
| Mansons Landing | Mansons Landing Gorge Harbor | YGE |
| Manta | Manta | MEC |
| Manzanillo | Manzanillo | ZLO |
| Manzanillo | Manzanillo Sierra Maestra | MZO |
| Manzini | Manzini King Mswati III Intl | SHO |
| Maple Bay | Maple Bay | YAQ |
| Maputo | Maputo Internationaal | MPM |
| Mar del Plata | Mar Del Plata | MDQ |
| Marabá | Maraba | MAB |
| Maracaibo | Maracaibo La Chinita | MAR |
| Mardin | Mardin | MQM |
| Margate | Margate | MGH |
| Maribor | Maribor | MBX |
| Mariehamn | Mariehamn | MHQ |
| Marilia | Marilia Frank Miloye Milenkowichi | MII |
| Marion (Verenigde Staten) | Marion (Verenigde Staten) | MWA |
| Maroantsetra | Maroantsetra | WMN |
| Maroochydore | Maroochydore Sunshine Coast | MCY |
| Maroua | Maroua Salam | MVR |
| Marquette | Marquette | MQT |
| Marrakech | Marrakech Menara | RAK |
| Marsa Alam | Marsa Alam | RMF |
| Marseille | Marseille Provence | MRS |
| Marsh Harbour | Marsh Harbour Internationaal | MHH |
| Marshall | Marshall | MLL |
| Marudi | Marudi | MUR |
| Mary | Mary | MYP |
| Mary River | Mary River | YMV |
| Maré | Maré | MEE |
| Masbate | Masbate Moises R. Espinosa | MBT |
| Mascara | Mascara | MUW |
| Maseru | Maseru Moshoeshoe Intl | MSU |
| Mason City | Mason City | MCW |
| Masqat | Masqat Seeb | MCT |
| Massena | Massena Richards Field | MSS |
| Masset | Masset | ZMT |
| Mata-Utu | Mata-Utu Wallis | WLS |
| Mataiva | Mataiva | MVT |
| Matsumoto | Matsumoto | MMJ |
| Matsuyama | Matsuyama | MYJ |
| Matthew Town | Matthew Town Inagua | IGA |
| Maturin | Maturin Quiriquire | MUN |
| Mauke Island | Mauke Island | MUK |
| Mawlamyine | Maulmyine | MNU |
| Maumere | Maumere Waioti | MOF |
| Maun | Maun | MUB |
| Maupiti | Maupiti | MAU |
| Mayaguez | Mayaguez | MAZ |
| Mazar-e Sharif | Mazar-I-Sharif | MZR |
| Mazatlán | Mazatlán Gen Rafael Buelna | MZT |
| Maó | Maó Menorca | MAH |
| Mbandaka | Mbandaka | MDK |
| Mbeya | Mbeya | MBI |
| Mbuji Mayi | Mbuji Mayi | MJM |
| Mcallen | Mcallen Miller Internationaal | MFE |
| Mcarthur River | Mcarthur River | MCV |
| Iwakuni | MCAS Iwakuni | IWK |
| McCook | Mccook | MCK |
| McGrath | Mcgrath | MCG |
| McKinlay | McKinlay Trepell | TQP |
| Meadview | Meadview Grand Canyon West | GCW |
| Mechria | Mechria | MZW |
| Medan | Medan | KNO |
| Medellín | Medellín Enrique Olaya Herrera | EOH |
| Medellín | Medellín Jose Maria Cordova Intl | MDE |
| Medford | Medford | MFR |
| Medicine Hat | Medicine Hat | YXH |
| Medina | Medina Mohammad Abdulaziz | MED |
| Mehamn | Mehamn | MEH |
| Meizhou | Meizhou Meixian | MXZ |
| Mekoryuk | Mekoryuk | MYU |
| Melak | Melalan | GHS |
| Melangguane | Melangguane | MNA |
| Melbourne | Melbourne Avalon | AVV |
| Melbourne | Melbourne Essendon | MEB |
| Melbourne | Melbourne Internationaal | MLB |
| Melbourne | Melbourne Moorabbin | MBW |
| Melbourne | Melbourne Tullamarine | MEL |
| Melilla | Melilla | MLN |
| Memmingen | Memmingen-Allgäu | FMM |
| Mena | Mena Intermountain Muni | UMZ |
| Mendi | Mendi | MDU |
| Mendoza | Mendoza El Plumerillo | MDZ |
| Menongue | Menongue | SPP |
| Merauke | Merauke Mopah | MKQ |
| Merced | Merced Municipal | MCE |
| Meridian | Meridian Key Field | MEI |
| Merimbula | Merimbula | MIM |
| Mersa Matruh | Mersa Matruh | MUH |
| Meru National Park | Meru National Park Mulika Lodge | JJM |
| Merzifon | Merzifon | MZH |
| Metlakatla | Metlakatla SPB | MTM |
| Metz | Metz-Nancy-Lorraine | ETZ |
| Meulaboh | Meulaboh Seunagan | MEQ |
| Mexicali | Mexicali | MXL |
| Mexico-Stad | Mexico-Stad Felipe Ángeles Intl | NLU |
| Mexico-Stad | Mexico-Stad Juarez Internationaal | MEX |
| Mexico-Stad | Mexico-Stad Toluca Intl | TLC |
| Mfuwe | Mfuwe | MFU |
| Miami | Miami Opa Locka | OPF |
| Mian Yang | Mian Yang | MIG |
| Miangas | Miangas | MKF |
| Midland | Midland Intl | MAF |
| Mykonos | Mikonos | JMK |
| Milaan | Milaan Alle luchthavens | MIL |
| Milaan | Milaan-Linate | LIN |
| Milaan | Milaan-Malpensa | MXP |
| Bodrum | Milas–Bodrum | BJV |
| Mildura | Mildura | MQL |
| Miles | Miles | WLE |
| Milingimbi | Milingimbi | MGT |
| Milltown (Kerry) | Milltown (Kerry) | KIR |
| Milwaukee | Milwaukee-Mitchell | MKE |
| Minamidaito | Minamidaito | MMD |
| Minatitlán | Minatitlán | MTT |
| Mineralnye Vody | Mineralnye Vody | MRV |
| Xinyang | Minggang | XAI |
| Minneapolis | Minneapolis Saint Paul Internationaal | MSP |
| Minot | Minot Internationaal | MOT |
| Minto | Minto | MNT |
| Miri | Miri | MYY |
| Mirny | Mirnyj | MJZ |
| Misawa | Misawa | MSJ |
| Misima Island | Misima Island | MIS |
| Miskolc | Miskolc | MCQ |
| Missoula | Missoula Johnson-Bell Field | MSO |
| Mitiaro Island | Mitiaro Island | MOI |
| Mitú | Mitu | MVP |
| Miyako-jima | Miyako-jima Hirara | MMY |
| Miyako-jima | Miyako-jima Shimojishima | SHI |
| Miyazaki | Miyazaki | KMI |
| Mo I Rana | Mo I Rana Rossvoll | MQN |
| Moa | Moa Orestes Acosta | MOA |
| Moab | Moab | CNY |
| Mobile | Mobile Downtown | BFM |
| Mobile | Mobile Municipal | MOB |
| Moerai | Moerai Rurutu | RUR |
| Mogadishu | Mogadishu Internationaal | MGQ |
| Mohenjodaro | Mohenjodaro | MJD |
| Molde | Molde Aro | MOL |
| Moline | Moline Quad-City | MLI |
| Mombassa | Mombassa Moi Internationaal | MBA |
| Momote | Momote | MAS |
| Monastir | Monastir Habib Bourguiba Internationaal | MIR |
| Monbetsu | Monbetsu | MBE |
| Monclova | Monclova V.Carranza Intl | LOV |
| Moncton | Moncton Intl | YQM |
| Möng Hsat | Mong Hsat | MOG |
| Mongomo | Mongomo President Obiang Nguema Intl | GEM |
| Monkey Mia | Monkey Mia Shark Bay | MJK |
| Monroe | Monroe | MLU |
| Monrovia | Monrovia Roberts Internationaal | ROB |
| Mont-Joli | Mont Joli | YYY |
| Mont Lubin | Mont Lubin Rodrigues (Eiland) | RRG |
| Mont-Tremblant | Mont Tremblant Intl | YTM |
| Monte Libano | Monte Libano | MTB |
| Montego Bay | Montego Bay Sangster Internationaal | MBJ |
| Monterey | Monterey Regional | MRY |
| Monterrey | Monterrey Intle General Mariano Escobedo | MTY |
| Montería | Montería S. Jeronimo | MTR |
| Montes Claros | Montes Claros | MOC |
| Montevideo | Montevideo Aeropuerto Internacional de Carrasco | MVD |
| Montgomery | Montgomery Dannelly Field | MGM |
| Montpellier | Montpellier Méditerranée | MPL |
| Montrose | Montrose | MTJ |
| Montréal | Montréal Pierre Elliott Trudeau Internationaal | YUL |
| Montréal | Montréal St Hubert | YHU |
| Montserrat | Montserrat | MNI |
| Monywa | Monywa | NYW |
| Moosonee | Moosonee | YMO |
| Mora | Mora-Siljan | MXX |
| Moranbah | Moranbah | MOV |
| Moree | Moree | MRZ |
| Morelia | Morelia | MLM |
| Morgantown | Morgantown | MGW |
| Mornington | Mornington | ONG |
| Moro | Moro | MXH |
| Mörön | Moron | MXV |
| Morondava | Morondava | MOQ |
| Moroni | Moroni Prince Said Ibrahim Internationaal | HAH |
| Morotai Island | Morotai Island | OTI |
| Morristown | Morristown | MMU |
| Morristown | Morristown Morrisville-Stowe | MVL |
| Moruya | Moruya | MYA |
| Moser Bay | Moser Bay | KMY |
| Mosjøen | Mosjoen Kjaerstad | MJF |
| Moskou | Moskou Domodedovo | DME |
| Moskou | Moskou Sjeremetjevo | SVO |
| Moskou | Moskou Vnoekovo | VKO |
| Moskou | Moskou Zjoekovski | ZIA |
| Mossoró | Mossoró Dix-Sept Rosado | MVF |
| Mostar | Mostar | OMO |
| Mota Lava | Mota Lava | MTV |
| Mount Gambier | Mount Gambier | MGB |
| Mount Hagen | Mount Hagen | HGU |
| Mount Isa | Mount Isa | ISA |
| Mount Pleasant | Mount Pleasant | MPN |
| Mountain Village | Mountain Village | MOU |
| Mpanda | Mpanda | NPY |
| Shizuoka | Mt Fuji Shizuoka | FSZ |
| Mthatha | Mthatha Umtata | UTT |
| Mtito Andei | Mtito Andei Kilaguni | ILU |
| Mtwara | Mtwara | MYW |
| Muan | Muan Intl. | MWX |
| Muang Xai | Muang Xai Oudomxay | ODY |
| Mudanjiang | Mudanjiang | MDG |
| Mudanjiang | Mudanjiang Suifenhe Dongning | HSF |
| Mudgee | Mudgee | DGE |
| Mukah | Mukah | MKM |
| Mukhaizna | Mukhaizna | UKH |
| Mulatupo | Mulatupo | MPP |
| Mulhouse | Mulhouse EuroAirport | MLH |
| Multān | Multan | MUX |
| Mulu | Mulu | MZV |
| Mumbai | Mumbai Chhatrapati Shivaji Intl | BOM |
| Munda | Munda | MUA |
| Moermansk | Murmansk | MMK |
| Mus | Mus | MSR |
| Muskegon | Muskegon | MKG |
| Mutis | Mutis Bahia Solano | BSC |
| Muzaffarabad | Muzaffarabad | MFG |
| Mwanza | Mwanza | MWZ |
| Myeik | Myeik | MGZ |
| Myitkyina | Myitkyina | MYT |
| Myrtle Beach | Myrtle Beach Intl | MYR |
| Mysore | Mysore | MYQ |
| Mytilini | Mytilene | MJT |
| Malaga | Málaga | AGP |
| Mérida | Mérida Rejon | MID |
| München | München | MUC |
| München | München Augsburg/Mühlhausen | AGB |
| Münster | Münster Munster Osnabruck | FMO |
| Ndjamena | N'Djamena | NDJ |
| Nabire | Nabire | NBX |
| Nacala | Nacala | MNC |
| Nachitsjevan | Nachitsjevan Nakhichevan | NAJ |
