Company
- All American Bus Lines, Inc.1
- All-American Mohawk Corporation1
- Allegheny Airlines1
- Allen B. DuMont Laboratories, Inc.139
- Alton Railroad1
- Aluminum Company of America2
- America Fore Insurance and Indemnity Group1
- American Air Filter Company, Incorporated1
- American Airlines, Inc.198
- American Automatic Electric Sales Company4
- American Broadcasting Company1
- American Cable & Radio System1
- American Export Airlines1
- American Export Lines32
- American Fabrics Company1
- American Federation of Musicians1
- American Locomotive1
- American Machine And Metals, Inc.1
- American Overseas Airlines5
- American President Lines24
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