| Old Age Person |
Law |
OAP |
| Old Age Pension |
Business Position |
OAP |
| Osteoarthropathy |
Physiology |
OAP |
| One Act Play |
Performing Art |
OAP |
| Oceanic Automation Program |
Transportation |
OAP |
| Overseas Academic Program |
University |
OAP |
| On-line Action Plan |
Business |
OAP |
| Old Age Pensioners |
Military |
OAP |
| One step Approval Procedure (ETSI) |
Computer and Networking |
OAP |
| Open Arms Projects |
Organization |
OAP |
| Oldtimers Against Progress |
Funny |
OAP |
| Online Artists Project |
Community |
OAP |
| Outstanding Award Program |
Education |
OAP |
| Old Age Pensioner |
Military |
OAP |
| offset aiming point |
Government |
OAP |
| Osaka Amenity Park |
Community |
OAP |
| Offset Aimpoint |
Military and Defence |
OAP |
| Outgoing Active And Positive |
Education |
OAP |
| Old Age Premium |
Business Position |
OAP |
| Outdoor Adventure Program |
Community |
OAP |
| Online Artist's Project |
Internet |
OAP |