| Nadi | Nadi Internationaal | NAN |
| Nadym | Nadym | NYM |
| Naga | Naga | WNP |
| Nagasaki | Nagasaki | NGS |
| Nagoya | Nagoya | NKM |
| Nagoya | Nagoya Chubu Centrair Intl | NGO |
| Nagpur | Nagpur Dr. Babasaheb Ambedkar Intl | NAG |
| Nagua | Nagua Samana El Catey Internationaal | AZS |
| Nain | Nain | YDP |
| Nairobi | Nairobi Jomo Kenyatta Internationaal | NBO |
| Nairobi | Nairobi Wilson | WIL |
| Nakashibetsu | Nakashibetsu | SHB |
| Nakatane | Nakatane Tanegashima | TNE |
| Nakhon Phanom | Nakhon Phanom | KOP |
| Nakhon Si Thammarat | Nakhon Si Thammarat | NST |
| Nakumwe | Nakumwe Kirakira | IRA |
| Nalchik | Nalchik | NAL |
| Namangan | Namangan | NMA |
| Namibe | Namibe | MSZ |
| Nampula | Nampula | APL |
| Namsos | Namsos | OSY |
| Nan | Nan | NNT |
| Nanaimo | Nanaimo Arpt | YCD |
| Nanaimo | Nanaimo Harbour | ZNA |
| Nanchang | Nanchang Changbei | KHN |
| Nanchong | Nanchong | NAO |
| Nanded | Nanded Shri Guru Gobind Singh Ji | NDC |
| Nangan Township | Nangan Township Matsu Nangan | LZN |
| Nanjing | Nanjing Lukou Intl | NKG |
| Shirahama | Nanki-Shirahama | SHM |
| Nanning | Nanning | NNG |
| Nanortalik | Nanortalik | JNN |
| Nanortalik | Nanortalik Tasiusaq | XEQ |
| Nanping | Nanping Wuyishan | WUS |
| Nantong | Nantong | NTG |
| Nantucket | Nantucket | ACK |
| Nanyang | Nanyang | NNY |
| Nanyuki | Nanyuki | NYK |
| Napa | Napa County | APC |
| Napakiak | Napakiak SPB | WNA |
| Napaskiak | Napaskiak SPB | PKA |
| Napels | Napels | APF |
| Napels | Napels Capodichino | NAP |
| Napier | Napier-Hastings | NPE |
| Narathiwat | Narathiwat | NAW |
| Narjan-Mar | Narjan-Mar | NNM |
| Narrandera | Narrandera | NRA |
| Narsarsuaq | Narsarsuaq | UAK |
| Narvik | Narvik Evenes | EVE |
| Nashik | Nashik Gandhinagar | ISK |
| Nashville | Nashville Internationaal | BNA |
| Nassau | Nassau Intl | NAS |
| Natal | Natal Aeroporto Internacional Governador Aluízio Alves | NAT |
| Natashquan | Natashquan | YNA |
| Minsk | Nationale Minsk | MSQ |
| Natuashish | Natuashish | YNP |
| Ranai | Natuna Ranai | NTX |
| Naujaat | Naujaat Repulse Bay | YUT |
| Naukati Bay | Naukati Bay Naukiti | NKI |
| Nauru Island | Nauru Island | INU |
| Navegantes | Navegantes | NVT |
| Navoiy | Navoiy | NVI |
| Naxos | Naxos | JNX |
| Nay Pyi Taw | Nay Pyi Taw | NYT |
| Ndola | Ndola | NLA |
| Neerlerit Inaat | Neerlerit Inaat | CNP |
| Negril | Negril | NEG |
| Neiva | Neiva La Marguita | NVA |
| Nejran | Nejran | EAM |
| Nelson | Nelson | NSN |
| Nelson Lagoon | Nelson Lagoon | NLG |
| Nelspruit | Nelspruit | MQP |
| Nelspruit | Nelspruit | NLP |
| Nemiscau | Nemiscau | YNS |
| Nendo Island | Nendo Island Santa Cruz | SCZ |
| Neom | Neom Bay | NUM |
| Nepalganj | Nepalganj | KEP |
| Nerjoengri | Nerjoengri | NER |
| Neuquén | Neuquen | NQN |
| Nevşehir | Nevsehir | NAV |
| New Bedford | New Bedford Fall River | EWB |
| New Bern | New Bern | EWN |
| New Delhi | New Delhi Indira Gandhi Internationaal | DEL |
| New Orleans | New Orleans Louis Armstrong Internationaal | MSY |
| New Plymouth | New Plymouth | NPL |
| New Windsor | New Windsor Stewart | SWF |
| New York | New York John F Kennedy Intl | JFK |
| New York | New York LaGuardia | LGA |
| Newark | Newark | EWR |
| Newcastle | Newcastle Nevis | NEV |
| Newcastle upon Tyne | Newcastle upon Tyne | NCL |
| Newcastle | Newcastle Williamtown | NTL |
| Newman | Newman | ZNE |
| Newman | Newman Barimunya | BYP |
| Newman | Newman Coondewanna | CJF |
| Newport News | Newport News Intl | PHF |
| Newport | Newport State | NPT |
| Newtok | Newtok | WWT |
| Ngaoundéré | Ngaoundere | NGE |
| Ngari | Ngari Gunsa | NGQ |
| Ngawa | Ngawa Hongyuan | AHJ |
| Ngawa | Ngawa Jiu Zhai Huang Long | JZH |
| Nha Trang | Nha Trang Cam Ranh | CXR |
| Nhulunbuy | Nhulunbuy Gove | GOV |
| Niagara Falls | Niagara Falls Internationaal | IAG |
| Niamey | Niamey | NIM |
| Niau | Niau | NIU |
| Nice | Nice Côte d'Azur | NCE |
| Nicosia | Nicosia Ercan | ECN |
| Nightmute | Nightmute | NME |
| Niigata | Niigata | KIJ |
| Nikolajevsk aan de Amoer | Nikolajevsk aan de Amoer Nikolayevsk-on-Amur | NLI |
| Nikolski | Nikolski AFS | IKO |
| Ningbo | Ningbo Lishe Intl | NGB |
| Niš | Nis | INI |
| Niue Island | Niue Island Hanan Intl | IUE |
| Nizjnevartovsk | Nizhnevartovsk | NJC |
| Nizjnekamsk | Nizjnekamsk Naberevnye Chelny | NBC |
| Nizjni Novgorod | Nizjni Novgorod | GOJ |
| Noatak | Noatak | WTK |
| Nogliki | Nogliki | NGK |
| Nojabr'sk | Nojabrxsk | NOJ |
| Nome | Nome | OME |
| Noorvik | Noorvik | ORV |
| Norfolk | Norfolk Internationaal | ORF |
| Norfolk | Norfolk Island | NLK |
| Noril'sk | Noril'sk | NSK |
| Norman Wells | Norman Wells | YVQ |
| Normanton | Normanton | NTN |
| Norrköping | Norrköping Kungsangen | NRK |
| Norsup | Norsup | NUS |
| North Bay | North Bay | YYB |
| North Bend | North Bend | OTH |
| North Platte | North Platte Lee Bird Field | LBF |
| Northway | Northway | ORT |
| Norway House | Norway House | YNE |
| Norwich | Norwich Arpt | NWI |
| Norwood | Norwood Memorial | OWD |
| Nosara | Nosara Beach | NOB |
| Nosy Be | Nosy Be Fascene | NOS |
| Nottingham | Nottingham East Midlands | EMA |
| Nouâdhibou | Nouadhibou | NDB |
| Nouakchott | Nouakchott | NKC |
| Nouméa | Nouméa Magenta | GEA |
| Nouméa | Nouméa Tontouta | NOU |
| Novokoeznetsk | Novokuznetsk | NOZ |
| Novosibirsk | Novosibirsk Tolmatsjovo | OVB |
| Novy Urengoy | Novy Urengoy | NUX |
| Nueva Gerona | Nueva Gerona Rafael Cabrera | GER |
| Nueva Loja | Nueva Loja Lago Agrio | LGQ |
| Nuevo Laredo | Nuevo Laredo | NLD |
| Nuiqsut | Nuiqsut | NUI |
| Nuku Hiva | Nuku Hiva | NHV |
| Nukus | Nukus | NCU |
| Nuku‘alofa | Nuku‘alofa Fua'Amotu Internationaal | TBU |
| Nulato | Nulato | NUL |
| Nunam Iqua | Nunam Iqua Sheldon Point | SXP |
| Nunapitchuk | Nunapitchuk | NUP |
| Nunukan | Nunukan | NNX |
| Nuuk | Nuuk | GOH |
| Nyagan’ | Nyagan’ | NYA |
| Nyaung-U | Nyaung-u | NYU |
| Nyingtri | Nyingtri Nyingchi Mainling | LZY |
| Nyurba | Nyurba | NYR |
| Nîmes | Nîmes Garons | FNI |
| Neurenberg | Nürnberg | NUE |
| Oneill | O'Neill | ONL |
| Oaxaca de Juárez | Oaxaca de Juárez Xoxocotlan | OAX |
| Oberpfaffenhofen | Oberpfaffenhofen | OBF |
| Obihiro | Obihiro | OBO |
| Ocean Falls | Ocean Falls | ZOF |
| Ocho Rios | Ocho Rios | OCJ |
| Odate | Odate Noshiro | ONJ |
| Odense | Odense Hans Christian Andersen | ODE |
| Odesa | Odessa | ODS |
| Odienné | Odienne | KEO |
| Odiongan | Odiongan Tablas | TBH |
| Oechta | Oechta | UCT |
| Oesinsk | Oesinsk | USK |
| Oezjhorod | Oezjhorod Uzhhorod Intl | UDJ |
| Ogden | Ogden Municipal | OGD |
| Ogdensburg | Ogdensburg | OGS |
| Ohrid | Ohrid | OHD |
| Oita | Oita | OIT |
| Okayama | Okayama | OKJ |
| Okha | Okha Novostroyka | OHH |
| Ochotsk | Okhotsk | OHO |
| Okinawa | Okinawa Naha | OKA |
| Okinoshima | Okinoshima | OKI |
| Oklahoma City | Oklahoma City Will Rogers World | OKC |
| Oksibil | Oksibil | OKL |
| Okushiri | Okushiri | OIR |
| Olbia | Olbia-Costa Smeralda | OLB |
| Old Harbor | Old Harbor | OLH |
| Olenyok | Olenyok | ONK |
| Olga Bay | Olga Bay SPB | KOY |
| Olive Branch | Olive Branch | OLV |
| Olympic Dam | Olympic Dam | OLP |
| Olyokminsk | Olyokminsk | OLZ |
| Omaha | Omaha Eppley Airfield | OMA |
| Omitama | Omitama Ibaraki | IBR |
| Omsk | Omsk | OMS |
| Ondangwa | Ondangwa | OND |
| Ongiva | Ongiva | VPE |
| Onslow | Onslow | ONS |
| Ontario | Ontario Internationaal | ONT |
| Oost-Londen | Oost-Londen | ELS |
| Oostende | Oostende-Brugge | OST |
| Oradea | Oradea | OMR |
| Oral | Oral Uralsk | URA |
| Oran | Oran es Sénia | ORN |
| Orange | Orange Springhill | OAG |
| Orange Walk | Orange Walk | ORZ |
| Oranjemund | Oranjemund | OMD |
| Oranjestad | Oranjestad F.D. Roosevelt | EUX |
| Oranjestad | Oranjestad Reina Beatrix | AUA |
| Ordos City | Ordos City Ordos Ejin Horo | DSN |
| Ordu | Ordu/Giresun | OGU |
| Orenburg | Orenburg | REN |
| Orkney | Orkney Kirkwall | KOI |
| Orkney | Orkney North Ronaldsay | NRL |
| Orkney | Orkney Papa Westray | PPW |
| Ørland | Orland | OLA |
| Orlando | Orlando Alle luchthavens | ORL |
| Orlando | Orlando Internationaal | MCO |
| Orlando | Orlando Sanford Intl | SFB |
| Orsk | Orsk | OSW |
| Volda | Orsta / Volda Hovden | HOV |
| Oruro | Oruro Juan Mendoza | ORU |
| Osaka | Osaka Itami | ITM |
| Osaka | Osaka Kansai Internationaal | KIX |
| Osijek | Osijek | OSI |
| Osj | Osj | OSS |
| Oslo | Oslo Gardermoen | OSL |
| Oslo | Oslo Sandefjord Torp | TRF |
| Osorno | Osorno Canal Balo | ZOS |
| Ostrava | Ostrava Mosnov | OSR |
| Ottawa | Ottawa Internationaal | YOW |
| Ouagadougou | Ouagadougou | OUA |
| Ouango Fitini | Ouango Fitini | OFI |
| Ouargla | Ouargla Ain Beida | OGX |
