航空公司二字代码11A: 西班牙艾玛迪斯全球旅游分销系统公司(Amadeus Global Travel Distribution)1B: 新加坡环亚旅游资讯系统有限公司(Abacus International)1C: EDS Information Business (瑞士)1D: Radixx Solutions International (美国)1E: 中国民航信息网络股份有限公司(Travelsky Technology)1F: INFINI Travel Information (日本)1G: 美国伽利略国际公司(美国)1H: Siren-Travel (俄罗斯)1I: Netjets Aviation(Execjet, 美国)Deutsche Rettungsflugwacht(Civil Air Ambulance, 德国)Nova Airlines(Navigator, 瑞典)Sky Trek International Airlines(Phazer, 美国)Sierra Nevada Airlines(美国)Pegasus Hava Tasimaciligi(Sunturk, 土耳其)1J: 爱克森斯国际科技有限公司(日本)1K: Sutra (美国), Southern Cross Distribution (澳大利亚)1L: Open Skies (美国)1M: JSC Transport Automated Information Systems (TAIS) (俄罗斯)1N: Navitaire (美国)1P: WorldSpan (美国)1Q: Sirena (俄罗斯)1R: Hainan Phoenix Information Systems (中国)1S: Sabre (美国)1T: 1Time Airline (南非)1U: Polyot Sirena (俄罗斯)1V: Galileo International (美国)1Y: Electronic Data Systems Corporation (美国)1Z: Sabre Pacific (澳大利亚)22A: Deutsche Bahn AG (Germany)2H: Thalys （中文译作大力士或称西北高速列车，Belgium, France, Germany, Netherlands）2L: Helvetic Airways2P: Air Philippines (Philippines)2U: Atlas International Airways2V: Amtrak (USA)2Z: 中国长安航空公司33J: Zip (Canada)3K: Jetstar Asia3Q: 中国云南航空公司3U: 中国四川航空公司44A: Air Kiribati4D: Air Sinai4G: 中国深圳航空公司4L: Air Astana4R: Hamburg International4U: Germanwings55C: Cargo Air Lines (Israel)5G: Skyservice Airlines (Can)5J: 宿雾航空(Philippines)5L: Aerosur (Bolivia)5P: Skyeurope Airlines Hungary5T: Canadian North (Canada)5W: Astraeus (UK)5X: United Parcel Service66P: Club Air (ITA)6U: Air Ukraine6W: Saratov77B: Krasnojarsky Airlines7F: First Air7K: Kogalymavia Air Company7L: Sun d'Or International Airlines88A: Atlas Blue8B: Caribbean Star Airlines8C: Air Transport International/Horizon8D: Expo Aviation/Servant Air/Astair8E: Bering Air8F: Fischer Air8G: Angel Airlines8H: Heli France8I: Myway Airlines (-Italy)8J: Komiinteravia8L: Cargo Plus Aviation/Redhill Aviation8M: Myanmar Airways International/Maxair8N: Nordkalottflyg AB8O: West Coast Air8P: Pacific Coastal Airlines8Q: Onur Air Tasimacilik/Baker Aviation8R: Transporte Aereo Regional do Interior Paulista/Edelweiss Air8S: Scorpio Aviation8T: Air Tindi8U: Afriqiyah Airways8V: Wright Air Service8W: BAX Global8Y: Air Burundi8Z: Linea Aerea de Servicio Ejecutivo Regional99D: Perm Airlines9E: Pinnacle Airlines9I: Thai Sky Airlines9R: 布吉航空9U: 摩尔多瓦航空9W: Jet AirwaysAA2: Cielos del Peru (Argentina)A3: Aegean Airways (Greece)A4: Southern Winds (Argentina)A5: Airlinair (France)A6: Air Alps