A list of airline codes, including the IATA airline designators (IATA codes) and the ICAO airline designators (ICAO codes) of over 900 airlines.
| IATA Code | ICAO Code | Airline |
| AA | AAL | American Airlines Inc. |
| AB | BNZ | Bonza Aviation Pty Ltd |
| AB | BER | Air Berlin (Ceased) |
| AC | ACA | Air Canada |
| AD | AZU | Azul Brazilian Airlines |
| AE | MDA | Mandarin Airlines Ltd. |
| AF | AFR | Air France |
| AG | ARU | Aruba Airlines |
| AH | DAH | Air Algerie |
| AI | AIC | Air India Ltd. |
| AJ | Aztec Worldwide Airlines Inc. | |
| AK | AXM | AirAsia Berhad |
| AL | ALD | Air Leisure (Ceased) |
| AM | AMX | Aeromexico |
| AN | WSN | Advanced Air |
| AO | Air One Aviation Pvt Ltd. | |
| AP | LAV | Alba Star.es |
| AQ | JYH | 9 Air |
| AQ | AAH | Aloha Airlines (Ceased) |
| AR | ARG | Aerolineas Argentinas S.A. |
| AS | ASA | Alaska Airlines Inc. |
| AT | RAM | Royal Air Maroc |
| AU | AUT | Cielos del Sur S.A. |
| AV | AVA | Avianca |
| AW* | AFW | Africa World Airlines |
| AX | LOF | Trans States Airlines, LLC |
| AY | FIN | Finnair |
| AZ | ITY | ITA Airways |
| AZ | AZA | Alitalia (Ceased) |
| A0 | ANC | Avianca Argentina (Ceased) |
| A2 | AZI | Astra Airlines (Ceased) |
| A3 | AEE | Aegean Airlines |
| A4 | AZO | Azimuth Airlines |
| A5 | HOP | HOP! |
| A6 | OTC | Hongtu Airline |
| A9 | TGZ | Georgian Airways |
| BA | BAW | British Airlines |
| BB | SBS | Seaborne Airlines |
| BC | SKY | Skymark Airlines |
| BD | BYC | Cambodia Bayon Airlines (Ceased) |
| BE | BEE | Flybe (Ceased) |
| BF | FBU | French Bee |
| BG | BBC | Biman Bangladesh Airlines |
| BH | BML | Bismillah Airlines |
| BI | RBA | Royal Brunei Airlines |
| BJ | LBT | Nouvelair Tunisie |
| BK | OKA | Okay Airways |
| BL | PIC | Jetstar Pacific Airlines |
| BM | BMR | Flybmi (Ceased) |
| BO | BBD | Bluebird Nordic |
| BP | BOT | Air Botswana |
| BR | EVA | EVA Air |
| BS | UBG | US-Bangla Airlines |
| BT | BTI | Air Baltic |
| BU | FPY | Compagnie Africaine d'Aviation |
| BV | BPA | Blue Panorama Airlines S.P.A. |
| BW | BWA | Caribbean Airlines |
| BX | ABL | Air Busan |
| BY | TOM | Thomson Airways Limited |
| BZ | BBG | Blue Bird Airways |
| BZ* | BDA | Blue Dart Aviation Ltd. |
| B0 | DJT | La Compagnie |
| B2 | BRU | Belavia Belarusian Airlines |
| B3 | BTN | Bhutan Airlines |
| B5 | EXZ | East African Safari Air Express Ltd. |
| B6 | JBU | Jetblue Airways |
| B7 | UIA | Uni Air |
| B8 | ERT | Eritrean Airlines |
| B9 | IRB | Iran Airtour Airline |
| CA | CCA | Air China Ltd. |
| CB | Trans Caribbean Air | |
| CC | ABD | Air Atlanta Icelandic |
| CC* | OMT | CM Airlines |
| CD | CND | Corendon Dutch Airlines |
| CE | CLG | Chalair Aviation |
| CF | CYZ | China Postal Airlines Ltd. |
| CF | SDR | City Airline AB (Ceased) |
| CG | TOK | Airlines of Papua New Guinea Limited |
| CI | CAL | China Airlines |
| CK | CKK | China Cargo Airlines Ltd. |
| CL | CLH | Lufthansa CityLine GmbH |
| CM | CMP | Copa Airlines |
| CM* | PSI AIR 2007 | |
| CN | GDC | Grand China Air Co., Ltd. |
| CO | COA | Continental Airlines (Ceased) |
| CO | FCB | Cobalt Air (Ceased) |
| CP | CPZ | Compass Airlines Inc. (Ceased) |
| CQ | Charterlines | |
| CU | CUB | Cubana |
| CV | CLX | Cargolux |
| CW | CCC | Air Cargo Global (Ceased) |
| CX | CPA | Cathay Pacific |
| CY | CYP | Charlie Airlines |
| CY | CYP | Cyprus Airways (Ceased) |
| CZ | CSN | China Southern Airlines |
| C2 | CEIBA Intercontinental S.A. | |
| C3 | TDR | Trade Air |
| C5 | UCA | Champlain Enterprises Inc. |
| C7 | CIN | Cinnamon Air |
| C8 | ICV | Cargolux Italia S.p.A. |
| C8* | CRA | Cronos Airlines |
| C9 | RUS | Cirrus Airlines |
| DB | Maleth-Aero Aoc Limited | |
| DD | NOK | Nok Air |
| DE | CFG | Condor Flugdienst |
| DF | Condor Berlin GmbH | |
| DG | SRQ | Cebgo |
| DI | Norwegian Air UK | |
| DK | VKG | Sunclass Airlines |
