| Code | CarrierName |
| 1I | Sky Trek Int'L Airlines |
| 2T | Canada 3000 Airlines, Ltd. |
| 2Z | Air Comet S.A. |
| 3K | Tatonduk Flying Service |
| 5G | Queen Air |
| 5X | United Parcel Service |
| 5Y | Atlas Air, Inc. |
| 6A | Aviacsa Airlines |
| 6B | Britannia Airways A.B. |
| 6F | Laker Airways, Inc. |
| 6U | Air Ukraine |
| 6Y | Nicaraguense De Aviacion Sa |
| 7B | Krasair |
| 7P | Apa International Air, S.A. |
| 7Z | Laker Airways |
| 7Z | Lb Limited |
| 8C | Air Transport International |
| 8N | Flagship Airlines, Inc. |
| 9S | Southern Air Inc. |
| AA | American Airlines, Inc. |
| AC | Air Canada |
| AF | Compagnie Nat'L Air France |
| AI | Air-India |
| AM | Aeromexico |
| AMQ | Ameristar Air Cargo |
| AQ | Aloha Airlines, Inc. |
| AQQ | Air Charter (Safa) |
| AR | Aerolineas Argentinas |
| ARQ | Aerovias Colombianas, Arca |
| AS | Alaska Airlines, Inc. |
| AT | Royal Air Maroc |
| AUQ | Antonov Design Bureau |
| AV | Aerovias Nac'L De Colombia |
| AY | Finnair Oy |
| AZ | Alitalia-Linee Aeree Italia |
| BA | British Airways Plc |
| BBQ | Balair Ag |
| BCQ | Bradley Air Services Ltd. |
| BFQ | Buffalo Airways, Inc. |
| BG | Biman Bangladesh Airlines |
| BGQ | Airbus Transport Internat'L |
| BN | Britannia Airways Gmbh |
| BQ | Aeromar, C. Por A. |
| BR | Cal Air Int'L, Ltd |
| BR | Eva Airways Corporation |
| BRQ | Caledonian Airways |
| BTQ | Brasair Transportes Aereos |
| BW | British West Indian Airways |
| BY | Britannia Airways Ltd. |
| CA | Air China |
| CC | Air Atlanta Icelandic |
| CCQ | Capital Cargo International |
| CDQ | American Int'L Airways, Inc |
| CDQ | Connie Kalitta Services |
| CDQ | Kitty Hawk International |
| CF | Compan. De Aviacion Faucett |
| CI | China Airlines, Ltd |
| CJQ | Air Caribbean |
| CLQ | Aero Transcolombiana |
| CM | Compania Panamena (Copa) |
| CO | Continental Air Lines, Inc. |
| CP | Canadian Airlines Int'L Ltd |
| CS | Continental Micronesia |
| CUQ | Caicos Caribbean Airways |
| CV | Cargolux Airlines Int'L S.A |
| CVQ | Caraven, S.A. |
| CW | Air Marshall Islands, Inc. |
| CX | Cathay Pacific Airways, Ltd |
| CYQ | Corse Air International |
| CZ | China Southern Airlines |
| DE | Condor Flugdienst |
| DFQ | Condor Flugdienst |
| DHQ | Dhl Aero Expresso |
| DL | Delta Air Lines, Inc. |
| DSQ | Discovery Airlines |
| ED | Andes (Cargo) |
| ED | C.C. Air |
| EH | Saeta Airlines |
| EI | Aer Lingus Plc |
| EOQ | Aeroservicios Ecuatorianos |
| ER | Dhl Airways |
| ET | Ethiopian Airlines |
| EU | Ecuatoriana De Aviacion |
| EU | Empresa Ecuatoriana De Avia |
| EV | Atlantic Southeast Airlines |
| EVQ | Aeroejecutivo, S.A. |
| EXQ | Export Air Del Peru, S.A. |
| EZ | Evergreen Int'L, Inc. |
| FCQ | Falcon Air Express |
| FF | Tower Air, Inc. |
| FI | Icelandair |
| FJ | Air Pacific, Ltd. |
| FL | Airtran Airways Corporation |
| FM | Federal Express Corporation |
| FNQ | Fine Airlines, Inc. |
| FQ | Air Aruba |
| FS | Serv De Trans Aereos Fuegui |
| FX | Federal Express Corporation |
| G3 | Aerochago, S.A. |
| GA | P.T. Garuda Indonesian Arwy |
| GD | Transp. Aereos Ejecutivos |
| GF | Gulf Air Company |
| GFQ | Gulf And Caribbean Cargo |
| GH | Ghana Airways Corporation |
| GJ | Mexicargo |
| GLQ | Allegiant Air |
| GR | Gemini Air Cargo Airways |
| GS | Air Foyle Limited |
| GU | Aviateca |
| GY | Guyana Airways Corporation |
| H2 | City Bird |
