| AACO | AIDS Activities Coordinating Office |
|---|---|
| AACO | Assault Airlift Control Officer |
| AAO | Area Audit Office |
| ADO | Assistant Duty Officer |
| AEO | Assistant Executive Officer |
| AFO | Agency Field Office (skr.) |
| AH | iniciálky HOFFMEISTERA |
| AOB | Athletic Office Building (skr.) |
| AOD | Alliance Offensive et Défensive (fran.) - Aliancia na obranu a útok |
| AOR | Ass.des Officier de Réserve |