| Ouarzazate | Ouarzazate | OZZ |
| Ouessant | Ouessant | OUI |
| Oujda | Oujda Les Angades | OUD |
| Oulu | Oulu | OUL |
| Ouvéa | Ouvea | UVE |
| Ouzinkie | Ouzinkie SPB | KOZ |
| Ovda | Ovda | VDA |
| Oviedo | Oviedo Asturias | OVD |
| Owensboro | Owensboro | OWB |
| Owerri | Owerri Sam Mbakwe | QOW |
| Oxford House | Oxford House | YOH |
| Oxford | Oxford Kidlington | OXF |
| Ozamiz | Ozamiz Labo | OZC |
| Ozora | Ozora Memanbetsu | MMB |
| Paama | Paama | PBJ |
| Paamiut | Paamiut | JFR |
| Paaseiland | Paaseiland Mataveri Internationaal | IPC |
| Padang | Padang Sandy River | KSR |
| Padang | Padang Tabing | PDG |
| Paderborn | Paderborn | PAD |
| Paducah | Paducah | PAH |
| Pagadian | Pagadian | PAG |
| Page | Page | PGA |
| Pago Pago | Pago Pago Internationaal | PPG |
| Pai | Pai | PYY |
| Pakse | Pakse | PKZ |
| Pakuashipi | Pakuashipi | YIF |
| Pakuba | Pakuba | PAF |
| Pakyong | Pakyong | PYG |
| Palanga | Palanga Internationaal | PLQ |
| Palangkaraya | Palangkaraya (Tjilik Riwut) | PKY |
| Palembang | Palembang Sultan Mahmud Badaruddin II Internationaal | PLM |
| Palenque | Palenque | PQM |
| Paleochori | Paleochori Milos | MLO |
| Palermo | Palermo | PMO |
| Palm Springs | Palm Springs Municipal | PSP |
| Palma de Mallorca | Palma de Mallorca | PMI |
| Palmar Sur | Palmar Sur | PMZ |
| Palmas | Palmas | PMW |
| Palmerston (Noordelijk Territorium) | Palmerston (Noordelijk Territorium) | PMR |
| Palopo | Palopo Bua | LLO |
| Palu | Palu Mutiara | PLW |
| Pamplona | Pamplona | PNA |
| Panama City | Panama City NW Florida Beaches | ECP |
| Panama-stad | Panama-stad Marcos A. Gelabert Intl | PAC |
| Panama-stad | Panama-stad Panamá Pacifico | BLB |
| Panama-stad | Panama-stad Tocumen Intl | PTY |
| Pangkal Pinang | Pangkal Pinang Depati Amir | PGK |
| Pangkalanbuun | Pangkalanbuun | PKN |
| Pangnirtung | Pangnirtung | YXP |
| Panjgūr | Panjgur | PJG |
| Pantelleria | Pantelleria | PNL |
| Pantnagar | Pantnagar | PGH |
| Panzhihua | Panzhihua Pan Zhi Hua Bao An | PZI |
| Papeete | Papeete Faaa | PPT |
| Paphos | Paphos Internationaal | PFO |
| Paraburdoo | Paraburdoo | PBO |
| Paracatu | Paracatu | PYT |
| Paragominas | Paragominas | JPE |
| Paraisópolis | Paraisópolis Antonio R. Nogueira Jr | JTN |
| Paramaribo | Paramaribo Zanderij Internationaal | PBM |
| Paramaribo | Paramaribo Zorg en Hoop | ORG |
| Paraná | Parana | PRA |
| Paraparaumu | Paraparaumu | PPQ |
| Paraty | Paraty | JPY |
| Parauapebas | Parauapebas Carajás | CKS |
| Pardubice | Pardubice | PED |
| Parijs | Parijs Charles de Gaulle | CDG |
| Parijs | Parijs Paris-Beauvais-Tillé | BVA |
| Parijs | Parijs Paris-Le Bourget | LBG |
| Parijs | Parijs Paris-Orly | ORY |
| Parikia | Parikia Paros | PAS |
| Parintins | Parintins | PIN |
| Parkersburg | Parkersburg | PKB |
| Parkes | Parkes | PKE |
| Parma | Parma | PMF |
| Parnaiba | Parnaiba Santos Dumont | PHB |
| Paro | Paro | PBH |
| Parthéni | Parthéni Leros | LRS |
| Pasco | Pasco Tri Cities | PSC |
| Paso de los Libres | Paso De Los Libres | AOL |
| Passo Fundo | Passo Fundo | PFB |
| Pasto | Pasto Antonio Nariño | PSO |
| Patna | Patna | PAT |
| Pato Branco | Pato Branco Municipal | PTO |
| Patos | Patos Brigadeiro Firmino Ayr | JPO |
| Patos de Minas | Patos de Minas | POJ |
| Patras | Patras Araxos | GPA |
| Pau | Pau Pyrénées | PUF |
| Paulatuk | Paulatuk | YPC |
| Paulo Afonso | Paulo Afonso | PAV |
| Pavlodar | Pavlodar | PWQ |
| Peawanuck | Peawanuck | YPO |
| Pedasí | Pedasí Capt. J. Montenegro | PDM |
| Pekanbaru | Pekanbaru Sultan Syarif Kasim II Internationaal (Simpang Tiga) | PKU |
| Peking | Peking Beijing Daxing Intl | PKX |
| Peking | Peking Capital Internationaal | PEK |
| Pelican | Pelican SPB | PEC |
| Pellston | Pellston | PLN |
| Pelotas | Pelotas Federal | PET |
| Pemba | Pemba | POL |
| Penang | Penang Internationaal | PEN |
| Pendleton | Pendleton | PDT |
| Pensacola | Pensacola | PNS |
| Penticton | Penticton | YYF |
| Penza | Penza | PEZ |
| Penzance | Penzance | PZE |
| Pereira | Pereira Matecana | PEI |
| Périgueux | Perigueux | PGX |
| Perm | Perm | PEE |
| Pernem | Pernem Manohar International Airport (Mopa) | GOX |
| Perpignan | Perpignan Llabanere | PGF |
| Perryville | Perryville | KPV |
| Perth | Perth | PER |
| Perugia | Perugia Sant Egidio | PEG |
| Pescara | Pescara Liberi | PSR |
| Pesjawar | Peshawar | PEW |
| Petersburg | Petersburg | PSG |
| Petrolina | Petrolina Internationaal | PNZ |
| Petropavl | Petropavlovsk | PPK |
| Petropavlovsk-Kamtsjatski | Petropavlovsk-Kamchats | PKC |
| Petrozavodsk | Petrozavodsk | PES |
| Petsjora | Petsjora | PEX |
| Pevek | Pevek | PWE |
| Phalaborwa | Phalaborwa | PHW |
| Philadelphia | Philadelphia Internationaal | PHL |
| Phitsanulok | Phitsanulok | PHS |
| Phnom-Penh | Phnom Penh | PNH |
| Phoenix | Phoenix Mesa Gateway | AZA |
| Phoenix | Phoenix Scottsdale Municipal | SCF |
| Phoenix | Phoenix Sky Harbor Internationaal | PHX |
| Phonsavan | Phonsavan Xieng Khouang | XKH |
| Phrae | Phrae | PRH |
| Pica | Pica Coposa | CPP |
| Pico Island | Pico Island | PIX |
| Picton | Picton Koromiko | PCN |
| Piedras Negras (Zaragoza) | Piedras Negras (Zaragoza) | PDS |
| Pierre | Pierre | PIR |
| Pietermaritzburg | Pietermaritzburg | PZB |
| Pikangikum | Pikangikum | YPM |
| Pilot Point | Pilot Point Arpt | PIP |
| Pilot Point | Pilot Point Ugashik Bay | UGB |
| Pilot Station | Pilot Station | PQS |
| Pine Bluff | Pine Bluff Grider Field | PBF |
| Pisa | Pisa Galileo Galilei | PSA |
| Pisco | Pisco | PIO |
| Pitalito | Pitalito | PTX |
| Greenville | Pitt-Greenville | PGV |
| Pittsburgh | Pittsburgh Internationaal | PIT |
| Pituffik | Pituffik | THU |
| Piura | Piura | PIU |
| Placencia | Placencia | PLJ |
| Plastun | Plastun | TLY |
| Platinum | Platinum | PTU |
| Plattsburgh | Plattsburgh Intl | PBG |
| Playón Chico | Playon Chico | PYC |
| Pleiku | Pleiku | PXU |
| Plettenberg Bay | Plettenberg Bay | PBZ |
| Plovdiv | Plovdiv | PDV |
| Plymouth | Plymouth | PLH |
| Pocatello | Pocatello | PIH |
| Podgorica | Podgorica | TGD |
| Podolsk | Podolsk Ostafyevo | OSF |
| Pohang | Pohang | KPO |
| Pohnpei | Pohnpei | PNI |
| Point Baker | Point Baker SPB | KPB |
| Point Hope | Point Hope | PHO |
| Point Lay | Point Lay | PIZ |
| Pointe-Noire | Pointe Noire | PNR |
| Pointe-à-Pitre | Pointe-à-Pitre Le Raizet | PTP |
| Poitiers | Poitiers Biard | PIS |
| Pokhara | Pokhara | PKR |
| Polokwane | Polokwane | PTG |
| Polyarnyj | Polyarnyj | PYJ |
| Pomala | Pomala | PUM |
| Ponce | Ponce Mercedita | PSE |
| Pond Inlet | Pond Inlet | YIO |
| Pondicherry | Pondicherry | PNY |
| Ponta Delgada | Ponta Delgada Aeroporto João Paulo II | PDL |
| Ponta Grossa | Ponta Grossa Sant'Ana | PGZ |
| Ponta Pora | Ponta Pora Internationaal | PMG |
| Pontianak | Pontianak Supadio | PNK |
| Poona | Poona Lohegaon | PNQ |
| Popayán | Popayán Guillermo León Valencia | PPN |
| Popondetta | Popondetta | PNP |
| Poprad | Poprad-Tatry | TAT |
| Porbandar | Porbandar | PBD |
| Pori | Pori | POR |
| Porlamar | Porlamar DelCaribe Marino | PMV |
| Poroporo | Poroporo Choiseul Bay | CHY |
| Port Augusta | Port Augusta | PUG |
| Port Bailey | Port Bailey SPB | KPY |
| Port Blair | Port Blair | IXZ |
| Port Elizabeth | Port Elizabeth | PLZ |
| Port Gentil | Port Gentil | POG |
| Port Harcourt | Port Harcourt | PHC |
| Port Hardy | Port Hardy | YZT |
| Port Hedland | Port Hedland | PHE |
| Port Heiden | Port Heiden | PTH |
| Port Lincoln | Port Lincoln | PLO |
| Port Lions | Port Lions | ORI |
| Port Louis | Port Louis Sir Seewoosagur Ram. | MRU |
| Port Macquarie | Port Macquarie | PQQ |
| Port McNeil | Port Mcneil | YMP |
| Port Menier | Port Menier | YPN |
| Port Moller | Port Moller | PML |
| Port Moresby | Port Moresby Jackson Fld | POM |
| Port Numbay | Port Numbay Sentani | DJJ |
| Port of Spain | Port of Spain Piarco Intl | POS |
| Port Protection | Port Protection | PPV |
| Port Royal | Port Royal Bimini | BIM |
| Port Royal | Port Royal North SPB | NSB |
| Port Vila | Port Vila Bauerfield | VLI |
| Port Williams | Port Williams SPB | KPR |
| Port-au-Prince | Port-au-Prince Mais Gate | PAP |
| Portland | Portland | PTJ |
| Portland | Portland | PWM |
| Portland | Portland Internationaal | PDX |
| Porto | Porto | OPO |
| Porto Alegre | Porto Alegre Aeroporto Internacional Salgado Filho | POA |
| Porto Santo | Porto Santo | PXO |
| Porto Seguro | Porto Seguro | BPS |
| Porto Velho | Porto Velho Belmonte | PVH |
| Portorož | Portoroz | POW |
| Portsmouth | Portsmouth Pease Intl | PSM |
| Posadas | Posadas | PSS |
| Poso | Poso Kasiguncu | PSJ |
| Postville | Postville | YSO |
| Powell River | Powell River | YPW |
