The class of service descriptions, for our Grasp feature to automate air class of service descriptions, are maintained for 433 airlines by ATPCO.
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| Airline Code | Airline Name |
| 0B | Blue Air Airline Management |
| 2D | Dynamic Airways |
| 2J | Air Burkina |
| 2K | Aerolineas Galapagos Aerogal |
| 2L | Helvetic Airways Ag |
| 2M | Maya Island Air |
| 2N | Nextjet Ab |
| 3B | Borinquen Air (Cargo) |
| 3G | Drb-Hicom Asia Cargo Express |
| 3H | Air Inuit |
| 3K | Jetstar Asia Airways Pte |
| 3M | Silver Airways |
| 3O | Air Arabia Maroc |
| 3Q | Aerochasqui |
| 3S | Air Antilles Express |
| 3U | Sichuan Airlines |
| 4B | Boutique Air |
| 4M | LATAM Airlines Argentina |
| 4O | Abc Aerolineas De C.V. (Interjet) |
| 4Q | Safi Airways |
| 4T | Belair Airlines |
| 4U | Germanwings |
| 4Z | Airlink |
| 5B | Bassaka Air |
| 5F | Fly One S.R.L. |
| 5H | Five Fourty Aviation |
| 5J | Cebu Air Inc |
| 5N | Nordavia |
| 5O | Asl Airlines France |
| 5T | Canadian North |
| 5U | Transportes Aereos Guatemaltecos S. |
| 5Z | Cemair |
| 6H | Israir Airlines And Tourism |
| 6I | Air Alsie A/S |
| 6S | Saudi Gulf Airlines |
| 7C | Jeju Air Co. |
| 7F | Bradley Air Services |
| 7G | Star Flyer |
| 7H | Corvus Airlines |
| 7I | Insel Air International B.V. |
| 7R | Redwings Airways |
| 7W | Wind Rose Aviation Company |
| 8F | Stp Airways |
| 8I | Inselair Aruba N.V. |
| 8L | Lucky Air Co. |
| 8M | Myanmar Airways International |
| 8P | Pacific Coastal Airlines |
| 8Q | Onur Air Tasimacilik A.S. |
| 9F | Eurostar International |
| 9K | Hyannis Air Service |
| 9M | Central Mountain Air |
| 9N | Tropic Air |
| 9U | Air Moldova |
| 9V | Avior Airlines C.A. |
| 9W | Jet Airways (India) |
| A3 | Aegean Airlines |
| A5 | Hop! |
| A9 | Georgian Airways |
| AA | American Airlines |
| AB | Air Berlin |
| AC | Air Canada |
| AD | Azul Linhas Aereas Brasileiras |
| AE | Mandarin Airlines |
| AF | Air France |
| AG | Arubaanse Luchtvaart Maatschappij |
| AH | Air Algerie |
| AI | Air India |
| AM | Aeromexico |
| AR | Aerolineas Argentinas |
| AS | Alaska Airlines |
| AT | Royal Air Maroc |
| AV | Avianca |
| AY | Finnair |
| AZ | Alitalia |
| B0 | Dreamjet Sas |
| B2 | Belavia Belarusian Airlines |
| B5 | East African Safari Air Express |
| B6 | Jetblue Airways |
| B7 | Uni Airways |
| BA | British Airways |
| BC | Skymark Airlines |
| BD | Cambodia Bayon Airlines |
| BE | Flybe |
| BF | French Blue |
| BG | Biman Bangladesh Airlines |
| BI | Royal Brunei Airlines |
| BK | Okay Airways Company |
| BL | Jetstar Pacific Airlines |
| BM | British Midland Regional |
| BP | Air Botswana |
| BR | Eva Air |
| BS | Us-Bangla Airlines |
| BT | Air Baltic |
| BV | Blue Panorama Airlines S.P.A. |
| BW | Caribbean Airlines |
| BX | Air Busan |
| CA | Air China |
| CE | Chalair Aviation |
| CF | China Postal Airlines |
| CI | China Airlines |
| CM | Copa Airlines |
