| Acronym | Definition |
|---|
| OPAM➣Optical Parallel Architecture Model |
| OPAM➣Observatorio Permanente Andaluz de las Migraciones (Spanish: The Permanent Migration Observatory of Andalusia; Andalusia, Spain) |
| OPAM➣Organic Producers Association of Manitoba (Manitoba, Canada) |
| OPAM➣Open Air Museum (sculpture park; Netherlands) |
| OPAM➣Object Perception, Attention and Memory |
| OPAM➣Office of Procurement and Assistance Management (US DOE) |
| OPAM➣Opera di Promozione per l'Alfabetizzazione nel Mondo (Italian: Organization for the Promotion of World Literacy) |
| OPAM➣Opes Prime Asset Management (Singapore) |
| OPAM➣On-Premise Account Managers |