| Poza Rica | Poza Rica | PAZ |
| Poznan | Poznan Lawica | POZ |
| Praag | Praag | PRG |
| Praia | Praia Internationaal | RAI |
| Praya | Praya Lombok Internationaal | LOP |
| Prayagraj | Prayagraj Bamrauli | IXD |
| Preah Seihanouk | Preah Seihanouk Sihanoukville | KOS |
| Prescott | Prescott | PRC |
| Presidente Prudente | Presidente Prudente A. De Barros | PPB |
| Presque (Eiland) | Presque (Eiland) | PQI |
| Pretoria | Pretoria Wonderboom Apt. | PRY |
| Prince George | Prince George | YXS |
| Prince Rupert | Prince Rupert Digby (Eiland) | YPR |
| Principe | Principe | PCP |
| Pristina | Pristina | PRN |
| Proserpine | Proserpine Whitsunday Coast | PPP |
| Providence | Providence-TFGreen | PVD |
| Providencia | Providencia | PVA |
| Providenciales | Providenciales | PLS |
| Provincetown | Provincetown | PVC |
| Provo | Provo | PVU |
| Prudhoe Bay | Prudhoe Bay Deadhorse | SCC |
| Préveza | Préveza Aktion | PVK |
| Pskov | Pskov | PKV |
| Pu'er | Pu'er Simao | SYM |
| Pucallpa | Pucallpa | PCL |
| Puebla de Zaragoza | Puebla de Zaragoza Huejotzingo | PBC |
| Pueblo | Pueblo | PUB |
| Puerto Asís | Puerto Asis | PUU |
| Puerto Ayacucho | Puerto Ayacucho | PYH |
| Puerto Cabello | Puerto Cabello | PBL |
| Puerto Carreño | Puerto Carreno | PCR |
| Puerto del Rosario | Puerto del Rosario Fuerteventura | FUE |
| Puerto Escondido | Puerto Escondido | PXM |
| Puerto Francisco de Orellana | Puerto Francisco de Orellana | OCC |
| Puerto Iguazú | Puerto Iguazú Cataratas del Iguazu | IGR |
| Inírida | Puerto Inirida | PDA |
| Puerto Jiménez | Puerto Jimenez | PJM |
| Puerto Leguízamo | Puerto Leguizamo | LQM |
| Puerto Lempira | Puerto Lempira | PEU |
| Puerto Limón | Puerto Limón | LIO |
| Puerto Madryn | Puerto Madryn El Tehuelche | PMY |
| Puerto Maldonado | Puerto Maldonado | PEM |
| Puerto Montt | Puerto Montt El Tepual | PMC |
| Puerto Natales | Puerto Natales Teniente J. Gallardo | PNT |
| Puerto Obaldía | Puerto Obaldia | PUE |
| Puerto Ordaz | Puerto Ordaz | PZO |
| Puerto Piña | Puerto Piña Bahia Pinas | BFQ |
| Puerto Plata | Puerto Plata La Union | POP |
| Puerto Princesa City | Puerto Princesa City | PPS |
| Puerto Vallarta | Puerto Vallarta Ordaz | PVR |
| Puerto Williams | Puerto Williams | WPU |
| Pula | Pula | PUY |
| Pullman | Pullman | PUW |
| Punta Arenas | Punta Arenas Pres Ibanez | PUQ |
| Punta Cana | Punta Cana | PUJ |
| Punta del Este | Punta Del Este | PDP |
| Punta Gorda | Punta Gorda | PND |
| Punta Gorda (Verenigde Staten) | Punta Gorda (Verenigde Staten) | PGD |
| Punta Sal | Punta Sal Walter Braedt Segú | PTL |
| Punto Fijo | Punto Fijo Josefa Camejo | LSP |
| Putao | Putao | PBU |
| Putussibau | Putussibau | PSU |
| Puvirnituq | Puvirnituq | YPX |
| Qaanaaq | Qaanaaq | NAQ |
| Qaarsut | Qaarsut | JQA |
| Qaisumah | Qaisumah | AQI |
| Qamdo | Qamdo Bangda | BPX |
| Qarn Alam | Qarn Alam | RNM |
| Qarshi | Qarshi Khanabad | KSQ |
| Qasigiannguit | Qasigiannguit | JCH |
| Gassim | Qassim | ELQ |
| Qeqertarsuaq | Qeqertarsuaq | JGO |
| Qiandongnan | Qiandongnan Kaili Huangping | KJH |
| Qiandongnan | Qiandongnan Liping | HZH |
| Qiannan | Qiannan Libo | LLB |
| Qianxinan | Qianxinan Xingyi | ACX |
| Qikiqtarjuaq | Qikiqtarjuaq | YVM |
| Qingdao | Qingdao Jiaodong Intl | TAO |
| Qingyang | Qingyang | IQN |
| Qinhuangdao | Qinhuangdao Beidaihe | BPE |
| Qionghai | Qionghai Bo'ao | BAR |
| Qiqihar | Qiqihar | NDG |
| Quanzhou | Quanzhou Jinjiang | JJN |
| Quaqtaq | Quaqtaq | YQC |
| Queenstown | Queenstown Intl | ZQN |
| Quelimane | Quelimane | UEL |
| Quepos | Quepos | XQP |
| Quesnel | Quesnel | YQZ |
| Quetta | Quetta | UET |
| Qui Nhon | Qui Nhon | UIH |
| Quibdó | Quibdo | UIB |
| Quilpie | Quilpie | ULP |
| Quimper | Quimper Pluguffan | UIP |
| Quincy (Verenigde Staten) | Quincy (Verenigde Staten) | UIN |
| Quinhagak | Quinhagak | KWN |
| Quito | Quito Aeropuerto Internacional Mariscal Sucre | UIO |
| Quzhou | Quzhou | JUZ |
| Québec City | Québec City | YQB |
| Rabat | Rabat-Sale | RBA |
| Rabaul | Rabaul | RAB |
| Rabil | Rabil | BVC |
| Rach Gia | Rach Gia | VKG |
| Radisson | Radisson La Grande | YGL |
| Rafha | Rafha | RAH |
| Rahimyar Khan | Rahim Yar Khan | RYK |
| Raiatea | Raiatea | RFP |
| Rainbow Lake | Rainbow Lake | YOP |
| Raipur | Raipur | RPR |
| Rairua | Rairua Raivavae | RVV |
| Rājahmundry | Rajahmundry | RJA |
| Rajkot | Rajkot Intl | HSR |
| Rajshahi | Rajshahi | RJH |
| Raleigh | Raleigh-Durham | RDU |
| Ramata Island | Ramata Island | RBV |
| Rāmechhāp | Ramechhap | RHP |
| Ranchi | Ranchi | IXR |
| Rankin Inlet | Rankin Inlet | YRT |
| Ranong | Ranong | UNN |
| Rapid City | Rapid City | RAP |
| Rarotonga | Rarotonga | RAR |
| Ras al-Khaimah | Ras al-Khaimah | RKT |
| Ravensthorpe | Ravensthorpe | RVT |
| Recife | Recife Guararapes Internationaal | REC |
| Reconquista | Reconquista | RCQ |
| Red Deer | Red Deer | YQF |
| Red Devil | Red Devil | RDV |
| Red Dog | Red Dog | RDB |
| Red Lake | Red Lake | YRL |
| Red Sucker Lake | Red Sucker Lake | YRS |
| Redding | Redding | RDD |
| Refuge Cove | Refuge Cove | YRC |
| Reggio di Calabria | Reggio di Calabria Tito Menniti | REG |
| Regina | Regina | YQR |
| Rennell Island | Rennell Island | RNL |
| Rennes | Rennes St Jacques | RNS |
| Reno | Reno Tahoe Internationaal | RNO |
| Resistencia | Resistencia | RES |
| Resolute | Resolute | YRB |
| Reus | Reus | REU |
| Reykjavik | Reykjavik Domestic | RKV |
| Reykjavik | Reykjavik Keflavik Internationaal | KEF |
| Reynosa | Reynosa Gen Lucio Blanco | REX |
| Rhinelander | Rhinelander | RHI |
| Ribeirão Preto | Ribeirão Preto Leite Lopes | RAO |
| Riberalta | Riberalta Gen Buech | RIB |
| Richards Bay | Richards Bay | RCB |
| Richmond | Richmond | RCM |
| Richmond | Richmond Internationaal | RIC |
| Riga | Riga | RIX |
| Rigolet | Rigolet | YRG |
| Rijeka | Rijeka | RJK |
| Rijsel | Rijsel Lesquin | LIL |
| Rikitea | Rikitea Totegegie | GMR |
| Rimini | Rimini Miramare | RMI |
| Rio Branco | Rio Branco Pres. Medici | RBR |
| Río Cuarto | Rio Cuarto | RCU |
| Rio de Janeiro | Rio de Janeiro Intle Antônio Carlos Jobim | GIG |
| Rio de Janeiro | Rio de Janeiro Santos Dumont | SDU |
| Rio Gallegos | Rio Gallegos Internationaal | RGL |
| Rio Grande | Rio Grande | RGA |
| Rio Grande | Rio Grande | RIG |
| Rio Verde | Rio Verde | RVD |
| Riohacha | Riohacha | RCH |
| Rishiri | Rishiri | RIS |
| Rivas | Rivas Costa Esmeralda | ECI |
| Riverton | Riverton | RIW |
| Riyad | Riyad King Khaled Internationaal | RUH |
| Rize | Rize-Artvin | RZV |
| Road Town | Road Town Beef Island | EIS |
| Roanoke | Roanoke Municipal | ROA |
| Roche Harbor | Roche Harbor | RCE |
| Rochester | Rochester Municipal | RST |
| Rock Sound | Rock Sound S Eleuthera | RSD |
| Rock Springs | Rock Springs | RKS |
| Rockhampton | Rockhampton | ROK |
| Rockland | Rockland | RKD |
| Rodez | Rodez Marcillac | RDZ |
| Rodos | Rodos Diagoras | RHO |
| Roi Et | Roi Et | ROI |
| Roma | Roma | RMA |
| Rome | Rome Griffiss Intl | RME |
| Rome | Rome Roma Ciampino | CIA |
| Rome | Rome Roma Fiumicino | FCO |
| Rondonópolis | Rondonópolis | ROO |
| Ronneby | Ronneby Kallinge | RNB |
| Rosario | Rosario Fisherton | ROS |
| Rosario | Rosario SPB | RSJ |
| Roseau | Roseau Douglas–Charles | DOM |
| Røst | Rost Stolport | RET |
| Rostock | Rostock Laage | RLG |
| Rostov aan de Don | Rostov aan de Don | ROV |
| Roswell | Roswell Intl | ROW |
| Roti | Roti | RTI |
| Rotorua | Rotorua | ROT |
| Rotterdam | Rotterdam Den Haag | RTM |
| Rotuma Island | Rotuma (Eiland) | RTA |
| Rouen | Rouen | URO |
| Rouyn-Noranda | Rouyn-Noranda | YUY |
| Rovaniemi | Rovaniemi | RVN |
| Roxas City | Roxas City | RXS |
| Ruby | Ruby | RBY |
| Rumbek | Rumbek | RBX |
| Rundu | Rundu | NDU |
| Rupsi | Rupsi | RUP |
| Rurrenabaque | Rurrenabaque | RBQ |
| Russian Mission | Russian Mission | RSH |
| Rutland | Rutland | RUT |
| Rzeszów | Rzeszów Jasionka | RZE |
| Río Hato | Río Hato Scarlett Martinez Intl | RIH |
| Rønne | Rønne Bornholm | RNN |
| Røros | Røros | RRS |
| Rørvik | Rørvik Roervik Ryumsjoen | RVK |
| Saarbrücken | Saarbrücken Ensheim | SCN |
| Saarmelleek | Saarmelleek Hévíz–Balaton | SOB |
| Saba Eiland | Saba Eiland Juancho E. Yrausquin | SAB |
| Sabang | Sabang | SBG |
| Sabi Sabi | Sabi Sabi | GSS |
| Sabie Park | Sabie Park Arathusa Safari Lodge | ASS |
| Sachigo Lake | Sachigo Lake | ZPB |
| Sachs Harbour | Sachs Harbour | YSY |
| Sacramento | Sacramento Internationaal | SMF |
| Saga | Saga | HSG |
| Saguenay | Saguenay Bagotville | YBG |
| Saidpur | Saidpur | SPD |
| Saidu Sharīf | Saidu Sharif | SDT |
| Saint George | Saint George | SGU |
| Saint George Island | Saint George Island St George | STG |
