| AAB | Australasian Associated Brewers |
|---|---|
| AACO | Australian Agricultural Company (skr.) |
| AAD | Applied Acoustic Design (skr.) |
| AAE | Australian Air Express |
| AAP | Australian Associated Press (skr.) |
| AAP | austrálska tlačová agentúra |
| AAP | tlačová agentúra Austrálie |
| AAS | Applied Acoustics Systems |
| AAS | Australian Academy of Science |
| AAS | Australian Accounting Standard |