Aviation (Austria)A7: Air Comet (Spain)A8: Benin Golf Air (Benin)A9: Airzena Georgian Airlines (Georgia)AA: 美国航空公司(美国)AB: Air Berlin (Germany)AC: 加拿大航空公司(加拿大)AD: Air Paradise (Indonesia)AE: 华信航空公司(台湾)AF: 法国航空公司(法国)AG: Air Contractors (Ireland)AH: Air Algerie (Algeria)AI: 印度航空公司(印度)AJ: Aero Contractors Company of Nigeria (Nigeria)AK: Air Asia (Malaysia)AL: Skyway Airlines/Midwest Connect (United States), Transaviaexport Cargo Airline (Belarus) AM: 墨西哥航空公司(墨西哥)AN: Ansett Australia (Australia, now defunct)AP: Air One (Italy)AQ: 阿罗哈航空公司(美国)AR: 阿根廷航空公司(阿根廷)AS: 阿拉斯加航空公司(美国)AT: 摩洛哥皇家航空公司(摩洛哥)AU: Austral Lineas Aereas-Cielos del Sur (Argentina)AV: Avianca (Aerovias Nacionales de Colombia) (Colombia)AW: Schreiner Airways (Netherlands), Dirgantara Air Services (Indonesia)AX: Trans State Airlines/American Connection (USA)AY: Finnair (Finland)AZ: Alitalia (Italy)BB2: Belavia (Belarus)B3: Beliview Airlines (Nigeria)B4: B.A.C.H. Flugbetriebs (Germany), Bankair (United States)B5: Amadeus Flugdienst (Germany)B6: 捷蓝航空(美国)B7: 立荣航空(台湾)B8: Eritrean Airways (Eritrea)B9: Iran Air Tours (Iran), Air Bangladesh (Bangladesh)BA: 英国航空(联合王国)BB: Seaborne Airlines (United States)BC: Skymark Airlines (Japan)BD: 英伦航空(bmi) (联合王国)BE: Jersey European Airways/Flybe (United Kingdom)BF: Bluebird Cargo (Iceland), Aero-Service (Colombia)BG: Biman Bangladesh Airlines (Bangladesh)BH: Hawkair Aviation Services (Canada)BI: 文莱皇家航空(文莱)BJ: Nouvelair Tunisia (Tunisia)BK: Potomac Air (United States)BL: 越南太平洋航空(越南)BM: Bayu Indonesia Air (Indonesia), Air Sicilia (Italy)BN: Forward Air International Airlines (United States), Braniff International Airways (USA) defunct, Horizon Airlines AustraliaBO: Bouraq Indonesia Airlines (Indonesia)BP: Air Botswana (Botswana)BQ: Aeromar Airlines (Dominican Republic)BR: 长荣航空(台湾)BS: British International Helicopters (United Kingdom)BT: Air Baltic (Latvia)BU: (formerly) Braathens (Norway), merged into Scandinavian Airlines and now using designator SKBW: British West Indian Airways (Trinidad and Tobago)BX: Coast Air (Norway)BY: Britannia Airways (United Kingdom)BZ: Keystone Air Service (Canada), Blue Dart Aviation (India)CC0: Centralwings (Republic of Poland)C2: Air LuxorC3: Independent CarrierC4: Zimex Aviation LimitedC5: Champlain EnterprisesC6: CanJetC7: Rico Linhas AereasC8: Chicago Express AirlinesC9: Cirrus AirlinesCA: 中国国际航空公司CB: Suckling AirwaysCC: Air Atlanta Icelandic/Macair AirlinesCD: Alliance AirCE: Nationwide Airlines (SA)CF: City