| DL | DAL | Delta Air |
| DN | NAA | Norwegian Air Argentina |
| DO | SHH | Sky High Aviation Services |
| DP | PBD | Pobeda Airlines |
| DQ | DCP | Air Direct Connect Ltd. |
| DR | RLH | Ruili Airlines |
| DT | DTA | TAAG Angola Airlines |
| DV | VSV | JSC Aircompany SCAT |
| DW | UCR | Joint Stock Company "Air Company Aero-Charter" |
| DY | NAX | Norwegian Air |
| DZ | EPA | Donghai Airlines |
| D0 | DHK | DHL Air Limited |
| D2 | SSF | Severstal Aircompany |
| D3 | DAO | Daallo Airlines (United Arab Emirates) |
| D4 | Airline GEO SKY | |
| D5 | DAE | DHL Aero Expresso |
| D6 | ILN | Interair South Africa (Ceased) |
| D7 | XAX | Air Asia X |
| D8 | IBK | Norwegian Air International LTD. |
| D9 | DMQ | Daallo Airlines (Somalia) |
| EA | EAL | Eastern Air Lines (Ceased) |
| EB | PLM | Wamos Air |
| ED | AXE | AirExplore, s.r.o. |
| EE | EST | Regional Jet Ou |
| EF | CPR | Aerolinea del Caribe Peru |
| EI | EIN | Aer Lingus Limited |
| EK | UAE | Emirates |
| EL | ELB | Ellinair |
| EM | CFS | Empire Airlines |
| EN | DLA | Air Dolomiti S.p.A. |
| EO | KAR | Pegas Fly |
| EP | IRC | Iran Aseman Airlines |
| EQ | TAE | TAME Linea Aerea del Ecuador (Ceased) |
| ER | SEP | Serene Air |
| ER | DHL | ASTAR Air Cargo Inc. (Ceased) |
| ES | DHX | DHL Aviation EEMEA B.S.C. |
| ET | ETH | Ethiopian Airlines Enterprise |
| EU | UEA | Chengdu Airlines |
| EV | ASQ | ExpressJet Airlines, Inc. |
| EW | EWG | Eurowings GmbH |
| EX | 5AH | Avianca Express |
| EY | ETD | Etihad Airways |
| EZ | SUS | Sun Air of Scandinavia A.S. |
| E3 | VGO | New Gen Airways (Ceased) |
| E4 | ENT | Enter Air |
| E5 | RBG | Air Arabia Egypt |
| E6 | BRC | Bringer Air Cargo |
| E7 | EKA | Equaflight |
| E7* | ESF | Estafeta |
| E9 | EVE | Evelop Airlines |
| FA | SFR | Safair (Proprietary) Ltd. |
| FB | LZB | Bulgaria Air |
| FC | Link Airways | |
| FC | FCX | Falcon Express Cargo Airlines (Ceased) |
| FD | AIQ | Thai AirAsia |
| FE | FEA | Far Eastern Air Transport Corp. |
| FG | AFG | Ariana Afghan Airlines |
| FH | FHY | Freebird Airlines |
| FI | ICE | Iceland Air |
| FJ | FJI | Fiji Airways |
| FK | KFA | KF Cargo |
| FL | TRS | AirTran Airways, Inc. |
| FM | CSH | Shanghai Airlines |
| FN | FTZ | Fastjet Tanzania |
| FP | Pelican Airlines | |
| FR | RYR | Ryanair |
| FS | SYA | Syphax Airlines S.A. |
| FT | FEG | FlyEgypt |
| FT | SRH | Siem Reap Airways (Ceased) |
| FU | FZA | Fuzhou Airlines |
| FV | PLK | Rossiya Airlines |
| FX | FDX | FedEx |
| FY | FFM | Firefly |
| FZ | FDB | flydubai |
| F4 | WAF | Air Flamenco |
| F4 | SHQ | Shanghai Airlines Cargo (Ceased) |
| F5 | ATG | Aerotranscargo |
| F7 | RSY | iFly Airlines |
| F8 | FLE | Flair Airlines |
| F9 | FTT | Frontier Airlines, Inc. |
| GA | GIA | Garuda Indonesia |
| GB | ABX | Airborne Express |
| GC | Global Feeder Services, LLC | |
| GD | Aviair | |
| GE | TNA | TransAsia Airways Corp. |
| GF | GFA | Gulf Air |
| GG | KYE | Sky Lease I, Inc. |
| GH | GLP | Globus LLC |
| GI | LHA | Guangdong Longhao Airlines |
| GJ | CDC | Zhejiang Loong Airlines |
| GK | JJP | Jetstar Japan |
| GL | GRL | Air Greenland A/S |
| GM | GSW | Chair Airlines |
| GO | KZU | ULS Airlines Cargo |
| GP | RIV | APG Airlines |
| GQ | SEH | Sky Express |
| GR | AUR | Aurigny |
| GS | GCR | TianJin Airlines |
| GT | CGH | Air Guilin Co. Ltd. |
| GU | GUG | AVIATECA S.A. |
| GV | SKG | Sky Gabon S.A. |
| GW | SGR | SkyGreece Airlines |
| GW | GO FLY (Ceased) | |
| GW* | GJT | GetJet Airlines |
| GX | CBG | Guangxi Beibu Gulf Airlines Co.,Ltd |
| GX | LLG | Luftline Georgia Ltd. (Ceased) |
| GY | CGZ | Colorful GuiZhou Airlines |
| GZ | RAR | Air Rarotonga |
| G3 | GLO | Gol Intelligent Airlines |
| G4 | AAY | Allegiant Air |
| G5 | HXA | China Express Airlines |
| G7 | GJS | GoJet Airlines LLC |
| G7 | KAO | JSC "KAPO Avia" (Ceased) |
| G8 | GOW | GoAir |
