| AAL | belgický žurnalista a politik (Henri Francois, 1933-2001) |
|---|---|
| AAP | Alternate Access Provider |
| AAS | Alternate Architecture Study |
| ABAZ | stará perzská strieborná minca |
| ABBADIA | talianska operná speváčka (Luigia, 1821-1896) |
| ABBOTT | americká operná speváčka - sopranistka (Emma, 1850-1891) |
| ABC | Alternative Birth Center |
| ABP | Alternating Bit Protocol |
| ABS | Alternative Bank Schweiz, švajčiarska banka so sídlom v Oltene |
| ABS | Alternative Billing Service |