OAHC
| Acronym | Definition |
|---|---|
| OAHC | Oklahoma Association for Home Care (Oklahoma City, OK) |
| OAHC | Oklahoma Appaloosa Horse Club (Oklahoma City, OK) |
| OAHC | Oklahoma Arabian Horse Club (Edmond, OK) |
| OAHC | Ontario Association of Help Centres (Canada) |
| OAHC | Occidental Area Health Center (San Anselmo, CA) |
| OAHC | Ottawa Area Housing Coalition (Ottawa, MI) |