| Acronym | Definition |
|---|
| ODHA➣Oficina de Derechos Humanos del Arzobispado (Spanish: Archbishop's Human Rights Office) |
| ODHA➣Ottawa District Hockey Association (Canada) |
| ODHA➣Oregon Dental Hygienists Association |
| ODHA➣Oklahoma Dental Hygienists' Association |
| ODHA➣Ohio Dental Hygienists' Association |
| ODHA➣Old Deer Hunters Association |