| G9 | ABY | Air Arabia |
| HA | HAL | Hawaiian Airlines, Inc. |
| HB | HGB | Greater Bay Airlines |
| HB | AAQ | Asia Atlantic Airlines (Ceased) |
| HC | SZN | Air Senegal |
| HF | VRE | Air Cote D'Ivoire |
| HG | NLY | NIKI |
| HH | TBM | Taban Airlines |
| HK | HAY | Hamburg Airways (Ceased) |
| HM | SEY | Air Seychelles |
| HO | DKH | Juneyao Airlines |
| HP | APF | Amapola Flyg |
| HR | HHN | Hahn Air lines |
| HT | Tianjin Air Cargo | |
| HU | CHH | Hainan Airlines |
| HV | TRA | Transavia Airlines |
| HX | CRK | Hong Kong Airlines Limited |
| HY | UZB | Uzbekistan Airways |
| HZ | SHU | Aurora Airlines |
| H2 | SKU | Sky Airline S.A. |
| H5* | AHO | Air Hamburg |
| H9 | HIM | Himalaya Airlines |
| IA | IAW | Iraqi Airways |
| IB | IBE | IBERIA Lineas Aereas |
| ID | BTK | Batik Air Indonesia |
| IE | SOL | Solomon Airlines Limited |
| IF | FBA | Fly Baghdad |
| IF* | IFL | Gulf & Caribbean Cargo, Inc |
| IG | EEZ | Air Italy (Ceased) |
| II | CSQ | IBC Airways, Inc. |
| IJ | SJO | Spring Japan |
| IN | NIH | Nam Air |
| IO | IAE | IrAero |
| IQ | QAZ | Qazaq Air |
| IQ | AUB | Augsburg Airways (Ceased) |
| IR | IRA | Iran Air |
| IS | SHI | Sepehran Airlines |
| IT | TTW | Tigerair Taiwan |
| IU | CSW | SW Italia |
| IW | WON | Wings Air |
| IW | OAN | Aerospace One S.A. (Ceased) |
| IX | AXB | Air India Express |
| IY | IYE | Yemenia - Yemen Airways |
| IZ | AIZ | Arkia Israeli Airlines |
| I2 | IBS | Radio Iberia Express, S.A.U. |
| I8 | IZA | Izhavia Public Stock Company |
| I9 | HLF | China Central Airlines |
| JB | JBA | Helijet |
| JD | CBJ | Beijing Capital Airlines Co. Ltd. |
| JD | JAS | Japan Air System (Ceased) |
| JE | MNO | Mango Airlines |
| JF | JAA | Jet Asia Airways Company Limited |
| JG | JGO | Jetgo Australia Holdings Pty Ltd. |
| JH | FDA | Fuji Dream Airlines |
| JI | JAE | Jade Cargo International Company Limited |
| JJ | TAM | LATAM Airlines Brasil |
| JK | ACL | AerCaribe |
| JL | JAL | Japan Airlines |
| JP | ADR | Adria Airways (Ceased) |
| JQ | JST | Jetstar Airways Pty Limited |
| JR | JOY | Joy Air |
| JS | KOR | Air Koryo |
| JT | LNI | Lion Airlines |
| JU | JAT | Air Serbia |
| JV | PAG | Perimeter Aviation |
| JW | VNL | Vanilla Air Inc. |
| JX | SJX | Starlux Airlines |
| JY | IWY | interCaribbean Airways, Ltd. |
| J2 | AHY | Azerbaijan Hava Yollary |
| J4 | BDR | Badr Airlines |
| J8 | BVT | Berjaya Air |
| J9 | JZR | Jazeera Airways |
| KA | HDA | Cathay Dragon (Ceased) |
| KB | DRK | Druk Air Corporation Ltd. |
| KC | KZR | Air Astana |
| KD | WGN | Western Global Airlines LLC |
| KE | KAL | Korean Air |
| KF | ABB | Air Belgium |
| KG | LYM | Key Lime Air |
| KH | AAH | Aloha Air Cargo |
| KJ | AII | Air Incheon |
| KJ | LAJ | British Mediterranean Airways (Ceased) |
| KK | KKK | Atlasjet Airlines, Inc. |
| KL | KLM | KLM Royal Dutch Airlines |
| KM | AMC | Air Malta |
| KN | CUA | China United Airlines |
| KO | AER | Alaska Central Express |
| KP | SKK | ASKY Airlines |
| KP* | AKC | Asialink Cargo Express |
| KQ | KQA | Kenya Airways |
| KR | KME | Cambodia Airways |
| KR | EAA | Air Bishkek (Ceased) |
| KS | PEN | Peninsula Airways |
| KU | KAC | Kuwait Airways |
| KX | CAY | Cayman Airways |
| KY | KNA | Kunming Airlines |
| KZ | NCA | Nippon Cargo Airlines |
| K3 | SAC (K) Limited | |
| K4 | CKS | Kalitta Air |
| K6 | KHV | Cambodia Angkor Air |
| K7 | KBZ | Air KBZ |
| K9 | TSP | TonleSap Airlines (Ceased) |
| LA | LAN | Lan Airlines Chile |
| LC | PTI | Equatorial Congo Airlines (Ceased) |
| LD | AHK | Air Hong Kong |
| LE | Lion Air Cargo Tanzania (Ceased) | |
| LG | LGL | Luxair |
| LH | GEC | Lufthansa Cargo |
| LH | DLH | Deutsche Lufthansa AG |
| LI | LIA | LIAT Airlines |
| LJ | Jin Air | |
| LK | KGZ | Kyrgyz Airlines |
| LM | LOG | Loganair Limited |
| LN | LAA | Libyan Airlines |
| LO | LOT | LOT Polish Airlines |
