| 9A | označenie lietadiel Chorvátska |
|---|---|
| AACO | Arts and Culture Observatory (skr.) |
| AANS | Afroasian News Service (skr.) |
| AAS | Aging and Adult Services |
| AAS | Airport Advisory Service |
| AAS | Alert Area Supervisor |
| AAS | Alliance of AIDS Services (skr.) |
| AAS | American Auto Service |
| AB | krvná skupina |
| ABASTUMANI | astronomické observatórium pri obci Abastumani |