| H5 | Magadan Airlines |
| HA | Hawaiian Airlines, Inc. |
| HAQ | Hapag Lloyd Flug. |
| HB | Air Club International |
| HCQ | Av Atlantic |
| HFQ | Haiti Air Freight Intl |
| HLQ | Heavylift Cargo Airlines Lt |
| HP | America West Airlines, Inc. |
| HQ | Business Express |
| HQQ | Harlequin Air Corporation |
| HY | Uzbekistan Airways |
| IB | Iberia Air Lines Of Spain |
| ITQ | Interamericana De Aviacion |
| IW | Aom Minerve, S.A. |
| J7 | Valujet Airlines, Inc. |
| JAQ | Jamaica Air Freighters |
| JD | Japan Air System Co., Ltd |
| JH | Amerijet International |
| JI | Midway Airlines, Inc. |
| JJ | Transportes Aeros Meridiona |
| JK | Spanair, S.A. |
| JKQ | Express One Int'L, Inc. |
| JL | Japan Air Lines Co., Ltd. |
| JM | Air Jamaica Limited |
| JO | Jalways Co., Ltd. |
| JR | Aero California |
| JW | Arrow Air, Inc. |
| JX | Jes Air, Ltd. |
| JX | Southeast Airlines |
| JX | Sun Jet International, Inc. |
| JZ | Japan Air Charter Co., Ltd. |
| KAQ | Kalitta Air Llc |
| KE | Korean Air Lines Co., Ltd. |
| KI | Time Air, Ltd. |
| KL | Klm Royal Dutch Airlines |
| KM | Air Malta |
| KP | Kiwi International |
| KR | Kitty Hawk Aircargo |
| KTQ | Turks Air, Ltd. |
| KU | Kuwait Airways, Corp. |
| KW | Carnival Air Lines, Inc. |
| KW | Pacific Interstate Airlines |
| KX | Cayman Airways Limited |
| KZ | Nippon Cargo Airlines |
| L2 | Lynden Air Cargo Airlines |
| LA | Lan-Chile Airlines |
| LB | Lloyd Aereo Boliviano S. A. |
| LBQ | Millon Air, Inc. |
| LC | Legend Airlines |
| LC | Lineas Aereas Del Caribe |
| LG | Luxair |
| LGQ | Lineas Aereas Allegro |
| LH | Lufthansa German Airlines |
| LM | Alm Antillean Airlines |
| LO | Polskie Linie Lotnicze |
| LOQ | Lorair, Ltd. |
| LP | Lan Peru Airlines |
| LR | Lacsa |
| LSQ | Lineas Aereas Suramerican |
| LT | Luftransport-Unternehmen |
| LU | Air Atlantic Dominicana |
| LXQ | Translux Intl Airlines |
| LY | El Al Israel Airlines Ltd. |
| LZ | Balkan Bulgarian Airlines |
| LZQ | Leisure Int'L Airways Ltd. |
| M3 | Absa-Aerolinhas Brasileiras |
| M6 | Amerijet International |
| MA | Malev Hungarian Airlines |
| MG | Champion Air |
| MG | Mgm Grand Air, Inc. |
| MH | Malaysian Airline System |
| MJ | Lapa-Lineas Aereas Privadas |
| ML | Aero Costa Rica |
| ML | Midway Airlines, Inc. |
| MMQ | Miami Air International |
| MP | Martinair Holland N.V. |
| MQ | American Eagle Airlines,Inc |
| MQ | Simmons Airlines |
| MS | Egyptair |
| MSQ | Martinair Holland N.V. |
| MT | Flying Colours Airlines Ltd |
| MU | China Eastern Airlines |
| MUQ | Aerolineas Mundo |
| MX | Compania Mexicana De Aviaci |
| MY | Aerotransportes Mas De Crga |
| MYQ | Lineas Aereas Mayas (Lamsa) |
| N5 | Nations Air Express, Inc. |
| N6 | Aero Continente |
| NA | Executive Airlines |
| NB | Sterling Cargo |
| NEQ | North East Cargo Airlines |
| NG | Lauda Air Luftfahrt Ag |
| NH | All Nippon Airways Co. |
| NOQ | Novair Airlines Ab |
| NW | Northwest Airlines, Inc. |
| NWQ | N. W. Territorial Airways |
| NZ | Air New Zealand |
| OA | Olympic Airways |
| OB | Oasis Int'L Airlines, S.A. |
| OH | Comair, Inc. |
| OI | Paradise Airways |
| OI | Prestige Airways |
| OK | Czech Airlines |
| OK | Czechoslovak Airlines |
| ON | Air Nauru |
| OO | Unknown |
| OS | Austrian Airlines |
| OW | Executive Airlines |
| OZ | Asiana Airlines, Inc. |
| PA | Pan American World Airways |
| PCQ | Pace Airlines |