| LP | LPE | Lan Peru S.A. |
| LQ | MKR | Lanmei Airlines |
| LR | LRC | Avianca Costa Rica |
| LS | EXS | Jet2.com Limited |
| LT | SNG | LongJiang Airlines |
| LT | LTU | Air Lituanica (Ceased) |
| LU | LXP | LATAM Express |
| LV | BOS | Openskies |
| LW | NWI | Pacific Wings, L.L.C. |
| LX | SWR | Swiss |
| LY | ELY | EL AL Israel Airlines Ltd. |
| LZ | LBY | Belle Air Company |
| L2 | LYC | Lynden Air Cargo, LLC |
| L3 | JOS | DHL de Guatemala |
| L5 | TLB | Atlantique Air Assistance (Ceased) |
| L6 | MAI | Mauritania Airlines |
| L7 | LAE | LATAM Cargo Colombia |
| MA | MAH | Malev |
| MB | MNB | MNG Airlines Cargo |
| MD | MDG | Air Madagascar |
| ME | MEA | Middle East Airlines AirLiban |
| MF | CXA | Xiamen Airlines |
| MG | EZA | Eznis Airways |
| MG | Miami Air Lease (Ceased) | |
| MH | MAS | Malaysia Airlines |
| MI | SLK | Silk Air |
| MJ | MYW | Myway Airlines |
| MJ | MLR | Mihin Lanka (Ceased) |
| MK | MAU | Air Mauritius |
| ML | BIE | Air Mediterranee |
| MM | APJ | Peach Aviation Limited |
| MN | CAW | Comair (Ceased) |
| MO | CAV | Calm Air International Ltd. |
| MP | MPH | Martinair Holland N.V. |
| MQ | ENY | Envoy Air |
| MR | MML | Hunnu Air LLC |
| MS | MSR | Egypt Air |
| MT | TCX | Thomas Cook Airlines Limited of Manchester |
| MU | CES | China Eastern Airlines |
| MV | MDF | Air Mediterranean |
| MW | MHD | Mokulele Flight Service |
| MX | MXY | Breeze Airways |
| MX | MXA | Compania Mexicana (Ceased) |
| M2 | Sunrise Airlines Inc. | |
| M3 | TUS | LATAM Cargo Brasil |
| M4 | MSA | Poste Air Cargo |
| M5 | MGC | Air Cargo Mongolia LLC |
| M6 | AJT | Amerijet |
| M7 | MAA | Masair |
| M9 | Motor-Sich JSC | |
| NC | NAC | Northern Air Cargo |
| ND | Nordica Airline | |
| NE | NMA | Nesma Airlines |
| NF | AVN | Air Vanuatu (Operations) Limited |
| NH | ANA | All Nippon Airways Co. Ltd. |
| NI | PGA | Portugalia Alines |
| NJ | NGB | Nordic Global Airlines Oy |
| NK | NKS | Spirit Airlines |
| NL | AEH | Aero4M |
| NL | SAI | Shaheen Air (Ceased) |
| NN | MOV | VIM Airlines |
| NO | NAB | Niger Air Cargo |
| NO* | NOS | Neos S.P.A. |
| NP | NIA | Nile Air |
| NS | HBH | Hebei Airlines |
| NT | IBB | Binter Canarias |
| NU | JTA | Japan Transocean Air Co. Ltd. |
| NV | IRG | Iranian Naft Airlines |
| NX | AMU | Air Macau Company Limited |
| NY | FXI | Flugfelag Islands ehf |
| NZ | ANZ | Air New Zealand Ltd. |
| NZ | EAG | Eagle Airways (Ceased) |
| N2 | NIG | Aero Contractors |
| N2 | TMA | Trans-Mediterranean Airways (Ceased) |
| N4 | NWS | Nordwind Airlines |
| N7 | NEP | My Jet Xpress Airlines |
| N8 | MUA | National Air Cargo Group, Inc. |
| N9 | NVR | Nova Airlines AB |
| OA | OAL | Olympic Air |
| OB | BOV | Boliviana de Aviacion |
| OB | BLA | Blue Air (Ceased) |
| OD | MXD | Malindo Airline |
| OH | JIA | PSA Airlines |
| OJ | FJM | Fly Jamaica Airways |
| OK | CSA | Czech Airlines Cargo |
| OL | PAO | Samoa Airways |
| OM | MGL | MIAT Mongolian Airlines |
| ON | RON | Nauru Airlines |
| OO | SKW | Skywest Airlines |
| OP | DIG | PassionAir |
| OQ | CQN | Chongqing Airlines |
| OR | TFL | TUI Airlines Nederland B.V. |
| OS | AUA | Austrian Airlines |
| OU | CTN | Croatia Airlines |
| OV | OMS | Salam Air |
| OV | ELL | Estonian Air (Ceased) |
| OX | OEA | Orient Thai Airlines |
| OY | OAE | Omni Air International |
| OZ | AAR | Asiana Airlines |
| O2 | Hopscotch Air | |
| O3 | CSS | SF Airlines |
| O6 | ONE | Oceanair Linhas (Ceased) |
| O8 | SQM | Siam Air |
| O9 | NOV | Nova Airlines |
| PA | ABQ | Airblue |
| PA | PAA | Pan American World Airways (Ceased) |
| PB | PVL | Provincial Airlines |
| PC | PGT | Pegasus Airlines |
| PD | POE | Porter Airlines Inc. |
| PE | PEV | People's Airline |
| PE* | PAQ | Pacific Air Express Australia Pty Limited. |
| PF | Air Sial | |
| PF | PRI | Primera Air (Ceased) |
| PG | BKP | Bangkok Airways |