AirlineCG: 巴布亚新几内亚航空CH: Bermidji AirlinesCI: 中华航空公司(台湾)CJ: 中国北方航空公司CK: China Cargo AirlinesCL: Lufthansa CityLineCM: Compania Panamena de AviacionCN: Westward Airways/Islands NationairCO: 美国大陆航空(USA)CP: Canadian Airlines International/Canadian Pacific Airlinesdefunct CQ: Sunshine Express AirlinesCR: OAG Worldwide (United Kingdom)CS: Continental Micronesia (No longer used)CU: CubanaCV: Cargolux Airlines InternationalCW: 马绍尔群岛航空CX: 国泰航空CY: 塞浦路斯航空CZ: 中国南方航空公司DD2: Damania AirwaysD5: Nepc AirlinesD6: Inter AirD7: Dinar Lineas AereasD8: Diamond Sakha AirlinesD9: Donavia (Rus.)DA: Air GeorgiaDB: Brit AirDC: Golden AirDD: Conti-Flug, Nok Air (Thailand)DE: Prime Air Inc.DF: CondorDG: Eastern PacificDH: 独立航空/DHLDI: Deutsche BADJ: Virgin Blue (Aus.)DK: Eastland AirDL: 达美航空DM: Maersk (Denmark)DN: Air Exel BelgiqueDO: DominicanaDP: Air 2000DQ: Coastal Air TransportDR: Hyères Aero ServicesDS: Air SenegalDT: TAAG Angola AirlinesDU: Hemus AirDV: Nantucket AirlinesDW: Helicopter ShuttleDX: Danish Air TransportDY: Norwegian Air ShuttleDZ: Air Metro NorthEE2: Edelweiss HoldingsE3: Domodedovo AirlinesE4: Aero Asia International (Pakistan)E5: Samara AirlinesE7: European Aviation Air/Estafeta Carga Aerea E8: ALPI Eagles S.p.A.E9: Boston-Maine AirwaysEA: European Air ExpressEC: Avialeasing AviationED: AirblueEF: 远东航空公司(台湾)EG: 日本亚细亚航空EH: SAETA Sociedad Anónima Ecuatoriana de Transportes AéreosEI: Aer LingusEJ: New England AirlinesEK: 阿联酋国际航空EL: 日空航空EM: Empire Airlines/Aero BeninEN: Air DolomitiEO: Express One International/Hewa Bora AirwaysEP: Iran Aseman AirlinesEQ: TAME (Transportes Aéreos Militares Ecuatorianos); slogan: "La línea aérea del Ecuador" ER: Astar Air CargoES: DHL InternationalET: 埃塞俄比亚航空EU: Ecuatoriana [de Aviación]EV: Atlantic Southeast AirlinesEW: EurowingsEX: Aerolineas Santo DomingoEY: Etihad Airways/Eagle AirEZ: Evergreen International Airlines/Sun Air of ScandinaviaFF6: 中国航空股份有限公司F9: 先锋航空FB: Bulgaria AirFC: Finncomm Airlines (Finland)FD: Thai AirAsiaFG: Ariana Afghan AirlinesFI: IcelandairFJ: Air PacificFL: AirTran AirwaysFM: 中国上海航空公司FQ: Thomas Cook Airlines BelgiumFR: Ryanair / Centre-South (Rus.)FV: Pulkovo Aviation (Russia)FW: Fairinc (Jap.)FX: 联邦快递GG0: Ghana International AirlinesG4: Allegiant Air (United States)G5: Enkor (Rus.)G8: 中国长城航空公司GA: Garuda IndonesiaGB: ABX Air (USA)GC: Gambia International Airlines GE: TransAsia AirwaysGF: Gulf AirGH: Ghana AirwaysGM: 斯洛伐克航空GN: Air GabonGQ: Big Sky Airlines (United States) GT: