AOBA
| Acronym | Definition |
|---|---|
| AOBA | Alpaca Owners and Breeders Association |
| AOBA | Apartment and Office Building Association (Washington, DC) |
| AOBA | Art of Battle Axe (Lineage 2 game) |
| AOBA | Akkordeon Orchester Bezirk Affoltern (German: Affoltern District Accordion Orchestra; Affoltern, Switzerland) |