| Acronym | Definition |
|---|
| OVAC➣Oklahoma Visual Arts Coalition |
| OVAC➣Ohio Valley Athletic Conference |
| OVAC➣Ojai Valley Athletic Club (Ojai, CA) |
| OVAC➣Ossining Volunteer Ambulance Corps (est. 1958; Ossining, NY) |
| OVAC➣Ohio Valley Archaeological Consultants, Ltd. (Columbus, OH) |
| OVAC➣OVAC Visual Systems (formerly Okay Vision-Aide Corp.; Cathedral City, CA) |