GB Airways (Spain)GW: Kubun AirlinesHH2: Sky Airline (Chile)H4: 中国海南航空公司H5: Magadan AirlinesH8: DalaviaHA: [[夏威夷航空]HG: NikiHM: Air SeychellesHP: 美西航空HV: Transavia HollandHY: 乌兹别克斯坦航空IIB: IberiaIC: Indian Airlines CorporationIG: Meridiana (Italy)IN: Macedonian AirlinesIR: Iran AirIV: 中国福建航空公司IW: AOM French AirlinesIY: 也门航空(也门)IZ: Arkia Israeli AirlinesJJ2: Azal Azerbaijan AirlinesJ7: Centre-AviaJB: HeliJetJJ: AviogenexJK: SpanairJL: 日本航空JM: Air JamaicaJO: JALwaysJP: Adria AirwaysJQ: JetStarJS: Air KoryoJT: Lion AirJU: Jat AirwaysJW: Arrow Cargo (USA)KKA: 港龙航空KB: Druk Air (Bhutan)KE: 大韩航空(韩国)KF: former Air Botnia Blue1 (Finland)KL: 荷兰皇家航空(KLM) (荷兰)KM: 马耳他航空KQ: 肯尼亚航空KU: 科威特航空KV: Kavminvodyavia (Russia)KW: Kelowna FlightcraftKX: Cayman Airways (Cayman Islands)KZ: 日本货物航空LL4: Lauda ItalyLA: Lan ChileLB: Lloyd Aereo Boliviano (Bolivia)LD: 香港华民航空LG: LuxairLH: 德国汉莎航空LJ: Sierra National Airlines (Liberia)LK: Air LuxorLL: Lineas Aeras Allegro (Mexico)LN: Libyan Arab AirlinesLO: Lot Polish AirlinesLP: LAN PeruLR: Lacsa/TACALS: Channel Express Air Services Ltd. (D.B.A. ) LT: LTU International AirwaysLX: 瑞士航空公司(formerly Crossair)LY: Elal-Israel AirlinesLZ: Balkan Bulgarian AirlinesMMA: MALÉV Hungarian AirlinesMB: MNG Cargo AirlinesMD: Air MadagascarME: Middle East AirlinesMF: 中国厦门航空公司MH: 马来西亚航空MI: SilkairMK: Air Mauritius LtdMM: Euroatlantic AirwaysMP: Martinair HollandMR: Air MauritaniaMS: Egypt AirMT: Thomas Cook Airlines UK MU: 中国东方航空公司MV: Armenian International Airways MX: Mexicana de Aviación (Mexico) MZ: Merpati Nusantara AirlinesNN3: OmskaviaNB: SterlingNE: Skyeurope AirlinesNG: Lauda AirNH: 全日本空输NI: PortugaliaNK: Spirit Airlines (United States) NL: Shaheen (Pakistan)NQ: Air JapanNV: 中日本航空株式会社(JPN) NX: 澳门航空公司NW: 西北航空(美国)NZ: 新西兰航空OOA: 奥林匹亚航空(希腊)OB: Astrahan Airlines (Rus.)OH: Comair (USA)OK: 捷克航空(CSA) (捷克)OM: MIAT (Mongolian Airlines) OO: SkyWestOS: 奥地利航空OU: 克罗的亚航空OV: Estonian AirOW: Executive Airlines (USA) OX: Orient Thai AirlinesOZ: 韩亚航空(韩国)PP2: UTair (Rus.)P7: EastLine (Rus.)PE: Air Europe SPAPG: Bangkok AirwaysPK: 巴基斯坦国际航空PO: Polar (USA)PR: 菲律宾航空PS: 乌克兰国际航空PX: Air NiuginiQQ3: PB Air (Thailand)Q5: 40-Mile Air (USA)QF: 澳洲航空QQ: Alliance Airlines, Reno Air (USA) defunct QR: Qatar AirwaysQS: Travel Service AirlinesQV: Lao AirlinesQX: Horizon Air (USA)QZ: Air Canada Jazz (Canada)RR2: Orenburg Airlines (Rus.)R4: Russia AirlineRA: Royal Nepal Airlines CorporationRB: Syrian Arab AirlinesRC: Atlantic AirwaysRE: Aer ArannRF: Florida