| Abbreviation | Definition |
|---|---|
| OPLA | Oracle Product Lifecycle Analytics |
| OPLC | Olympic Park Legacy Company |
| OPLI | Oregon Paleo Lands Institute |
| OPMAS | Oncology Patient Management Audit Services |
| OPO | Office Products Outlet |
| OPO | Owen, Patterson, & Owen |
| OPP | Oracle Promotional Partner |
| OPRC | Oak Park Residence Corporation |
| OPS | Off-Premises Station |
| OPS | On-Prem Solution |
| OPS | Optimized Pipeline Solutions |
| OPSC | On-line Provider Service Center |
| OPSC | Oriental Petrochemical Shanghai Corporation |
| OPSG | Ocean Pacific Seafood Group |
| OPSI | Organization of PJM States Inc |
| OPSL | Opes Prime Stockbroking, Limited |
| OPSM | Oahu Plumbing and Sheet Metal |
| OPSN | Optometric Practice Sales Network |
| OPSV | On-Premise Software Vendor |
| OPSX | Online Parts and Service Exchange |