| AAM | audio adapter module |
|---|---|
| AAN | Air Ambulance Network |
| AAS | Aging and Adult Services |
| AAS | Air Assault School |
| AAS | nórsky rýchlokorčuliar (OH 1960) |
| AAT | Army Assault Team |
| ABC | Audit Bureau of Circulations |
| ABC | skr. pre prvú pomoc, Airway-Breathing-Circulation |
| ABE | Adult Basic Education |
| ABS | Adult Book Store |