- Kal-American International Airways
- Kalitta Charters LLC
- Key Airlines
- Kitty Hawk Aircargo
- Logistic Air
- Majestic Air
- MBI Aviation
- McClain Airlines
- MacNall Aviation
- MGM Grand Air
- Miami Air International (Quest Cargo International)
- Monarch Aviation
- MVP Air Tours
- Nations Air Express
- Northeastern Airlines
- Northern Air Cargo
- Omni International
- Orca Bay Aviation
- Orion Air
- Ozark Airlines*
- Pacific Air Express
- Pacific Airlines*
- Palace Air
- Paradise Airlines
- Paradise Island Airlines
- Paramount Airways
- Patriot Airlines
- Pegasus Aviation
- PeoplExpress
- Peregrine Aviation Services
- Piedmont Airlines
- Planet Airways
- Ports of Call /Skyworld
- Prestige Airways
- Pride Air
- PSA Pacific Southwest Airlines*
- Purolator Courier
- Red Apple Aviation Inc.
- Reeve Aleutian
- Regentair
- Republic Airlines*
- Rich International Airlines
- Roadway Global Air
- Roush Air llc
- Royal West Airlines
- Ryan Aviation Airlines
- Ryan International Airlines
- Seagreen Air Transport
- Sky One Airlines
- Sky Trek Aviation
- Skybus
- Southern Air Transport
- Southern Jet Aviation
- Southwest Jet
- Sportsflight Airways
- SRX Aero
- Sun Country Airlines
- Sun Pacific International
- Suncoast Airways
- Thunderbird Airways
- Trans Continental Airlines
- Trans International*
- TransMeridian Airlines
- Triangle Air
- Trump Shuttle
- UltrAir
- Universal Airlines
- Viscount Air Service
- Westfield Aviation
- Wien Air Alaska