| Saint George's | Saint George's Point Saline Internationaal | GND |
| Saint John | Saint John | YSJ |
| Saint John's | Saint John's Vc Bird Internationaal | ANU |
| Saint Louis | Saint Louis Lambert-St Louis | STL |
| Saint Marys | Saint Marys | KSM |
| Saint Paul Island | Saint Paul Island | SNP |
| Saint Peter | Saint Peter Jersey | JER |
| Saint Peter Port | Saint Peter Port Guernsey | GCI |
| Saint Therese Point | Saint Therese Point Island Lake Garden Hill | YIV |
| Saint Thomas Island | Saint Thomas Island Cyril E King | STT |
| Saint Thomas Island | Saint Thomas Island Saint Thomas Sea Plane Base | SPB |
| Saint-Denis | Saint-Denis Gillot | RUN |
| Saint-Nazaire | Saint-Nazaire Montoir | SNR |
| Saint-Pierre (Reunion) | Saint-Pierre (Reunion) | ZSE |
| Saint-Pierre (Sint-Pierre en Miquelon) | Saint-Pierre (Sint-Pierre en Miquelon) | FSP |
| Saint-Étienne | Saint-Étienne Boutheon | EBU |
| Sakhon Nakhon | Sakon Nakhon | SNO |
| Salalah | Salalah | SLL |
| Salamanca | Salamanca Matacan | SLM |
| Salechard | Salehard | SLY |
| Salem | Salem | SXV |
| Salerno | Salerno Costa d'Amalfi | QSR |
| Salina | Salina | SLN |
| Salinas | Salinas | SNC |
| Salinópolis | Salinopolis | OPP |
| Salisbury | Salisbury-Ocean City | SBY |
| Salluit | Salluit | YZG |
| Salt Lake City | Salt Lake City Internationaal | SLC |
| Salta | Salta Martin Miguel de Guemes Intl | SLA |
| Saltillo | Saltillo | SLW |
| Salvador | Salvador D.L.E. Magalhaes | SSA |
| Salzburg | Salzburg | SZG |
| Samara | Samara Koeroemotsj | KUF |
| Samarinda | Samarinda | SRI |
| Samarinda | Samarinda APT Pranoto | AAP |
| Samarkand | Samarkand | SKD |
| Sambava | Sambava | SVB |
| Samburu National Reserve | Samburu National Reserve | UAS |
| Samos | Samos | SMI |
| Sampit | Sampit | SMQ |
| Samsun | Samsun Carsamba | SZF |
| San Andrés | San Andres Island | ADZ |
| San Angelo | San Angelo Mathis Field | SJT |
| San Antonio de Palé | San Antonio de Palé Annobon | NBN |
| San Antonio | San Antonio Internationaal | SAT |
| San Bernardino | San Bernardino Int | SBD |
| San Cristobal | San Cristobal | SCY |
| San Diego | San Diego | SAN |
| San Diego | San Diego Carlsbad | CLD |
| San Domino | San Domino Island | TQR |
| San Felipe | San Felipe | SFH |
| San Fernando de Apure | San Fernando de Apure Las Flecheras | SFD |
| San Ignacio | San Ignacio | CYD |
| San Isidro de El General | San Isidro del General | IPZ |
| San Jose (Mindoro) | San Jose (Mindoro) | SJI |
| San Jose de Buenavista | San Jose de Buenavista Evelio Javier | EUQ |
| San Jose del Cabo | San Jose del Cabo Los Cabos | SJD |
| San Jose | San Jose Municipal | SJC |
| San José del Guaviare | San José del Guaviare Jorge E. Gonzalez T. | SJE |
| San José | San José Intle Juan Santamaría | SJO |
| San José | San José Tobias Bolanos | SYQ |
| San Juan | San Juan Domingo F. Sarmiento | UAQ |
| San Juan | San Juan Isla Grande | SIG |
| San Juan | San Juan Luis Munoz Marin Intl | SJU |
| San Juan | San Juan SPB | WSJ |
| San Luis | San Luis | LUQ |
| San Luis Obispo | San Luis Obispo County | SBP |
| San Luis Potosí | San Luis Potosi | SLP |
| San Martin de los Andes | San Martin de los Andes Chapelco | CPC |
| San Miguel de Tucumán | San Miguel de Tucumán Benj Matienzo | TUC |
| San-Pédro | San Pedro | SPY |
| São Pedro | San Pedro | VXE |
| San Pedro Sula | San Pedro Sula Ramon Villeda | SAP |
| San Pedro Town | San Pedro Town | SPR |
| San Rafael | San Rafael | AFA |
| San Salvador | San Salvador Comalapa Internationaal | SAL |
| San Salvador | San Salvador Ilopango | ILS |
| San Sebastian | San Sebastián | EAS |
| San Sebastián de la Gomera | San Sebastián de la Gomera La Gomera | GMZ |
| San Tomé | San Tome | SOM |
| San Vicente | San Vicente | SVI |
| San Vicente | San Vicente | SWL |
| Sanaa | Sanaa Internationaal | SAH |
| Sand Point | Sand Point | SDP |
| Sandakan | Sandakan | SDK |
| Sandane | Sandane | SDN |
| Sanday | Sanday | NDY |
| Sandnessjøen | Sandnessjoen Stokka | SSJ |
| Sandspit | Sandspit | YZP |
| Sandy Lake | Sandy Lake | ZSJ |
| Sanga-Sanga | Sanga-Sanga Tawi-Tawi | TWT |
| Sanikiluaq | Sanikiluaq | YSK |
| Sankt Moritz | Sankt Moritz Engadin | SMV |
| Santa Ana Island | Santa Ana Island | NNB |
| Santa Ana | Santa Ana J. Wayne/Orange Cnty | SNA |
| Santa Barbara | Santa Barbara Municipal | SBA |
| Santa Clara | Santa Clara | SNU |
| Santa Cruz da Graciosa | Santa Cruz da Graciosa Graciosa Island | GRW |
| Santa Cruz das Flores | Santa Cruz das Flores | FLW |
| Santa Cruz de la Palma | Santa Cruz de la Palma La Palma | SPC |
| Santa Cruz de la Sierra | Santa Cruz de la Sierra Viru Viru Internationaal | VVI |
| Santa Cruz de Tenerife | Santa Cruz de Tenerife Tenerife Norte | TFN |
| Santa Fe | Santa Fe | SAF |
| Santa Fe | Santa Fe | SFN |
| Santa Maria (Verenigde Staten) | Santa Maria (Verenigde Staten) | SMX |
| Santa Maria | Santa Maria Base Aerea | RIA |
| Santa Maria Huatulco | Santa Maria Huatulco | HUX |
| Santa Marta | Santa Marta Simon Bolivar | SMR |
| Santa Monica | Santa Monica | SMO |
| Santa Rosa | Santa Rosa | RSA |
| Santa Rosa | Santa Rosa | STS |
| Santa Rosa | Santa Rosa Regional | ETR |
| Santander | Santander | SDR |
| Santarém | Santarém Maestro Wilson Fonseca | STM |
| Santiago de Chile | Santiago de Chile Aeropuerto Internacional Comodoro Arturo Merino Benítez | SCL |
| Santiago de Compostella | Santiago de Compostella | SCQ |
| Santiago de Cuba | Santiago de Cuba Antonio Maceo | SCU |
| Santiago de Querétaro | Santiago de Querétaro Tapachula | QRO |
| Santiago de Tolú | Santiago de Tolú Golfo de Morrosquillo | TLU |
| Santiago | Santiago del Estero | SDE |
| Santiago | Santiago Municipal | STI |
| Santo Domingo (Dominicaanse Republiek) | Santo Domingo (Dominicaanse Republiek) Dr. Joaquin Balaguer | JBQ |
| Santo Domingo (Dominicaanse Republiek) | Santo Domingo (Dominicaanse Republiek) Las Americas | SDQ |
| Santo Domingo | Santo Domingo Mayo Guerrero | STD |
| Santo Ângelo | Santo Ângelo Sepé Tiaraju | GEL |
| Sanya | Sanya Phoenix Intl | SYX |
| Sao Nicolau | Sao Nicolau Preguiça | SNE |
| Sao Tomé | Sao Tome Is | TMS |
| Sapporo | Sapporo Chitose | CTS |
| Sapporo | Sapporo Okadama | OKD |
| Sara | Sara | SSR |
| Sarajevo | Sarajevo | SJJ |
| Saranac Lake | Saranac Lake | SLK |
| Saransk | Saransk | SKX |
| Sarasota | Sarasota Bradenton Intl | SRQ |
| Saratov | Saratov | RTW |
| Saratov | Saratov Gagarin | GSV |
| Saravena | Saravena | RVE |
| Sarnia | Sarnia | YZR |
| Saskatoon | Saskatoon | YXE |
| Saskylakh | Saskylakh Yeosu | SYS |
| Satu Mare | Satu Mare | SUJ |
| Saturna Island | Saturna Island Lyall Harbour | YAJ |
| Sault Sainte Marie | Sault Sainte Marie Chippewa County | CIU |
| Sault Ste Marie | Sault Ste. Marie | YAM |
| Saumlaki | Saumlaki | SXK |
| Saurimo | Saurimo | VHC |
| Saurimo | Saurimo Catoca | CTV |
| Savannah | Savannah-Hilton Head | SAV |
| Savonlinna | Savonlinna | SVL |
| Savoonga | Savoonga | SVA |
| Savusavu | Savusavu | SVU |
| Scammon Bay | Scammon Bay | SCM |
| Scarborough | Scarborough ANR Robinson Intl | TAB |
| Schefferville | Schefferville | YKL |
| Scilly-eilanden | Scilly-eilanden St. Mary's | ISC |
| Scottsbluff | Scottsbluff | BFF |
| Scranton | Scranton Internationaal | AVP |
| Seal Bay | Seal Bay | SYB |
| Seattle | Seattle Boeing Fld Internationaal | BFI |
| Seattle | Seattle Lake Union Spb | LKE |
| Seattle | Seattle/Tacoma Intl | SEA |
| Seghe | Sege | EGM |
| Selawik | Selawik | WLK |
| Semarang | Semarang Achmad Yani Internationaal | SRG |
| Semera | Semera | SZE |
| Semey | Semey Semipalatinsk | PLX |
| Sendai | Sendai | SDJ |
| Seoel | Seoel Gimpo Internationaal | GMP |
| Sept Iles | Sept-Iles | YZV |
| Seronera | Seronera | SEU |
| Serra Talhada | Serra Talhada Santa Magalhaes | SET |
| Sétif | Setif | QSF |
| Seville | Seville San Pablo | SVQ |
| Sfax | Sfax El Maou | SFA |
| Shageluk | Shageluk | SHX |
| Shakhtersk | Shakhtersk | EKS |
| Shaktoolik | Shaktoolik | SKK |
| Shamattawa | Shamattawa | ZTM |
| Shannon | Shannon | SNN |
| Sharjah | Sharjah | SHJ |
| Sharm el-Sheikh | Sharm-el-Sheikh | SSH |
| Sharurah | Sharurah | SHW |
| Shennongjia | Shennongjia Hongping | HPG |
| Shenyang | Shenyang | SHE |
| Shenzhen | Shenzhen | SZX |
| Sheridan | Sheridan County | SHR |
| Shigatse | Shigatse Peace | RKZ |
| Shijiazhuang | Shijiazhuang Daguocun | SJW |
| Shillong | Shillong | SHL |
| Şımkent | Shimkent | CIT |
| Shimla | Shimla | SLV |
| Shirdi | Shirdi | SAG |
| Shishmaref | Shishmaref | SHH |
| Shimoga | Shivamogga | RQY |
| Shiyan | Shiyan Wudangshan | WDS |
| Shonai | Shonai | SYO |
| Show Low | Show Low | SOW |
| Shreveport | Shreveport Regionale | SHV |
