| Acronym | Definition |
|---|
| OAAC➣Office of Affirmative Action Compliance (Los Angeles, CA) |
| OAAC➣Oklahoma Association for Academic Competition |
| OAAC➣Outdoor Advertising Association of Canada (Ontario, Canada) |
| OAAC➣Ozarks Amateur Astronomers Club (Missouri State University) |
| OAAC➣Ozark Area Arthritis Club (Missouri) |
| OAAC➣Ogontz Avenue Art Company (est. 1994; Philadelphia, PA) |