AAA Airlines
AAI (Alaska Aeronautical Industries)
AAT Airlines
ABX Air
AccessAir
ACE (Alaska Central Express)(2nd)
ACE - Air Charter Express (Freight Runners Express)
ADI Charter Services (Aerodynamics)
Admiral Airways
Adventurers Travel Club
Aerial Transit
Aerie Airlines
Aero-Dyne Airlines
AeroAmerica
Aerobureau Corporation
Aeroclub International (Travel Club)
Aeroflite
Aerolaska
Aeromech Airlines
Aeronauts International (Travel Club)
Aeron International Airlines
Aero Rampart
Aero Service
Aero Spacelines
Aerostar Airlines
AeroSun International Airlines
Aero Union (USA)
Aero Virgin Islands
Agape Flights
Agro Air International
Air 1
Air 21
Air Adventurers (Travel Club)
Air America (1st) (CIA)
Air America (2nd)
Air America (Caribbean)
Air Americana
Air Arctic (USA)
Air Atlanta
Air Berlin USA
Airborne Express
AirCal
Air California
Air Cargo America
Air Cargo Carriers
Air Cargo Express (Alaska)
Air Caribbean (USA)
Air Charter West