| Shungnak | Shungnak | SHG |
| Siālkot | Sialkot | SKT |
| Sibiu | Sibiu | SBZ |
| Sibolga | Sibolga Ferdinand | FLZ |
| Siborong-Borong | Siborong-Borong Silangit | DTB |
| Sibu | Sibu | SBW |
| Siddharthanagar | Siddharthanagar Bhairawa | BWA |
| Sidney | Sidney Richland Municipal | SDY |
| Sigiriya | Sigiriya | GIU |
| Silchar | Silchar Kumbhirgram | IXS |
| Silver City | Silver City | SVC |
| Silver Creek | Silver Creek | SVK |
| Simpson Bay | Simpson Bay Princes Juliana | SXM |
| Sinapalu | Sinapalu Rota | ROP |
| Singapore | Singapore Intle Changi | SIN |
| Singapore | Singapore Seletar | XSP |
| Sinop | Sinop | NOP |
| Sinop | Sinop | OPS |
| Sint-Petersburg | Sint-Petersburg Poelkovo | LED |
| Sintang | Sintang | SQG |
| Sioux City | Sioux City Sioux Gateway | SUX |
| Sioux Falls | Sioux Falls Joe Foss Field | FSD |
| Sioux Lookout | Sioux Lookout | YXL |
| Sir Bani Yas | Sir Bani Yas Island | XSB |
| Sishen | Sishen | SIS |
| Sisimiut | Sisimiut | JHS |
| Sitia | Sitia | JSH |
| Sitka | Sitka | SIT |
| Sittwe | Sittwe | AKY |
| Sivas | Sivas | VAS |
| Sjanghai | Sjanghai Hongqiao | SHA |
| Sjanghai | Sjanghai Pudong | PVG |
| Skagway | Skagway | SGY |
| Skārdu | Skardu | KDU |
| Skellefteå | Skelleftea | SFT |
| Skiathos | Skiathos Island | JSI |
| Skýros | Skiros | SKU |
| Skopje | Skopje Alexander de Grote | SKP |
| Skukuza | Skukuza | SZK |
| Sleetmute | Sleetmute | SLQ |
| Smithers | Smithers | YYD |
| Snap Lake | Snap Lake | YNX |
| Söderhamn | Soderhamn | SOO |
| Soerabaja | Soerabaja Intle Juanda | SUB |
| Soergoet | Soergoet | SGC |
| Sofia | Sofia Internationaal | SOF |
| Sogndal Haukasen | Sogndal Haukasen | SOG |
| Sohag | Sohag Intl | HMB |
| Sohar | Sohar | OHS |
| Sokoto | Sokoto Sadiq Abubakar III | SKO |
| Sola | Sola | SLH |
| Solovetsky | Solovetski | CSH |
| Sovetsky | Solovetski | OVS |
| Solwezi | Solwezi | SLI |
| Sønderborg | Sonderborg | SGD |
| Songea | Songea | SGX |
| Songyuan | Songyuan Chaganhu | YSQ |
| Sørkjosen | Sorkjosen | SOJ |
| Sorong | Sorong Domine Edward Osok | SOQ |
| Sorriso | Sorriso Adolinao Bedin | SMT |
| South Bend | South Bend Regionale | SBN |
| South Indian Lake | South Indian Lake | XSI |
| South Naknek | South Naknek | WSN |
| South West Bay | South West Bay | SWJ |
| Southampton | Southampton Eastleigh | SOU |
| Soyo | Soyo | SZA |
| Sparta | Sparta/Fort McCoy | CMY |
| Split | Split | SPU |
| Spokane | Spokane Internationaal | GEG |
| Spring Point | Spring Point | AXP |
| Springfield (Verenigde Staten) | Springfield (Verenigde Staten) | SPI |
| Springfield | Springfield-Branson | SGF |
| Srednekolymsk | Srednekolymsk | SEK |
| Srinagar | Srinagar | SXR |
| St. Anthony | St Anthony | YAY |
| St Cloud | St Cloud | STC |
| St George | St George | SGO |
| St. John's | St John's | YYT |
| Saint Michael | St Michael | SMK |
| St. Augustine | St. Augustine Northeast Florida Regional | UST |
| Stanleystad | Stanleystad Kisangani | FKI |
| State College | State College University Park | SCE |
| Staunton | Staunton | SHD |
| Stavanger | Stavanger Sola | SVG |
| Stavropol | Stavropol | STW |
| Saint Therese Point | Ste Therese Point | YST |
| Stebbins | Stebbins | WBB |
| Stephenville | Stephenville | YJT |
| Stevens Village | Stevens Village | SVS |
| Steòrnabhagh | Steòrnabhagh | SYY |
| Stillwater | Stillwater | SWO |
| Stockholm | Stockholm Alle luchthavens | STO |
| Stockholm | Stockholm Västerås | VST |
| Stockholm | Stockholm-Arlanda | ARN |
| Stockholm | Stockholm-Bromma | BMA |
| Stockholm | Stockholm-Skavsta | NYO |
| Stockton | Stockton | SCK |
| Stokmarknes | Stokmarknes | SKN |
| Stony River | Stony River | SRV |
| Stonybreck | Stonybreck Fair | FIE |
| Stord | Stord | SRP |
| Straatsburg | Straatsburg Entzheim | SXB |
| Stronsay | Stronsay | SOY |
| Strezhevoy | Strzhewoi | SWT |
| Stuttgart | Stuttgart | STR |
| Stuttgart | Stuttgart Municipal | SGT |
| Suavanao | Suavanao | VAO |
| Suceava | Suceava Salcea | SCV |
| Sucre | Sucre | SRE |
| Sudbury | Sudbury | YSB |
| Sukhothai | Sukhothai | THS |
| Sukkur | Sukkur | SKZ |
| Sulaimaniya | Sulaimaniya Intle Suleimaniya | ISU |
| Sullivan Bay | Sullivan Bay | YTG |
| Sumbawa | Sumbawa Brang Bidji | SWQ |
| Sumbawanga | Sumbawanga | SUT |
| Lerwick | Sumburgh Lerwick Tingwall | LWK |
| Sun City Resort | Sun City Resort Pilansberg | NTY |
| Sunchales | Sunchales | NCJ |
| Sundsvall | Sundsvall/Harnosand | SDL |
| Suntar | Suntar Sudureyri | SUY |
| Sunyani | Sunyani | NYI |
| Surakarta | Surakarta Adi Sumarmo | SOC |
| Surat | Surat | STV |
| Surigao | Surigao | SUG |
| Suva | Suva Nausori | SUV |
| Suzhou | Suzhou | SZV |
| Sveg | Sveg | EVG |
| Svolvær | Svolvær Helle | SVJ |
| Swansea | Swansea Fairwood Comm | SWS |
| Sydney | Sydney | YQY |
| Sydney | Sydney Kingsford Smith | SYD |
| Syktyvkar | Syktyvkar | SCW |
| Sylhet | Sylhet Osmani Intl | ZYL |
| Sylt | Sylt Westerland | GWT |
| Syracuse | Syracuse Hancock Internationaal | SYR |
| Szczecin | Szczecin Goleniow | SZZ |
| Szymany | Szymany Olsztyn-Mazury | SZY |
| São Borja | São Borja Joao Manoel | JBS |
| São Carlos | São Carlos Mario Pereira Lopes | QSC |
| Sao Filipe | São Filipe | SFL |
| São Gabriel da Cachoeira | São Gabriel da Cachoeira Da Cachoeira | SJL |
| São José do Rio Preto | São José do Rio Preto | SJP |
| São José dos Campos | São José dos Campos | SJK |
| São Luís | São Luís Mal. Cunha Machado | SLZ |
| São Paulo | São Paulo Guarulhos Intl | GRU |
| São Paulo | São Paulo Viracopos | VCP |
| São Raimundo Nonato | São Raimundo Nonato Serra da Capivara | NSR |
| Sälen | Sälen Scandinavian Mountains | SCR |
| Sørvágur | Sørvágur Vágar | FAE |
| Tabatinga | Tabatinga Internationaal | TBT |
| Tabora | Tabora | TBO |
| Tabubil | Tabubil | TBG |
| Tabuk | Tabuk | TUU |
| Tacheng | Tacheng | TCG |
| Tachilek | Tachilek | THL |
| Tacloban City | Tacloban City Daniel Z. Romualdez | TAC |
| Tacna | Tacna | TCQ |
| Tadoule Lake | Tadoule Lake | XTL |
| Tahuna | Tahuna Naha | NAH |
| Taichung | Taichung | RMQ |
| Taif | Taif | TIF |
| Tainan | Tainan | TNN |
| Taipei | Taipei Sung Shan | TSA |
| Taipei | Taipei Taiwan Taoyuan Internationaal | TPE |
| Taitung | Taitung | TTT |
| Taiyuan | Taiyuan | TYN |
| Taizhou | Taizhou Luqiao | HYN |
| Takaka | Takaka | KTF |
| Takamatsu | Takamatsu | TAK |
| Takapoto | Takapoto | TKP |
| Takaroa | Takaroa | TKX |
| Takoradi | Takoradi | TKD |
| Talakan | Talakan | TLK |
| Talara | Talara | TYL |
| Tallahassee | Tallahassee Municipal | TLH |
| Tallinn | Tallinn Lennart Meri | TLL |
| Taloyoak | Taloyoak | YYH |
| Tam Ky | Tam Ky Chu Lai Intl | VCL |
| Tamale | Tamale | TML |
| Tamanrasset | Tamanrasset Aguemar | TMR |
| Tamarindo | Tamarindo | TNO |
| Tambolaka | Tambolaka | TMC |
| Tambor | Tambor | TMU |
| Tambov | Tambov | TBW |
| Tamchy | Tamchy Issyk-Kul Intl | IKU |
| Tame | Tame | TME |
| Tampa | Tampa Internationaal | TPA |
| Tampa | Tampa St. Petersburg | PIE |
| Tampere | Tampere-Pirkkala | TMP |
| Tampico | Tampico | TAM |
| Tamuning | Tamuning A.B. Won Pat Internationaal | GUM |
| Tamworth | Tamworth | TMW |
| Tan-Tan | Tan-Tan Plage Blanche | TTA |
| Tanana | Tanana | TAL |
| Tandag | Tandag | TDG |
| Tandil | Tandil | TDL |
| Tanga | Tanga | TGT |
| Tanger | Tanger Intle Ibn Batouta | TNG |
| Tangshan | Tangshan Sannuhe | TVS |
| Tanjung Pendan | Tanjung Pendan Buluh Tumbang / H.A.S. Hanandjoeddin | TJQ |
| Tanjung Pinang | Tanjung Pinang Raja Haji Fisabilillah | TNJ |
| Tanjung Redeb | Tanjung Redeb Kalimarau | BEJ |
| Tanjung Selor | Tanjung Selor | TJS |
| Tanjung Warukin | Tanjung Warukin | TJG |
| Tanna | Tanna | TAH |
| Taos | Taos | TSM |
| Tapachula | Tapachula Internationaal | TAP |
| Tarakan | Tarakan Juwata | TRK |
| Tarama | Tarama | TRA |
| Tarapacá | Tarapacá | TCD |
| Tarapoto | Tarapoto | TPP |
| Taraz | Taraz Zhambyl | DMB |
| Taree | Taree | TRO |
| Tari | Tari | TIZ |
| Tarija | Tarija | TJA |
| Tarko-Sale | Tarko-Sale | TQL |
| Tarsus | Tarsus Cukurova Intl | COV |
| Tartu | Tartu | TAY |
| Tasiilaq | Tasiilaq | AGM |
| Tasiujaq | Tasiujuaq | YTQ |
| Tasjkent | Tasjkent Vostochny | TAS |
| Taupo | Taupo | TUO |
| Tauranga | Tauranga | TRG |
| Taveuni Island | Taveuni Island Matei | TVU |
| Tawau | Tawau | TWU |
| Tbessa | Tbessa | TEE |
| Tbilisi | Tbilisi | TBS |
| Tefé | Tefé | TFF |
| Tegucigalpa | Tegucigalpa Toncontin | TGU |
| Teixeira de Freitas | Teixeira de Freitas | TXF |
| Tekirdağ | Tekirdağ Corlu | TEQ |
| Tel Aviv | Tel Aviv Ben Gurion Internationaal | TLV |
| Teller | Teller | TLA |
| Telluride | Telluride | TEX |
| Temae | Temae | MOZ |
| Tembagapura | Tembagapura Mozes Kilangin - Timika | TIM |