| PJ | SPM | Air Saint Pierre |
| PK | PIA | Pakistan International Airlines |
| PM | CNF | Canary Fly |
| PN | CHB | China West Air Co. Ltd. |
| PO | PAC | Polar Air Cargo |
| PQ | SQP | SkyUp Airlines |
| PR | PAL | Philippine Airlines |
| PS | AUI | Ukraine International Airlines |
| PT | PDT | Piedmont Airlines |
| PU | PUE | Plus Ultra Lineas |
| PW | PRF | Precision Air |
| PX | ANG | Air Niugini |
| PY | SLM | Surinam Airways Ltd. |
| PZ | LAP | TAM - Transportes Aereos del Mercosur S.A. |
| P0 | PFZ | Proflight Zambia |
| P3 | CLU | Cargo Logic Air |
| P4 | APK | Air Peace |
| P5 | RPB | Aero Republica S.A. |
| P6 | PSC | Pascan Aviation |
| P7 | NPG | Supernova Airlines |
| P7 | ESL | Russian Sky Airlines (Ceased) |
| P7* | LLP | Small Planet Airline Sp. Z.o.o. (Ceased) |
| P9 | MGE | Asia Pacific AirlinesAero |
| QB | IRQ | Qeshm Air |
| QC | CRC | Camair-Co |
| QD | JCC | JC International Airlines (Ceased) |
| QF | QFA | Qantas Airways Ltd. |
| QG | CTV | Citilink |
| QH | BAV | Bamboo Airways |
| QH | LYN | Air Kyrgyzstan (Ceased) |
| QJ | Jet Airways Inc. | |
| QK | JZA | Jazz Aviation LP |
| QL | LER | Linea Aerea de Servicio Ejecutivo |
| QM | AIM | Air Malawi (Ceased) |
| QO | FQA | Quikjet Airlines |
| QP | SLT | Starlight Airline |
| UTY | Alliance Airlines | |
| QR | QTR | Qatar Airways |
| QS | TVS | Travel Service Airline |
| QT | TPA | Tampa Cargo S.A. |
| QU | UTN | Airline Utair - Ukraine |
| QV | LAO | Lao Airlines |
| QW | QBA | Qingdao Airlines |
| QX | QXE | Horizon Air Industries, Inc. |
| QY | BCS | European Air Transport Leipzig GmbH |
| QZ | AWQ | PT. Indonesia AirAsia |
| Q2 | DQA | Island Aviation Services Ltd. |
| Q8 | TSG | Trans Air Congo (TAC) |
| RA | RNA | Nepal Airlines |
| RB | SYR | Syrian Arab Airlines |
| RC | FLI | Atlantic Airways |
| RD | LKH | Small Planet Airlines |
| RF | Erofey Airline | |
| RG | RJD | Rotana Jet |
| RH | Hong Kong Air Cargo Carrier Limited | |
| RI | MDL | Tigerair Mandala |
| RJ | RJA | Royal Jordanian |
| RL | ABG | JSC Royal Flight Airlines |
| RM | NGT | Aircompany Armenia |
| RO | ROT | TAROM - Romanian Air Transport |
| RP | CHQ | Chautauqua Airlines Inc. |
| RQ | KMF | Kam Air |
| RS | ASV | Air Seoul |
| RT | RKM | Rak Airways (Ceased) |
| RU | ABW | AirBridgeCargo (Suspended) |
| RW | RYL | Royal Air Philippines |
| RX | RGE | HG Aviation Limited d/b/a Regent Airways |
| RY | CJX | Jiangxi Air |
| R1 | Zapways | |
| R2 | ORB | Orenburg Airlines |
| R3 | SVL | Yakutia Airlines |
| R4 | RLB | Reliable Unique Services Aviation LLC |
| R5 | JAV | Jordan Aviation |
| SA | SAA | South African Airways (SAA) |
| SB | ACI | Air Caledonie International |
| SC | CDG | Shandong Airlines |
| SD | SUD | Sudan Airways Co. Ltd. |
| SE | XLF | XL Airways France |
| SG | MOD | SpiceJet Ltd. |
| SH | Sharp Airlines | |
| SJ | SJY | PT. Sriwijaya Air |
| SK | SAS | Scandinavian Airlines |
| SK | SGB | Songbird Airways (Ceased) |
| SL | TLM | Thai Lion Air |
| SM | MSC | Air Cairo |
| SN | DAT | Brussels Airlines |
| SP | SAT | Air Acores |
| SQ | SQC | Singapore Airlines Ltd. |
| SS | CRL | Corsair |
| SU | AFL | Aeroflot Russian Airlines |
| SV | SVA | Saudi Arabian Airlines |
| SW | NMB | Air Namibia (Ceased) |
| SX | Skywagon Corporation | |
| SY | SCX | MN Airlines LLC |
| SZ | SMR | Somon Air |
| S2 | JLL | Jet Lite (India) Limited |
| S3 | BBR | SBA Airlines (Ceased) |
| S4 | RZO | Azores Airlines |
| S7 | SBI | Siberia Airlines |
| S8 | SDA | Sounds Air |
| S9 | IKM | Aero Surveys Ltd (Ceased) |
| S9* | Air Company LLC Silk Road Cargo | |
| TA | TAI | Avianca El Salvador |
| TA* | Transafrican Air | |
| TB | JAF | Jetairfly |
| TC | ATC | Air Tanzania |
| TE | IGA | Sky Taxi |
| TF | SCW | Braathens Regional Airways |
| TG | THA | Thai Airways |
| TH | RMY | Raya Airways |