West International AirwaysRG: Varig (Brazilian Airlines)RI: Mandala AirlinesRJ: Royal JordanianRQ: Kam Air (Afghanistan)RN: Air HorizonsRO: Tarom Romanian Air TransportSS2: Air Sahara (India)S4: SATA InternationalS7: Siberia AirlinesS9: East African Safari AirSA: 南非航空公司SC: 中国山东航空公司SD: Sudan AirwaysSG: JetsgoSH: FlyMeSJ: Freedom AirSK: 斯堪地那维亚航空SN: SN Brussels AirlinesSQ: 新加坡航空SR: (formerly) SwissairSU: Aeroflot Russian AirlinesSV: Saudi Arabian AirlinesSY: Sun Country AirlinesSZ: 中国西南航空公司TT4: Hellas JetT5: Turkmenistan/AkhalT7: Twin JetT9: TransMerridian Airlines (USA)TA: TACATE: Lithuanian AirlinesTG: 泰国航空InternationalTL: Trans Mediterranean Airways (TMA) TK: Turkish AirlinesTN: Air Tahiti NuiTP: Tap Air PortugalTQ: Tandem AeroTR: Tiger AirwaysTS: Air TransatTT: Air LithuaniaTU: TunisairTX: Air CaraibesTZ: ATA AirlinesUU2: easyJet (UK)/UFS (USA)U5: USA 3000 AirlinesU6: Ural AirlinesU8: ArmaviaU9: Tatarstan JSC AircompanyUA: 联合航空(美国)UB: Myanmar AirwaysUL: Air LankaUM: Air ZimbabweUN: Transaero Airlines (Russia)UO: 港联航空UQ: O'Connor Airlines (Aus)US: 全美航空UU: Air AustralUX: Air Europa Lineas AereasUY: Cameroon AirlinesVV7: Air SenegalV9: Bashkir AirlinesVA: Volare Airlines/VIASA (Venezolana Internacional de Avacion) VD: Air LiberteVF: ValuairVH: Aeropostal (Venezuela)VI: Volga-DneprVN: 越南航空VR: Cape Verde Airlines (TACV)VS: 维珍航空VV: AerosvitVZ: MyTravel Airways (UK)WW2: Canadian Western Airlines (Canada)W3: Flyhy Cargo Airlines (Thailand)W5: Mahan Air (Iran)W6: WizzairW8: Cargojet Airways Ltd. (Canada)W9: Sky Service Bvba (UK), Eastwind Airlines, Inc. (USA)WD: DAS Air CargoWF: WiderøeWH: 中国西北航空公司WK: American Falcon, S.A. (Argentina)WN: Southwest Airlines (USA)WO: World Airways, Inc (USA)WS: WestJet (Canada)WU: 中国武汉航空公司WV: Swe Fly (Sweden)WW: bmibaby Limited (UK)WX: CityJet (Ireland)WY: Oman AirXX0: 中国新疆航空公司X2: 中国新华航空公司X3: Hapag-Lloyd Express (Germany)X5: Afrique AirlinesX7: Chitaavia (Rus.)XF: Vladivostok AviaXJ: Mesaba AirlinesXK: CCM AirlinesXM: J-Air (Jap.)XO: LTE International AirwaysXS: SITA (Fra.)XT: KLM ExelYYK: Air Kibris (Turkish Airlines)YL: Yamal Airlines (Rus.)YM: Montenegro Airlines (SCG)YS: Régional Compagnie Aerienne Européenne YT: Air TogoYV: Mesa Airlines (USA)YW: Air NostrumYX: 中西航空(美国)ZZ2: 中国中原航空公司Z4: Zoom Airlines (Canada)ZA: Astair (Russia)ZE: Líneas Aéreas Azteca (Mexico)ZI: Aigle Azur (France)ZL: Regional ExpressZN: Air BourbonZS: Azzurra AirZU: 塞浦路斯赫利俄斯航空公司(Helios Airways) ZW: 美国威斯康星航空公司(Air Wisconsin)。