| CO | Cobaltair |
| CU | Cubana |
| CX | Cathay Pacific Airways |
| CY | Cyprus Airways |
| CZ | China Southern Airlines |
| D8 | Norwegian Air International |
| DE | Condor |
| DI | Norwegian Air Uk |
| DL | Delta Air Lines |
| DN | Air Exel (Belgique) |
| DR | Ruili Airlines Co. |
| DT | Taag Angola Airlines |
| DV | Aircompany Scat |
| DX | Danish Air Transport |
| DY | Norwegian Air Shuttle |
| DZ | Donghai Airlines Co. |
| EC | Openskies |
| EI | Aer Lingus |
| EK | Emirates |
| EL | Ellinair S.A |
| EN | Air Dolomiti |
| EQ | Tame Linea Aerea Del Ecuador |
| ET | Ethiopian Airlines |
| EW | Eurowings |
| EY | Etihad Airways |
| F7 | Darwin Airline Sa |
| F9 | Frontier Airlines |
| FA | Safair (Proprietary) |
| FB | Bulgaria Air |
| FC | Vee H Aviation |
| FE | Far Eastern Air Transport |
| FI | Icelandair Fluegleidir |
| FJ | Air Pacific |
| FL | Airtran Airways |
| FM | Shanghai Airlines |
| FN | Fastjet Airlines |
| FS | Missionary Aviation Fellowship |
| FZ | Flydubai |
| G3 | GOL Transportes Aéreos |
| G5 | China Express Airlines |
| G9 | Air Arabia |
| GA | Garuda Indonesia Airways |
| GE | Transasia Airways |
| GF | Gulf Air |
| GJ | Loong Air |
| GK | Jetstar Japan Co. |
| GL | Air Greenland |
| GP | Apg Airlines |
| GQ | Sky Express |
| GR | Aurigny Air Services |
| GS | Tianjin Airlines Co. |
| GW | Kuban Airlines |
| GX | Guangxi Beibu Gulf Airlines Co. |
| GZ | Air Rarotonga |
| H1 | Hahn Air Systems |
| H2 | Sky Airline |
| H9 | Himalaya Airlines |
| HA | Hawaiian Airlines |
| HC | Naske Air |
| HF | Air Cote D'Ivoire |
| HG | Niki Luftfahrt |
| HM | Air Seychelles |
| HO | Juneyao Airlines Co.. |
| HQ | Thomas Cook Airlines Belgium N.V. |
| HR | Hahn Airlines |
| HU | Hainan Airlines |
| HX | Hong Kong Airlines |
| HY | Uzbekistan Airways |
| HZ | Aurora Airlines |
| I2 | Compania Operadora De Corto Y Medio |
| I9 | Air Italy S.P.A. |
| IB | Iberia |
| ID | Pt. Batik Air Indonesia |
| IE | Solomon Islands Airlines |
| IG | Meridiana |
| IT | Tigerair Taiwan Co. |
| IW | Pt. Wings Abadi Airlines |
| IY | Yemen Airways |
| IZ | Arkia Israeli Airlines |
| J1 | One Jet |
| J2 | Azerbaijan Airlines |
| J9 | Jazeera Airways |
| JA | B&H Airlines |
| JD | Beijing Capital Airlines Co. |
| JE | Mango Airlines (Soc) |
| JJ | LATAM Airlines Brasil |
| JL | Japan Airlines |
| JM | Jambojet |
| JP | Adria Airways |
| JQ | Jetstar Airways Pty |
| JT | Lion Airlines |
| JU | Air Serbia |
| JV | Bearskin Lake Air Service |
| JX | Dac Aviation (Ec) |
| K6 | Cambodia Angkor Air |
| KA | Cathay Dragon |
| KC | Air Astana |
| KE | Korean Air |
| KF | Blue1 |
| KK | Atlasjet Airlines |
| KL | Klm Royal Dutch Airlines |
| KM | Air Malta |
| KN | China United Airlines |
| KP | Asky |
| KQ | Kenya Airways |
| KR | Karair |
| KU | Kuwait Airways |
| KW | Korea Express Air Co. |
| KX | Cayman Airways |
| KY | Kunming Airlines |
| LA | Latam |
| LG | Luxair |
| LH | Lufthansa |