| TJ | GPD | Tradewind Aviation |
| TK | THY | Turkish Airlines |
| TL | ANO | Air North |
| TM | LAM | LAM - Linhas Aereas de Mocambique |
| TN | THT | Air Tahiti Nui |
| TO | TVF | Transavia France |
| TP | TAP | TAP Portugal |
| TQ | PGN | Tailwind Air |
| TQ | TDM | Tandem Aero Ltd. (Ceased) |
| TR | TGW | Scoot Pte Ltd |
| TR | TGW | Tigerair (Ceased) |
| TR | TBA | TransBrasil (Ceased) |
| TS | TSC | Air Transat |
| TU | TAR | Tunisair |
| TV | TBA | Tibet Airlines |
| TW | TWB | Tway Air |
| TX | FWI | Air Caraibes |
| TY | TPC | Air Caledonie |
| TZ | TDS | Tsaradia |
| T0 | TPU | Avianca Peru |
| T2* | MCS | TUM Aerocarga |
| T3 | EZE | Eastern Airways |
| T5 | TUA | Turkmenistan Airlines |
| T7 | TJT | Twin Jet |
| T7* | TIW | Transcarga Int’l Airways, C.A. |
| T8* | Terra Avia | |
| T9 | VTU | Turpial Airlines |
| UA | UAL | United Airlines, Inc. |
| UB | UBA | Myanmar National Airlines |
| UC | LCO | Lan Chile Cargo S.A. |
| UG | TUX | Tunisair Express |
| UH | UJX | Atlasjet Ukraine (Ceased) |
| UJ | LMU | AlMasria Universal Airlines |
| UK | VTI | Vistara |
| UL | ALK | SriLankan Airlines |
| UM | AZW | Air Zimbabwe |
| UN | TSO | Transaero Airlines |
| UO | HKE | Hong Kong Express Airways Limited |
| UP | BHS | Bahamasair |
| UQ | CUH | Urumqi Airlines |
| UR | UGD | Uganda Airlines |
| UR | UTX | UTair Express LLC (Ceased) |
| UT | UTA | UTair Aviation |
| UU | REU | Air Austral |
| UW | UTP | Uni-Top Airlines |
| UX | AEA | Air Europa Lineas Aereas, S.A. |
| UZ | BRQ | Buraq Air |
| U2 | EZY | Easyjet |
| U3 | SAY | Sky Gates Airlines |
| U6 | SVR | Ural Airlines |
| U7 | UCG | Uniworld Air Cargo |
| U8 | CYF | TUS Airways |
| U9 | TAK | OJSC “Aircompany Tatarstan” |
| VA | VOZ | Virgin Australia |
| VB | VIV | Viva Aerobus |
| VF | FBB | Fly Armenia Airways |
| VF | VLU | Valuair Ltd. (Ceased) |
| VG | Vipper | |
| VI | VDA | Volga-Dnepr Airline Joint Stock |
| VJ | VJC | VietJet Air |
| VK | FOO | Anisec Luftfahrt (Ceased) |
| VL | MEV | Med View Airlines (NIG) Ltd. |
| VL | VIM | Air Via (Ceased) |
| VN | HVN | Vietnam Airlines Corp. |
| VO | TYR | Tyrolean Airways Tiroler Luftfahrt GmbH |
| VQ | NVQ | Novoair Limited |
| VR | TCV | Cabo Verde Airlines |
| VS | VIR | Virgin Atlantic |
| VT | VTA | Air Tahiti |
| VU | VAG | Vietravel Airlines |
| VU | VAR | VECA Airlines (Ceased) |
| VV | AEW | Aerosvit Airlines |
| VW | TAO | Transportes Aeromar S.A. de C.V. |
| VX | VRD | Virgin America Inc. |
| VY | VLG | Vueling Airlines S.A. |
| VZ | TVJ | Thai Vietjet Air |
| VZ* | QCL | Air Class Lineas Aereas |
| V0 | VCV | CONVIASA |
| V2 | TWN | Avialeasing Aviation Company |
| V3 | KRP | Carpatair |
| V4 | VEC | Vensecar |
| V7 | VOE | Volotea, S.A. |
| V8 | VAS | Atran, LLC (Suspended Ceased) |
| WB | RWD | Rwand Air |
| WC | ISV | Avianca Honduras |
| WD | Wat Phnom Airlines | |
| WE | CWC | Centurion Cargo (Ceased) |
| WE* | THD | Thai Smile Airways |
| WF | WIF | Wideroe’s Flyveselskap A.S. |
| WG | SWG | Sunwing Airlines |
| WH | WDL | German Regional Airlines |
| WI | WHT | White Airways |
| WJ | LAL | Labrador Airways Ltd. |
| WK | EDW | Edelweiss Air AG |
| WM | WIA | Windward Islands Airways Int’l N.V. |
| WN | SWA | Southwest Airlines |
| WO | WSW | Swoop |
| WP | MKU | Hawaii Island Air (Ceased) |
| WS | WJA | WestJet |
| WT | SWT | Swiftair |
| WU | CWU | Wuhan Airline |
| WW | Rutas Aereas de Venezuela RAV S.A. | |
| WW* | MJets | |
| WX | BCY | Cityjet |
| WY | OAS | Oman Air (S.A.O.C) |
| WZ | RWZ | Red Wings |
| W2 | FXT | FlexFlight |
| W3 | ARA | Arik Air |
| W5 | IRM | Mahan Airlines |
| W6 | WZZ | Wizz Air |
| W7 | WLB | Wings of Lebanon |
| W8 | CJT | Cargojet Airways |
| XB | International Air Transport Association (IATA) | |
| XC | CAI | Corendon Airlines |
| XD | SATO | |
| XE | JSX | JSX Airline |
| XF | MGW | Mongolian Airways |