| Temuco | Temuco | ZCO |
| Tena | Tena Jumandy | TNW |
| Tenakee Springs | Tenakee Springs | TKE |
| Tepic | Tepic | TPQ |
| Teresina | Teresina | THE |
| Termas de Rio Hondo | Termas de Rio Hondo | RHD |
| Termez | Termez | TMJ |
| Ternate | Ternate Sultan Babullah | TTE |
| Terrace | Terrace | YXT |
| Tete | Tete Matunda | TET |
| Tête-à-la-Baleine | Tete-a-La-Baleine | ZTB |
| Teterboro | Teterboro | TEB |
| Texarkana | Texarkana | TXK |
| Tezpur | Tezpur Salonibari | TEZ |
| Thal | Thal St Gallen-Altenrhein | ACH |
| Thandwe | Thandwe | SNW |
| Thanh Hóa | Thanh Hóa Tho Xuan | THD |
| Thargomindah | Thargomindah | XTG |
| The Bight | The Bight | TBI |
| The Pas | The Pas | YQD |
| The Valley | The Valley Wallblake Intl | AXA |
| Thera | Thera Santorini | JTR |
| Thessaloniki | Thessaloniki Makedonia | SKG |
| Thief River Falls | Thief River Falls | TVF |
| Thimarafushi | Thimarafushi | TMF |
| Thompson | Thompson | YTH |
| Thorne Bay | Thorne Bay | KTB |
| Thunder Bay | Thunder Bay | YQT |
| Tiakur | Tiakur Jos Orno Imsula | JIO |
| Tianjin | Tianjin | TSN |
| Tianshui | Tianshui Maijishan | THQ |
| Tiaret | Tiaret Bouchekif | TID |
| Tijuana | Tijuana Rodriguez | TIJ |
| Tikehau | Tikehau | TIH |
| Tiksi | Tiksi | IKS |
| Timaru | Timaru | TIU |
| Timimoun | Timimoun | TMX |
| Timişoara | Timisoara | TSR |
| Timmins | Timmins | YTS |
| Tin City | Tin City | TNC |
| Tindouf | Tindouf | TIN |
| Tingo María | Tingo Maria | TGI |
| Tioman Island | Tioman Island | TOD |
| Tiputa | Tiputa Rangiroa | RGI |
| Tirana | Tirana | TIA |
| Tîrgu Mureş | Tirgu Mures | TGM |
| Tirinkot | Tirinkot | TII |
| Tiruchirappalli | Tiruchirappalli Civil | TRZ |
| Tirupati | Tirupati | TIR |
| Tivat | Tivat | TIV |
| Tjoemen | Tjoemen | TJM |
| Tlemcen | Tlemcen Zenata | TLM |
| Toamasina | Toamasina Tamatave | TMM |
| Tobolsk | Tobolsk Remezov | RMZ |
| Tofino | Tofino | YAZ |
| Togiak | Togiak Village | TOG |
| Tok | Tok | TKJ |
| Tokat | Tokat | TJK |
| Tokio | Tokio Haneda | HND |
| Tokio | Tokio Narita | NRT |
| Toksook Bay | Toksook Bay | OOK |
| Tokunoshima | Tokunoshima | TKN |
| Tokushima | Tokushima | TKS |
| Tolanaro | Tolanaro Marillac | FTU |
| Toledo | Toledo | TOW |
| Toledo | Toledo Express | TOL |
| Tolitoli | Tolitoli | TLI |
| Tom Price | Tom Price Boolgeeda | OCM |
| Tomsk | Tomsk Bogashevo | TOF |
| Tonghua | Tonghua Liuhe | TNH |
| Tongliao | Tongliao | TGO |
| Tongoa | Tongoa | TGH |
| Tongren | Tongren | TEN |
| Toowoomba | Toowoomba Brisbane West Wellcamp | WTB |
| Toronto | Toronto Island | YTZ |
| Toronto | Toronto Pearson Internationaal | YYZ |
| Toronto | Toronto Regio van Waterloo Internationaal | YKF |
| Torres | Torres Airstrip | TOH |
| Torreón | Torreón | TRC |
| Torsby | Torsby | TYF |
| Tortuguero | Tortuquero | TTQ |
| Tottori | Tottori | TTJ |
| Touggourt | Touggourt | TGR |
| Touho | Touho | TOU |
| Toulon | Toulon Hyeres | TLN |
| Toulouse | Toulouse-Blagnac | TLS |
| Tours | Tours St Symphorien | TUF |
| Townsville | Townsville | TSV |
| Toyama | Toyama | TOY |
| Toyooka | Toyooka Tajima | TJH |
| Tozeur | Tozeur | TOE |
| Trabzon | Trabzon | TZX |
| Trail | Trail | YZZ |
| Trang | Trang | TST |
| Trapani | Trapani Birgi | TPS |
| Trat | Trat | TDX |
| Traverse City | Traverse City Cherry Capital | TVC |
| Treasure Cay | Treasure Cay | TCB |
| Trelew | Trelew | REL |
| Trenton | Trenton-Mercer | TTN |
| Trincomalee | Trincomalee China Bay | TRR |
| Trinidad | Trinidad | TDD |
| Trivandrum | Trivandrum Thiruvananthapuram | TRV |
| Triëst | Triëst Ronchi dei Legionari | TRS |
| Trollhättan | Trollhättan | THN |
| Trombetas | Trombetas | TMT |
| Trompeteros | Trompeteros | TDP |
| Tromsø | Tromsø | TOS |
| Trondheim | Trondheim Værnes | TRD |
| Trujillo | Trujillo | TRU |
| Truk | Truk | TKK |
| Três Lagoas | Três Lagoas Plínio Alarcon | TJL |
| Tsjeljabinsk | Tsjeljabinsk Chelyabinsk | CEK |
| Tsjerepovets | Tsjerepovets | CEE |
| Tsjernivtsi | Tsjernivtsi Chernovtsy | CWC |
| Tsjoengking | Tsjoengking Chongqing Wushan | WSK |
| Tsjoengking | Tsjoengking Chongqing Xiannvshan | CQW |
| Tsjoengking | Tsjoengking Jiangbei Intl | CKG |
| Tsjoengking | Tsjoengking Wanxian | WXN |
| Tsjoengking | Tsjoengking Wulingshan | JIQ |
| Tsushima | Tsushima | TSJ |
| Tubuai | Tubuai | TUB |
| Tucson | Tucson Internationaal | TUS |
| Tucuruí | Tucurui | TUR |
| Tufi | Tufi | TFI |
| Tuguegarao City | Tuguegarao City | TUG |
| Tuktoyaktuk | Tuktoyaktuk | YUB |
| Toliara | Tulear | TLE |
| Tulita | Tulita | ZFN |
| Tulsa | Tulsa Internationaal | TUL |
| Tuluksak | Tuluksak | TLT |
| Tulum | Tulum Intl | TQO |
| Tumaco | Tumaco La Florida | TCO |
| Tumbes | Tumbes | TBP |
| Tumling Tar | Tumling Tar | TMI |
| Tumxuk | Tumxuk Tangwangcheng | TWC |
| Tunis | Tunis-Carthage | TUN |
| Tuntutuliak | Tuntutuliak | WTL |
| Tununak | Tununak | TNK |
| Tupelo | Tupelo Lemons Municipal | TUP |
| Turaif | Turaif | TUI |
| Turbat | Turbat | TUK |
| Tureira | Tureira | ZTA |
| Turijn | Turijn | TRN |
| Turkestan (Ongtüstik) | Turkestan (Ongtüstik) Hazret Sultan Intl | HSA |
| Turkmenabad | Turkmenabad | CRZ |
| Turku | Turku | TKU |
| Turpan | Turpan Jiaohe | TLQ |
| Turukhansk | Turukhansk | THX |
| Tuticorin | Tuticorin | TCR |
| Tuxtla Gutiérrez | Tuxtla Gutiérrez Ángel Albino Corzo | TGZ |
| Tuy Hoa | Tuy Hoa | TBB |
| Tuzla | Tuzla Internationaal | TZL |
| New Haven | Tweed-New Haven | HVN |
| Twin Falls | Twin Falls Joslin | TWF |
| Tyler | Tyler Pounds Field | TYR |
| Tétouan | Tétouan Sania Ramel | TTU |
| Türkmenbaşy | Türkmenbaşy Turkmanbashi | KRW |
| Ua Huka | Ua Huka | UAH |
| Ua Pou | Ua Pou | UAP |
| Ube | Ube | UBJ |
| Uberaba | Uberaba | UBA |
| Uberlândia | Uberlândia Eduardo Gomes | UDI |
| Ubon Ratchathani | Ubon Ratchathani | UBP |
| Udaipur | Udaipur Dabok | UDR |
| Udon Thani | Udon Thani | UTH |
| Oefa | Ufa | UFA |
| Ugashik | Ugashik Vance Brand | VBM |
| Ukunda | Ukunda | UKA |
| Ulaanbaatar | Ulaanbaatar Buyant Ukhaa | ULN |
| Ulaanbaatar | Ulaanbaatar Dzjengis Khan | UBN |
| Ulaangom | Ulaangom | ULO |
| Oelan-Oede | Ulan-Ude | UUD |
| Ulunqab | Ulanqab | UCB |
| Ulawa Island | Ulawa Island Arona | RNA |
| Ulei | Ulei | ULB |
| Uliastai | Uliastai | ULZ |
| Ulsan | Ulsan | USN |
| Ulukhaktok | Ulukhaktok Holman | YHI |
| Ulundi | Ulundi | ULD |
| Ulyanovsk | Ulyanovsk | ULY |
| Ulyanovsk | Ulyanovsk Baratayevka | ULV |
| Umeå | Umea | UME |
| Umiujaq | Umiujaq | YUD |
| Una | Una-Comandatuba | UNA |
| Unalakleet | Unalakleet | UNK |
| União da Vitória | Uniao da Vitoria | UVI |
| Union | Union County | USC |
| Upernavik | Upernavik | JUV |
| Upington | Upington | UTN |
| Upper Kalskag | Upper Kalskag | KLG |
| Uraj | Uraj | URJ |
| Urengoy | Urengoy | UEN |
| Urgench | Urgench | UGC |
| Uruapan del Progreso | Uruapan del Progreso | UPN |
| Uruguaiana | Uruguaiana Ruben Berta | URG |
| Ürümqi | Urumqi | URC |
| Uşak | Usak | USQ |
| Üsharal | Usharal | USJ |
| Ushuaia | Ushuaia Malvinas Argentinas | USH |
| Ust-Kamenogorsk | Ust-Kamenogorsk | UKK |
| Ust-Kut | Ust-Kut | UKX |
| Ust-Kuyga | Ust-Kuyga | UKG |
| Ust-Maya | Ust-Maya | UMS |
| Oest-Nera | Ust-Nera | USR |
| Ust-Tsilma | Ust-Tsilma | UTS |
| Ustupo | Ustupo Ustupu-Ogobsucum | OGM |
| Rayong | Utapao Rayong Pattaya | UTP |
| Kaimana | Utarom Kaimana | KNG |
| Utila | Utila | UII |
| Uummannaq | Uummannaq | UMD |
| Uyo | Uyo Akwa Ibom Intl | QUO |
| Uyuni | Uyuni Joya Andina | UYU |
| Vaasa | Vaasa | VAA |
| Vadodara | Vadodara | BDQ |
| Vadsø | Vadso | VDS |
| Vail | Vail Eagle County | EGE |
| Vaitape | Vaitape Motu-Mute | BOB |
| Val-d'Or | Val D'Or | YVO |
| Valdez | Valdez | VDZ |
| Valdivia | Valdivia Pichoy | ZAL |
| Valdosta | Valdosta Regional | VLD |
| Valence | Valence Chabeuil | VAF |
| Valencia | Valencia | VLC |
| Valencia | Valencia | VLN |
| Valença | Valença | VAL |
| Valera | Valera Carvajal | VLV |
| Valesdir | Valesdir | VLS |
| Valladolid | Valladolid | VLL |
| Valledupar | Valledupar | VUP |
| Valparaiso | Valparaiso Destin-Ft Walton Beach | VPS |
| Valverde Hierro | Valverde Hierro | VDE |
| Van | Van | VAN |
| Auckland | van Auckland | AKL |
| Christchurch | van Christchurch | CHC |
| Vancouver | Vancouver Coal Harbour | CXH |
| Vancouver | Vancouver Intl | YVR |
| Vanimo | Vanimo | VAI |
| Vanua Balavu Island | Vanua Balavu Island Vanuabalavu | VBV |
| Varadero | Varadero Juan Gualberto Gomez | VRA |
| Varandey | Varandey | VRI |
| Vardø | Vardoe Lufthaun | VAW |
| Varginha | Varginha Trompowsky | VAG |
| Varna | Varna | VAR |
| Vasco da Gama | Vasco da Gama Goa Intl | GOI |
| Vava'u | Vava'u Lupepau'U | VAV |
| Växjö | Vaxjo | VXO |
| Velas | Velas Sao Jorge Island | SJZ |