| LI | Liat |
| LJ | Jin Air Co. |
| LM | Loganair |
| LO | Lot Polish Airlines |
| LQ | Cohlmia Aviation (Cargo) |
| LR | Lineas Aereas Costarricenses (LACSA) |
| LV | Mega Global Air Services (Maldives) |
| LW | Air Nevada |
| LX | Swiss |
| LY | El Al Israel Airlines |
| M0 | Aero Mongolia |
| M9 | Motor-Sich Jsc |
| MD | Air Madagascar |
| ME | Middle East Airlines |
| MF | Xiamen Airlines |
| MG | Miami Air Lease |
| MH | Malaysia Airlines |
| MI | Silkair |
| MJ | Mihin Lanka (Pvt) |
| MK | Air Mauritius |
| MN | Comair |
| MS | Egyptair |
| MT | Thomas Cook Airlines |
| MU | China Eastern Airlines |
| N4 | Nord Wind |
| NE | Nesma Airlines |
| NF | Air Vanuatu (Operations) |
| NH | All Nippon Airways |
| NK | Spirit Airlines |
| NN | Vim Airlines |
| NO | Neos |
| NP | Nile Air |
| NS | Hebei Airlines Co. |
| NT | Binter Canarias |
| NU | Japan Transocean Air Co. |
| NX | Air Macau Company |
| NZ | Air New Zealand |
| O6 | Avianca Brasil |
| OA | Olympic Airways |
| OB | Boliviana De Aviacion (Boa) |
| OD | Malindo Airways Sdn Bhd ( Malindo A |
| OK | Czech Airlines |
| OL | Polynesian |
| OM | Miat - Mongolian Airlines |
| OR | Tui Airlines Nederland B.V. |
| OS | Austrian Airlines |
| OU | Croatia Airlines |
| OV | Salam Air |
| OX | Air Hudik |
| OY | Andes Lineas Aereas |
| OZ | Asiana Airlines |
| P0 | Proflight Commuter Services |
| P9 | Peruvian Air Line |
| PB | Provincial Airlines |
| PC | Pegasus Hava Tasimaciligi A.S. |
| PD | Porter Airlines |
| PE | Altenrhein Luftfahrt |
| PG | Bangkok Airways Co. |
| PJ | Air Saint Pierre |
| PK | Pakistan International Airlines |
| PL | Southern Air Charter Co. |
| PN | China West Air |
| PR | Philippine Airlines |
| PS | Ukraine Airlines |
| PU | Plus Ultra Lineas Aereas S. A. |
| PW | Precision Air Services |
| PX | Air Niugini Pty |
| PY | Surinam Airways |
| PZ | LATAM Airlines Paraguay |
| Q2 | Island Aviation Services |
| QC | Cameroon Airlines |
| QD | Grand Airways |
| QF | Qantas Airways |
| QH | Qwestair |
| QI | Cimber Air |
| QN | Air Outre Mer |
| QR | Qatar Airways |
| QS | Travel Service A.S. |
| QV | Lao Airlines |
| QW | Qingdao Airlines Co. |
| R3 | Joint Stock Company Aircompany |
| R7 | Aserca Airlines |
| RA | Nepal Airlines |
| RB | Syrian Arab Airlines |
| RC | Atlantic Airways |
| RG | Rotana Jet |
| RJ | Royal Jordanian |
| RM | Aircompany Armenia |
| RO | Tarom |
| RS | Air Seoul Inc |
| RX | Regent Airways |
| S2 | Jet Lite (India) |
| S3 | Santa Barbara Airlines C.A. |
| S4 | Sata Internacional |
| S7 | Siberia Airlines (S7) |
| SA | South African Airways |
| SB | Air Caledonie International |
| SC | Shandong Airlines |
| SE | Xl Airways France |
| SF | Tassili Airlines |
| SG | Spicejet |
| SK | Scandinavian Airlines |
| SL | Thai Lion Mentari Co. |
| SM | Air Cairo |
| SN | Brussels Airlines |
| SP | Sata - Air Acores |
| SQ | Singapore Airlines |
| SS | Corsair |
| ST | Germania Fluggesellschaft |
