OPBC
| 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 |