| Acronym | Definition |
|---|
| OPBC➣Oregon Pacific Banking Company |
| OPBC➣Old Powhatan Baptist Church (Powhatan, VA) |
| OPBC➣Ohio Plant Biotechnology Consortium |
| OPBC➣Omaha Pedalers Bicycle Club (Omaha, NE) |
| OPBC➣Oakville Power Boat Club (Ontario, Canada) |
| OPBC➣Orrell Park Baptist Church (est. 1910; Liverpool, UK) |
| OPBC➣Occult Primary Breast Cancer |