| Term | Full Form | Category |
|---|---|---|
| OOPA | Ohio Orthotics and Prosthetics Association | Others |
| OOPA | Oregon Optometric Physicians Association | Others |
| OOPA | Out Of Place Artifact | Others |
| OOPA | Out Of Place Artifacts | Others |
| OOPA | Out Of Plane Angle | Others |
| OOPA | Out of programme activities | Others |
| OOPA | Out-Of-Place Artifact | Others |
| OOPA | Outstanding Office Professional Award | Others |
| OOPA | Owner Occupied Payment Agreements | Others |