| Code | Description |
|---|
| 02Q | Titan Airways |
| 04Q | Tradewind Aviation |
| 05Q | Comlux Aviation, AG |
| 07Q | Flair Airlines Ltd. |
| 09Q | Swift Air, LLC d/b/a Eastern Air Lines d/b/a Eastern |
| 0BQ | DCA |
| 0CQ | ACM AIR CHARTER GmbH |
| 0GQ | Inter Island Airways, d/b/a Inter Island Air |
| 0IQ | Lynx Aviation d/b/a Frontier Airlines |
| 0J | JetClub AG |
| 0JQ | Vision Airlines |
| 0KQ | Mokulele Flight Services, Inc. |
| 0LQ | Metropix UK, LLP. |
| 0MQ | Multi-Aero, Inc. d/b/a Air Choice One |
| 0Q | Flying Service N.V. |
| 0QQ | TAG Aviation (UK) Ltd. |
| 0RQ | TAG Aviation Espana S.L. |
| 0TQ | Corporatejets, XXI |
| 0UQ | Comlux Malta, Ltd. |
| 0VQ | Ocean Sky (UK) Limited |
| 0WQ | Avjet Corporation |
| 0Z | Island Air Service |
| 0ZQ | Air Excursions LLC |
| 10Q | Swiss Air Ambulance |
| 12Q | Unijet |
| 13Q | Chartright Air Inc. |
| 14Q | London Air Services Limited |
| 15Q | Air Alsie A/S |
| 16 | PSA Airlines Inc. |
| 17 | Piedmont Airlines |
| 17Q | Albinati Aeronautics SA |
| 1AQ | Via Airlines d/b/a Sterling Airways |
| 1BQ | Eastern Airlines f/k/a Dynamic Airways, LLC |
| 1DQ | Island Airlines LLC |
| 1EQ | KaiserAir, Inc. |
| 1FQ | Alsek Air |
| 1HQ | International Jet Management GmbH |
| 1IQ | Jet link AG |
| 1LQ | Bertelsmann Aviation GmbH |
| 1PQ | Makani Kai Air Charters |
| 1QQ | City Wings Inc dba Seaflight |
| 1RQ | Sun Air Express LLC dba Sun Air International |
| 1SQ | Star Marianas Air Inc. |
| 1TQ | Rhoades Aviation dba Transair |
| 1UQ | Gainjet Aviation SA |
| 1VQ | Scott Air LLC dba Island Air Express |
| 1WQ | Ultimate JetCharters LLC dba Ultimate Air Shuttle |
| 1XQ | Dassault Falcon Service |
| 1YQ | Air Charter, Inc d/b/a Air Flamenco |
| 1ZQ | Comlux Aruba NV |
| 20Q | Orange Air |
| 21Q | Corporate Flight Management Inc.d/b/a Crystal Luxury Air |
| 22Q | Gem Air LLC |
| 23Q | Songbird Airways Inc. |
| 24Q | Jet Story |
| 25Q | Mjet GmbH |
| 26Q | Albinati aviation Limited |
| 27Q | Jet Aviation Flight Services, Inc. |
| 28Q | Menagerie Enterprises Inc d/b/a Monarch Air |
| 29Q | Erickson Helicopters |
| 2AQ | ABS JETS A.S |
| 2E | Smokey Bay Air Inc. |
| 2EQ | J&M Alaska Air Tours, Inc. d/b/a Alaska Air Transit |
| 2F | Frontier Flying Service |
| 2GQ | Cavok Air LLC |
| 2HQ | Elite Airways LLC |
| 2JQ | Delux Public Charter LLC |
| 2K | Aerogal |
| 2KQ | Longtail Aviation Ltd. |
| 2LQ | Tropic Ocean Airways LLC |
| 2NQ | LIMA NY Corp d/b/a Fly The Whale |
| 2O | Island Air Service |
| 2RQ | Luxaviation S A |
| 2TQ | Trans Northern Airways d/b/a Air Unlimited Charter Services |
| 2U | Valley Air Express Inc. |
| 2UQ | Svenskt Industriflyg AB |
| 30Q | Public Charters, Inc. d/b/a North Country Sky d/b/a Regional Sky d/b/a Texas Sky |
| 34Q | Polaris Aviation Solutions, LLC |
| 36Q | Air Hamburg Luftverkehrsgesellschaft mbH |
| 37Q | Hillwood Airways, LLC f/k/a ATX Air Services, LLC |
| 38Q | Key Lime Air Corporation |
| 39Q | ADVANCED AIR, LLC |
| 3AQ | Maritime Helicopters, Inc. |
| 3BQ | Nealco Air Charter Services, Inc. d/b/a Watermakers Air |
| 3C | Regions Air, Inc. |
| 3DQ | Rectrix Aviation, Inc. |
| 3E | Multi-Aero, Inc. d/b/a Air Choice One |
| 3EQ | Scott Aviation, LLC d/b/a Silver Air |
| 3F | Pacific Airways, Inc. |
| 3FQ | Western Air Charter, Inc. d/b/a Jet Edge |
| 3K | Tatonduk Outfitters Limited d/b/a Tatonduk Flying Service |
| 3KQ | Junipogo, LLC |
| 3M | Silver Airways |
| 3S | AeroLogic GmbH |
| 3Z | Tatonduk Outfitters Limited d/b/a Everts Air Alaska and Everts Air Cargo |
| 4B | Boutique Air |
| 4C | Aerovias de Intergracian Regional |
| 4E | Tanana Air Service |
| 4EQ | Tanana Air Service |
| 4M | LAN Argentina |