| SU | Aeroflot |
| SV | Saudi Arabian Airlines |
| SW | Air Namibia |
| SX | Skywork Airlines Ag |
| SY | Sun Country Airlines |
| T3 | Air Kilroe |
| T4 | Rhoades Aviation |
| T7 | Twin Jet |
| TA | Taca International Airlines |
| TB | Tui Airlines Belgium |
| TC | Air Tanzania Company |
| TF | Braathens Regional Aviation Ab |
| TG | Thai Airways International |
| TK | Turkish Airlines |
| TL | Air North |
| TM | Lam - Linhas Aereas De Mocambique |
| TN | Air Tahiti Nui |
| TP | Tap Portugal |
| TR | Tiger Airways Singapore Pte. |
| TS | Air Transat |
| TU | Tunisair |
| TV | Tibet Airlines |
| TW | T'Way Air Co. |
| TX | Air Caraibes |
| TZ | Scoot Private |
| U6 | Ural Airlines |
| U8 | Tus Airways |
| UA | United Airlines |
| UB | Myanmar National Airlines |
| UD | Hex'Air |
| UH | Aircompany Atlasjet Ukraine |
| UJ | Almasria Universal Airlines |
| UK | Vistara |
| UL | Srilankan Airlines |
| UM | Air Zimbabwe |
| UN | Transaero |
| UO | Hong Kong Express Airways |
| UP | Bahamasair |
| UQ | Urumqi Airlines |
| US | Us Airways |
| UT | Utair Aviation Joint-Stock Company |
| UU | Air Austral |
| UX | Air Europa Lineas Aereas |
| V3 | Carpatair |
| V7 | Volotea |
| VA | Virgin Australia International |
| VB | Aeroenlaces Nacionales De C.V. |
| VG | Aerolineas El Salvador (Cargo) |
| VH | Air Burkina |
| VJ | Vietjet Aviation Joint Stock |
| VK | Air Vallee |
| VL | Med View Airlines (Nig) |
| VN | Vietnam Airlines Jsc |
| VR | Transportes Aereos De Cabo Verde |
| VS | Virgin Atlantic Airways |
| VT | Air Tahiti |
| VV | Aerosvit |
| VW | Transportes Aeromar De C.V. |
| VX | Virgin America |
| VY | Vueling Airlines |
| W2 | Flexflight |
| W3 | Arik Air |
| W4 | Lc Busre Sac |
| WB | Rwandair |
| WE | Centurion Air Cargo |
| WF | Wideroe |
| WG | Sunwing Airlines |
| WK | Edelweiss Air Ag |
| WM | Windward Islands Airways |
| WN | Southwest Airlines |
| WP | Hawaii Island Air |
| WS | Westjet |
| WW | Wow Air Ehf |
| WX | Cityjet |
| WY | Oman Air (O.C) |
| WZ | Red Wings |
| XF | Vladivostok Air |
| XG | Sunexpress Deutschland |
| XK | Air Corsica |
| XL | Aerolane Lineas Aerea Ncaional |
| XQ | Sunexpress |
| XW | Nokscoot Airlines Company |
| XY | Flynas |
| XZ | South African Express Airways |
| Y4 | Volaris |
| Y7 | Nordstar |
| YC | Yamal Airlines |
| YM | Montenegro Airlines |
| YO | Heli Air Monaco |
| YR | Grand Canyon Airlines |
| YU | Euroatlantic Airways Transportes |
| YV | Mesa Airlines |
| Z5 | Global Africa Aviation |
| Z6 | Dniproavia |
| Z8 | Compania De Servicios De Transporte |
| Z9 | Bek Air |
| ZA | Sky Angkor Airlines |
| ZC | Royal Swazi National Airways |
| ZE | Eastar Jet Co. |
| ZH | Shenzhen Airlines |
| ZI | Aigle Azur |
| ZK | Great Lakes Aviation |
| ZL | Regional Express Pty |
| ZM | Air Manas |
| ZP | Amaszonas Del Paraguay |
| A0 | Avianca Argentina |
| ML | Méditerranée |
| O8 | Siam Air |
| R2 | Orenair |
| YY | Virginwings |