| Acronym | Definition |
|---|
| OPSR➣Organization for Pharmaceutical Safety and Research (Japanese semi-governmental organization) |
| OPSR➣Office of Private Sector Relations (St. Lucia) |
| OPSR➣Office of Public Service Reform (UK) |
| OPSR➣Oklahoma Partnership for School Readiness |
| OPSR➣Optimum Path Ship Routing |
| OPSR➣On-Premise School Representative |