| Veliky Ustyug | Veliky Ustyug Veliki Oestjoeg | VUS |
| Venetie | Venetie | VEE |
| Venetië | Venetië Marco Polo | VCE |
| Venetië | Venetië-Treviso | TSF |
| Veracruz Llave | Veracruz Llave Las Bajadas | VER |
| Verkhnevilyuysk | Verkhnevilyuysk | VHV |
| Vernal | Vernal Regional | VEL |
| Vero Beach | Vero Beach Municipal | VRB |
| Verona | Verona | VRN |
| Victoria | Victoria | VCT |
| Victoria Falls | Victoria Falls | VFA |
| Victoria | Victoria Inner Harbour Seaplane Base | YWH |
| Victoria | Victoria Internationaal | YYJ |
| Victoria | Victoria Seychelles Internationaal | SEZ |
| Victorville | Victorville Southern California Logistics | VCV |
| Vidyanagar | Vidyanagar Jindal Vijaynagar | VDY |
| Viedma | Viedma | VDM |
| Vientiane | Vientiane Wattay | VTE |
| Vieques | Vieques | VQS |
| Vieste | Vieste | VIF |
| Vigo | Vigo | VGO |
| Vijayawada | Vijayawada | VGA |
| Vila do Maio | Vila Do Maio | MMO |
| Vila do Porto | Vila do Porto Santa Maria | SMA |
| Vilanculos | Vilanculos | VNX |
| Vilhelmina Sagadal | Vilhelmina Sagadal | VHM |
| Vilhena | Vilhena Brigadeiro Camarao | BVH |
| Viligili | Viligili Kooddoo | GKK |
| Viljoejsk | Viljoejsk Vilyuisk | VYI |
| Villa de Merlo | Villa de Merlo Valle Del Conlara | RLO |
| Villa Mercedes | Villa Mercedes | VME |
| Villagarzón | Villagarzon | VGZ |
| Village Bay | Village Bay Miners Bay | YAV |
| Villahermosa | Villahermosa | VSA |
| Villavicencio | Villavicencio La Vanguardia | VVC |
| Vilnius | Vilnius | VNO |
| Vinh City | Vinh City | VII |
| Vinnytsja | Vinnytsja Havryshivka Intl | VIN |
| Virac | Virac | VRC |
| Virgin Gorda | Virgin Gorda | VIJ |
| Visalia | Visalia | VIS |
| Visby | Visby | VBY |
| Vishakhapatnam | Vishakhapatnam | VTZ |
| Vitória da Conquista | Vitoria Da Conquista | VDC |
| Vitoria-Gasteiz | Vitoria-Gasteiz | VIT |
| Vitória | Vitória Eurico Sales | VIX |
| Vladikavkaz | Vladikavkaz | OGZ |
| Vladivostok | Vladivostok | VVO |
| Eindhoven | Vliegbasis Eindhoven | EIN |
| Wolgograd | Volgograd | VOG |
| Vologda | Vologda | VGD |
| Volos | Volos Nea Anchialos | VOL |
| Vopnafjordur | Vopnafjordur | VPN |
| Vorkoeta | Vorkoeta | VKT |
| Voronezj | Voronezh | VOZ |
| Város | Város Limnos | LXS |
| Wa | Wa | WZA |
| Wabush | Wabush | YWK |
| Waco | Waco | ACT |
| Wadi Ad Dawasir | Wadi Ad Dawasir | WAE |
| Wadomari | Wadomari Okino Erabu | OKE |
| Wagga Wagga | Wagga Wagga Forrest Hill | WGA |
| Waimea (Big Island) | Waimea (Big Island) Waimea Kohala | MUE |
| Waingapu | Waingapu | WGP |
| Wainwright | Wainwright | AIN |
| Wajima | Wajima Noto | NTQ |
| Wajir | Wajir | WJR |
| Wakkanai | Wakkanai | WKJ |
| Walaha | Walaha | WLH |
| Wales | Wales | WAA |
| Walgett | Walgett | WGE |
| Walla Walla | Walla Walla | ALW |
| Walvisbaai | Walvisbaai Rooikop | WVB |
| Wamena | Wamena | WMX |
| Whanganui | Wanganui | WAG |
| Wangi-Wangi | Wangi-Wangi Matahora | WNI |
| Wapenamanda | Wapenamanda | WBM |
| Warri | Warri | QRW |
| Warrnambool | Warrnambool | WMB |
| Radom | Warsaw Radom | RDO |
| Warschau | Warschau Frédéric Chopin | WAW |
| Warschau | Warschau Modlin | WMI |
| Washington D.C. | Washington D.C. Dulles Internationaal | IAD |
| Washington D.C. | Washington D.C. Ronald Reagan | DCA |
| Waskaganish | Waskaganish | YKQ |
| Waterfall | Waterfall | KWF |
| Waterford | Waterford | WAT |
| Waterloo | Waterloo | ALO |
| Watertown | Watertown | ART |
| Watertown | Watertown | ATY |
| Wau | Wau | WUU |
| Wausau | Wausau Centraal Wisconsin | CWA |
| Weifang | Weifang | WEF |
| Weihai | Weihai | WEH |
| Weipa | Weipa | WEI |
| Wekweti | Wekweti Snare Lake | YFJ |
| Weligatta | Weligatta Weerawila | WRZ |
| Wellington | Wellington | WLG |
| Wemindji | Wemindji | YNC |
| Wenatchee | Wenatchee | EAT |
| Wenen | Wenen Wien-Schwechat | VIE |
| Wenshan | Wenshan Puzhehei | WNH |
| Wenzhou | Wenzhou | WNZ |
| West Angelas | West Angelas | WLP |
| West Palm Beach | West Palm Beach Internationaal | PBI |
| West Point | West Point Village SPB | KWP |
| West Tisbury | West Tisbury Martha's Vineyard | MVY |
| West Yellowstone | West Yellowstone | WYS |
| Westport | Westport | WSZ |
| Westray | Westray | WRY |
| West Sound | Westsound | WSX |
| Wewak | Wewak | WWK |
| Whatì | Wha Ti | YLE |
| Whakatane | Whakatane | WHK |
| Whale Cove | Whale Cove | YXN |
| Whale Pass | Whale Pass | WWP |
| Whangarei | Whangarei | WRE |
| White Mountain | White Mountain | WMO |
| White Plains | White Plains Westchester County | HPN |
| Whitehorse | Whitehorse | YXY |
| Whitianga | Whitianga | WTZ |
| Whyalla | Whyalla | WYA |
| Wichita | Wichita Beech | BEC |
| Wichita | Wichita Eisenhower National | ICT |
| Wichita Falls | Wichita Falls Sheppard AFB | SPS |
| Wick | Wick | WIC |
| Wilcannia | Wilcannia | WIO |
| Willemstad | Willemstad Hato | CUR |
| Williams Lake | Williams Lake | YWL |
| Williamsport | Williamsport Lycoming County | IPT |
| Williston | Williston Basin Intl | XWA |
| Wilmington | Wilmington New Hanover County | ILM |
| Windhoek | Windhoek Eros | ERS |
| Windhoek | Windhoek Hosea Kutako Internationaal | WDH |
| Windorah | Windorah | WNR |
| Windsor | Windsor | YQG |
| Winnipeg | Winnipeg | YWG |
| Winston-Salem | Winston-Salem Smith-Reynolds | INT |
| Winton | Winton | WIN |
| Wolf Point | Wolf Point Internationaal | OLF |
| Wonju | WonJu | WJU |
| Worcester | Worcester | ORH |
| Worland | Worland | WRL |
| Wrangell | Wrangell SPB | WRG |
| Wrocław | Wrocław-Copernicus | WRO |
| Wu Hai | Wu Hai | WUA |
| Wuhu | Wuhu Xuanzhou | WHA |
| Wuxi | Wuxi | WUX |
| Wuzhou | Wuzhou Changzhoudao | WUZ |
| Xalapa de Enríquez | Xalapa de Enríquez Jalapa | JAL |
| Xi'an | Xi'an Xi An Xianyang | XIY |
| Xiamen | Xiamen Gaoqi Intl | XMN |
| Xiangfan | Xiangfan | XFN |
| Xiangxi | Xiangxi Biancheng | DXJ |
| Xilinhot | Xilinhot | XIL |
| Xilinhot | Xilinhot Saiwusu Intl | ERL |
| Xining | Xining Caojiabao | XNN |
| Xishuangbanna | Xishuangbanna Gasa | JHG |
| Xuzhou | Xuzhou | XUZ |
| Yakima | Yakima Air Terminal | YKM |
| Yakushima | Yakushima | KUM |
| Yakutat | Yakutat | YAK |
| Yakutsk | Yakutsk | YKS |
| Yamagata | Yamagata Junmachi | GAJ |
| Yan’an | Yan'An | ENY |
| Yanbian | Yanbian Yanji Chaoyangchuan | YNJ |
| Yanbu | Yanbu | YNB |
| Yancheng | Yancheng | YNZ |
| Yangyang | Yangyang Intl | YNY |
| Yangzhou | Yangzhou Taizhou | YTY |
| Yantai | Yantai Penglai Intl | YNT |
| Yaoundé | Yaoundé Nsimalen | NSI |
| Yap | Yap | YAP |
| Yaroslavl | Yaroslavl | IAR |
| Yellowknife | Yellowknife | YZF |
| Yeosu | Yeosu | RSU |
| Yibin | Yibin | YBP |
| Yichang | Yichang | YIH |
| Yichun | Yichun Lindu | LDS |
| Yichun | Yichun Mingyueshan Air | YIC |
| Yinchuan | Yinchuan Hedong | INC |
| Yola | Yola | YOL |
| Yonago | Yonago Miho | YGJ |
| Yonaguni | Yonaguni | OGN |
| Yongzhou | Yongzhou Ling Ling | LLF |
| York Landing | York Landing | ZAC |
| Yoron | Yoronjima | RNJ |
| Youngstown | Youngstown | YNG |
| Yueyang | Yueyang Sanhe | YYA |
| Yulara | Yulara Ayers Rock Connellan | AYQ |
| Yulin | Yulin | UYN |
| Yuma | Yuma Internationaal | YUM |
| Yuncheng | Yun Cheng | YCU |
| Yurimaguas | Yurimaguas | YMS |
| Yushu | Yushu Batang | YUS |
| Zacatecas | Zacatecas La Calera | ZCL |
| Zachar Bay | Zachar Bay Amook | AOS |
| Zachar Bay | Zachar Bay SPB | KZB |
| Zadar | Zadar | ZAD |
| Zagora | Zagora | OZG |
| Zagreb | Zagreb | ZAG |
| Zaisan | Zaisan | SZI |
| Zakynthos | Zakynthos Dionsios Salomos | ZTH |
| Zamboanga | Zamboanga Internationaal | ZAM |
| Zanzibar | Zanzibar Intl | ZNZ |
| Zaporozhye | Zaporozhye Zaporizhia Intl | OZH |
| Zaragoza | Zaragoza | ZAZ |
| Zaranj | Zaranj | ZAJ |
| Zhangjiajie | Zhangjiajie Dayong | DYG |
| Zhangjiakou | Zhangjiakou | ZQZ |
| Zhangye | Zhangye Ganzhou | YZY |
| Zhanjiang | Zhanjiang | ZHA |
| Zhaotong | Zhaotong | ZAT |
| Zhengzhou | Zhengzhou | CGO |
| Zhezkazgan | Zhezhazgan | DZN |
| Zhigansk | Zhigansk | ZIX |
| Zhob | Zhob | PZH |
| Zhongwei | Zhongwei Xiangshan | ZHY |
| Zhoushan | Zhoushan | HSN |
| Zhuhai | Zhuhai | ZUH |
| Zielona Góra | Zielona Góra | IEG |
| Ziguinchor | Ziguinchor | ZIG |
| Zinder | Zinder | ZND |
| Zonalnoye | Zonalnoye | ZZO |
| Zonguldak | Zonguldak | ONQ |
| Zouérat | Zouerate | OUZ |
| Zuid-Tarawa | Zuid-Tarawa Bonriki | TRW |
| Zunyi | Zunyi | ZYI |
| Zunyi | Zunyi Maotai | WMT |
| Zyryanka | Zyryanka | ZKP |
| Zürich | Zürich | ZRH |
| Ängelholm | Ängelholm Helsingborg Angelholm | AGH |
| Ålesund | Ålesund, Vigra | AES |
| Östersund | Åre Östersund | OSD |
| Århus | Århus Aarhus Lufthavn | AAR |
| Épinal | Épinal | EPL |
| Örebro | Örebro Orebro-Bofors | ORB |
| Örnsköldsvik | Örnsköldsvik | OER |
| Şırnak | Şırnak Sirnak Serafettin Elci | NKT |
