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 Applicators, Inc.
Aerial Transit
Aerie Airlines
Aero-Dyne Airlines
AeroAmerica
Aerobureau Corporation
Aeroclub International (Travel Club)
Aero Coach (2nd)
Aero Commuter Airlines
Aeroflite
Aerolaska
Aeromarine (Capital Cargo International Airlines)
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
aha! (ExpressJet Airlines)
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
Airbahn
Air Berlin USA
Airborne Express
AirCal