| XF | VLK | Vladivostok Air (Ceased) |
| XJ | TAX | Thai Airasia X |
| XK | CCM | Air Corsica |
| XL | LNE | LATAM Airlines Ecuador |
| XM | EME | Australian Air Express Pty. Ltd. |
| XQ | SXS | SunExpress |
| XW | NCT | NokScoot (Ceased) |
| XY | KNE | Flynas |
| X3* | TUI | TUIfly GmbH |
| X4 | Air Excursion, LLC | |
| X7 | CHG | Challenge Airlines BE |
| X8 | Airmax | |
| YB | EXY | South African Express (Ceased) |
| YC | LLM | Joint-Stock Company “Yamal Airlines” |
| YD | SYG | Synergy Aviation |
| YG | HYT | YTO Cargo Airlines |
| YH | Sunsplash Aviation, LLC. | |
| YK | AVJ | Avia Traffic Company |
| YM | MGX | Montenegro Airlines (Ceased) |
| YN | CRQ | Air Creebec (1994) Inc. |
| YO | MCM | Heli Air Monaco |
| YP | APZ | Air Premia |
| YQ | POT | Aircompany Polet |
| YR | EGJ | Grand Canyan Airlines, Inc. |
| YS | TSY | Tristar Air (Ceased) |
| YT | NYT | Yeti Airlines |
| YU | MMZ | EuroAtlantic Airways S.A. |
| YV | ASH | Mesa Airlines, Inc. |
| YW | ANE | Air Nostrum L.A.M. S.A. |
| YX | RPA | Republic Airline, Inc. |
| Y2 | AFJ | Alliance Air (Uganda) |
| Y4 | VOI | Concesionaria Vuela Compania De SA de CV (Volaris) |
| Y5 | GMR | Golden Myanmar Airlines |
| Y7 | TYA | NordStar Airlines |
| Y8 | YZR | Suparna Airlines |
| Y9 | IRK | Kish Airlines |
| ZA | SWM | Sky Angkor Airlines |
| ZB | ABN | Air Albania |
| ZB | MON | Monarch Airlines (Ceased) |
| ZC | KGO | Korongo Airlines |
| ZD | EWR | EWA Air |
| ZE | ESR | Eastar Jet |
| ZF | AZV | AZUR Air |
| ZF* | SXY | Safari Express Cargo |
| ZH | CSZ | Shenzhen Airlines |
| ZI | AAF | Aigle Azur (Ceased) |
| ZK | ZAV | Aircompany ZetAvia |
| ZK | GLA | Great Lakes Airlines (Ceased) |
| ZL | RXA | Regional Express Holdings |
| ZM | MBB | Air Manas |
| ZN | NAY | Naysa |
| ZP | AZP | Paranair S.A. |
| ZP* | AZQ | Silk Way Airlines |
| ZQ | AZM | Azman Air |
| ZR | AZS | Aviacon Zitotrans Air Company JSC |
| ZT | AWC | Titan Airways Limited |
| ZU | BBT | Air Bashkortostan Ltd. (Ceased) |
| ZU | EMZ | Ethiopian Mozambique Airlines (Ceased) |
| ZV | IZG | Zagros Airlines |
| ZW | AWI | Air Wisconsin Airlines Corporation (AWAC) |
| ZY | SHY | Sky Airlines (Ceased) |
| Z2 | EZD | Philippines AirAsia, Inc. |
| Z4 | GZQ | Zagrosjet (Ceased) |
| Z6 | UDN | Dniproavia - Joint Stock Aviation Co. |
| Z7 | Amaszonas Uruguay | |
| Z8 | AZN | Linea Aerea Amaszonas S.A. |
| 0J | PJZ | Premium Jet AG |
| 1S | Sabre | |
| 2B | AWT | Albawings |
| 2C | CMA | CMA CGM Air Cargo |
| 2D | EAL | Eastern Airlines |
| 2G | AGU | JSC Angara Airlines |
| 2H | Thalys International | |
| 2I | SRU | Star Peru |
| 2I* | CSB | 21 Air LLC |
| 2J | VBW | Air Burkina |
| 2K | GLG | Aerolineas Galapagos S.A. Aerogal |
| 2L | BOL | Transportes Aereos Bolivianos |
| 2M | MYD | Maya Island Air |
| 2P | GAP | Air Philippines Corporation |
| 2Q | Air Cargo Carriers | |
| 2S | STW | Southwind Airlines |
| 2S* | MSB | Air Stork SRL |
| 2T | TBS | Timbis Air |
| 2Y | MYU | My Indo Airlines |
| 3A* | Chu Kong Passenger Transport | |
| 3B | BCV | Bestfly Cabo Verde |
| 3C | CVA | Air Chathams Limited |
| 3E | WBR | Air Choice One |
| 3G | GSB | DRB-HICOM Asia Cargo Express |
| 3H | AIE | Air Inuit Ltd/Ltee. |
| 3J | JBW | Jubba Airways |
| 3K | JSA | Jetstar Asia Airways |
| 3L | Air Arabia Abu Dhabi | |
| 3M | GFT | Silver Airways Corp |
| 3N | URG | Air Urga |
| 3O | MAC | Air Arabia Maroc |
| 3P | TNM | Tiara Air (Ceased) |
| 3Q | KCA | KC International Airlines |
| 3S | GUY | Air Antilles |
| 3S* | BOX | Aerologic GmbH |
| 3U | CSC | Sichuan Airlines |
| 3V | TAY | ASL Airlines Belgium |
| 3W | MWI | Malawian Airlines |
| 3X | Premier Trans Aire Inc. | |
| 4B | BTQ | Boutique Air |
| 4B* | TUP | Aviastar-TU Airlines |
| 4C | ARE | LATAM Airlines Colombia |
| 4D | ASD | Air Sinai |
| 4E | SBO | Stabo Air Limited |
| 4G | GZP | Gazpromavia |
| 4H | HGG | Hi Air |
