US Domestic Airlines
- Air Cruise America
- Alaska Air
- Aloha Air
- America West Airlines
- American Airlines
- Bearskin Airlines
- Carnival Airlines
- Comair
- Continental Airlines
- Delta Air Lines
- Frontier Airlines
- Greyhound Air
- Hawaiian Airlines
- Jet Express
- Kenmore Air
- Kiwi International Airlines
- Laker Airways
- Mahalo Air
- Mesaba Airlines
- Northwest Airlines
- Pacific Coastal Airlines
- Reeve Aleutian Airways
- Reno Air
- Southwest Airlines
- Skywest Airlines
- Sunshine Airlines
- TWA
- United Airlines
- United Express/Atlantic Coast Airlines
- US Air
- US Airways
- ValuJet
- WestJet Airlines
- Western Pacific Airlines
- World Airways