| PE | Air Europe S.P.A. |
| PFQ | Asia Pacific |
| PH | Polynesian Airlines Ltd. |
| PIQ | Pacific Int'L Airlines |
| PK | Pakistan Int'L Airlines |
| PL | Aero Peru |
| PLQ | Planet Airways |
| PN | Pan American Airways Corp. |
| PNQ | Panagra Airways |
| PO | Polar Air Cargo Airways |
| PR | Philippine Airlines, Inc. |
| PRQ | Florida West Airlines, Inc. |
| PRQ | Florida West Intl Airways |
| PUQ | Aeropuma |
| PY | Surinam Airways Limited |
| Q7 | Sobelair |
| QF | Qantas Airways Ltd |
| QK | Aeromaritime |
| QK | Air Nova, Inc. |
| QN | Royal Air |
| QO | Aeromexpress |
| QQ | Reno Air, Inc. |
| QT | Panamericanos,S.A. Tampa |
| QTQ | Aer Turas Teoranta |
| QX | Horizon Air |
| REQ | Renown Aviation |
| RG | Varig, S. A. |
| RIQ | Rich International Airways |
| RJ | Alia-(The) Royal Jordanian |
| RK | Air Afrique |
| RLQ | Reliant Airlines |
| RNQ | Airtours Int'L Airways |
| RO | Tarom Romanian Air Transpor |
| RU | Continental Express Airline |
| RYQ | Ryan International Airlines |
| SA | South African Airways |
| SAQ | Southern Air Transport, Inc |
| SBQ | Skyjet, S.A. |
| SEQ | Sky Service F.B.O. |
| SFQ | Pacific Int'L Airlines, Inc |
| SFQ | Sportsflight Airways, Inc. |
| SIQ | Premiair |
| SIQ | Scanair |
| SK | Scandinavian Airlines Sys. |
| SM | Sunworld Int'L Airlines |
| SN | Sabena Belgian World Air. |
| SO | Swiss World Airways |
| SPQ | Sun Pacific International |
| SQ | Singapore Airlines Ltd. |
| SR | Swissair Transport Co., Ltd |
| SU | Aeroflot Russian Airlines |
| SV | Saudi Arabian Airlines Corp |
| SX | Aeroejecutivo, S.A. |
| SY | Sun Country Airlines |
| SYQ | Sun Country Airlines |
| T9 | Transmeridian Airlines |
| TA | Taca Int'L Airlines |
| TCQ | Express.Net Airlines, Llc. |
| TCQ | Trans Continental Airlines |
| TG | Thai Airways Int'L Ltd. |
| TK | Turk Hava Yollari, A.O. |
| TKQ | Trans-Air-Link Corporation |
| TN | Air Tahiti Nui |
| TNQ | Emery Worldwide Airlines |
| TP | Tap-Portuguese Airlines |
| TR | Transbrasil, S.A. |
| TRQ | Blue Scandinavia Ab |
| TRQ | Transwede Airways Ab |
| TS | Air Transat |
| TTQ | Canada 3000 Airlines, Ltd. |
| TW | Trans World Airlines, Inc. |
| TX | Soc.Nouvelle Air Guadeloupe |
| TX | Transportes Aereos Nacional |
| TZ | American Trans Air, Inc. |
| TZQ | Air 2000 Limited |
| U7 | Usa Jet Airlines, Inc. |
| UA | United Air Lines, Inc. |
| UC | Ladeco |
| UD | Fast Air Carrier Ltd |
| UN | Transaero Airlines |
| UP | Bahamasair Holding Limited |
| US | Us Airways, Inc. |
| US | Usair |
| UX | Air Europa |
| UXQ | Air Europa |
| UYQ | Aerolineas Uruguayas S.A. |
| VA | Venezuelan Int'L Airways |
| VC | Servicios Avensa |
| VE | Aerovias Venezolanas-Avensa |
| VH | Aeropostal Alas De Venezuel |
| VI | Volga-Dnepr Airlines |
| VIQ | Viscount Air Service, Inc. |
| VP | Viacao Aerea Sao Paulo |
| VR | Transportes Aereos De Cabo |
| VS | Virgin Atlantic Airways |
| VX | Aces Airlines |
| WD | Halisa Air |
| WE | Challenge Air Cargo, Inc. |
| WI | Tradewinds Airlines |
| WO | World Airways, Inc. |
| WOQ | Winnport Logistics |
| X9 | Omni Air Express |
| XC | Air Caribbean |
| XG | North American |
| XG | North American Airlines |
| XJ | Mesaba Airlines |
| XP | Casino Express |
| YTU | Alaska Central Express |
| YV | Mesa Airlines, Inc. |
| YX | Midwest Express Airlines |
| ZB | Monarch Airlines |
| ZUQ | Zuliana De Aviacion |
| ZX | Airbc, Ltd. |