| 4I | IZM | Izmir Airlines |
| 4L | LAU | Lineas Aereas Suramericanas |
| 4M | DSM | LATAM Argentina (Ceased) |
| 4N | ANT | Air North Charter and Training Ltd. |
| 4O | AIJ | ABC Aerolineas (Ceased) |
| 4Q | SFW | Safi Airways Ltd. |
| 4S | OLC | Solar Cargo |
| 4T | ABS | Transwest Air |
| 4U | GWI | Germanwings |
| 4W | AJK | Allied Air Ltd. |
| 4X | Mercury Air Cargo Inc. | |
| 4Y | OCN | Eurowings Discover |
| 4Z | LNK | SA Airlink |
| 5A | Alpine Aviation Inc. | |
| 5B | BSX | Bassaka Air |
| 5C | ICL | C.A.L. Cargo Airlines |
| 5D | SLI | Aerolitoral S.A. de C.V. |
| 5F | Fly One S.R.L. | |
| 5H | FFV | Five Fourty Aviation Limited |
| 5J | CPI | Cebu Air, Inc |
| 5K | HFY | Hi Fly |
| 5M | MNT | FlyMontserrat |
| 5N | AUL | Smartavia |
| 5O | FPO | ASL Airlines France |
| 5P | LLX | Small Planet Airlines GmbH |
| 5Q | BQB | Los Cipreses S.A. |
| 5R | RUC | Rutas Aereas, C.A. |
| 5S | GAK | Global Aviation Services Group |
| 5T | MPE | Canadian North Inc. |
| 5U | TGU | Transportes Aereos Guatemaltecos |
| 5V | VTS | Everts Air Alaska |
| 5W | WAZ | Wizz Air Abu Dhabi |
| 5X | UPS | UPS Airlines |
| 5Y | GTI | Atlas Air Inc. |
| 5Z | KEM | Cemair |
| 6A | BKV | Armenia Airways Aircompany CJSC |
| 6B | BLX | TUIfly Nordic AB |
| 6C | Air Timor (Ceased) | |
| 6E | IGO | Interglobe Aviation Ltd. |
| 6H | ISR | Israir Airlines |
| 6J | SNJ | Solaseed Air |
| 6L | AKK | Aklak Air |
| 6M | MXU | Maximus Airlines |
| 6R | TNO | Aerotransporte de Carga Union S.A. de C.v. |
| 6S | SGQ | SaudiGulf Airlines |
| 6U | ACX | Air Cargo Germany |
| 6W | FBS | FlyBosnia (Ceased) |
| 6W | LBO | Libo Air Cargo (Ceased) |
| 7A | XRC | Express Air Cargo |
| 7C | JJA | Jeju Air |
| 7C* | COY | Coyne Airways Ltd |
| 7D | UDC | Donbassaero (Ceased) |
| 7F | FAB | Bradley Air Services |
| 7H | RVF | Northern Pacific Airways |
| 7I | INC | Insel Air International B.V. |
| 7J | TJK | Tajik Air |
| 7L | AZG | Silk Way West Airlines Limited |
| 7N | PWD | PAWA Dominicana (Ceased) |
| 7P | PST | Air Panama |
| 7Q | MNU | Elite Airways LLC |
| 7R | RLU | RusLine |
| 7T | RTM | DHL Ecuador |
| 7U | Commercial Aviation Services, LLC. | |
| 7V | FDR | Federal Airlines |
| 7W | WRC | Wind Rose Aviation Company |
| 7Z | AJI | Ameristar Air Cargo, Inc. |
| 8A | WAP | Panama Airways |
| 8C | ATN | Air Transport International, Inc. |
| 8C | DXH | East Star Airlines (Ceased) |
| 8D | EXV | FITS Air |
| 8E | EFX | Easy Fly Express Limited |
| 8F | STP | STP Airways |
| 8H | BGH | BH Air |
| 8I | NLU | InselAir Aruba (Ceassed) |
| 8K | KMI | K-Mile Air Co. Ltd. |
| 8L | LKE | Lucky Air |
| 8M | MMA | Myanmar Airways |
| 8P | PCO | Pacific Coastal Airlines |
| 8Q | OHY | Onur Air |
| 8R | OLS | SOL S.A. Lineas Aereas |
| 8S | Shun Tak-China Travel Ship Mgmt. Ltd. | |
| 8U | AAW | Afriqiyah Airways |
| 8V | ACP | Astral Aviation |
| 8Z | CGA | Congo Airways |
| 9A | GCA | GCA Air |
| 9C | CQH | Spring Airlines |
| 9D | THE | Toumai Air Tchad |
| 9E | FLG | Endeavor Air |
| 9H | CGN | Air Changan |
| 9H | DNL | Dutch Antilles Express (Ceased) |
| 9I | LLR | Alliance Air (India) |
| 9J | DAN | Dana Air |
| 9K | KAP | Cape Air |
| 9M | GLR | Central Mountain Air Ltd. |
| 9N | TOS | Tropic Air |
| 9R | NSE | SATENA |
| 9S | SOO | Southern Air Inc. |
| 9T | RUN | ACT Airlines |
| 9U | MLD | Air Moldova |
| 9V | ROI | Avior Airlines, C.A. |
| 9W | JAI | Jet Airways (India) Ltd. |
| 9X | FDY | Southern Airways Express |
| 9Y | NAE | National Airways Ethiopia |
| ADB | Antonov Airlines | |
| BBW | BB Airways Pvt. Ltd. | |
| BRP | Aerobratsk | |
| BZH | Brit Air | |
| CAD | Cardig Air | |
| CHF | Chitaavia | |
| EXT | Nightexpress (Ceased) | |
| GNX | Genex Ltd. | |
| KJA | Kinda Airlines | |
| LXA | Luxaviation S.A. | |
| RLI | Reliant Air | |
| SLQ | Skylink Express | |
| WLX | Smart Cargo S.A. |
