| OMRP | Ontario Marine and Rescue Patrol 
| Others |
| OMRP | Ontario Medications Return Program
| Others |
| OMRP | Operations and Maintenance Requirements Plan
| Others |
| OMRP | Oral and Maxillofacial Rehabilitation Program
| Others |
| OMRP | Oral Maxillofacial Reconstruction Program
| Others |
| OMRP | Organizational Maintenance Repair Parts
| Others |
| OMRP | Organometallic Mediated Radical Polymerisation
| Others |
| OMRP | Organometallic Mediated Radical Polymerization
| Others |
| OMRP | Otwarty Mieszkaniowy Rachunek Powierniczy
| Others |
| OMRP | Oungre Memorial Regional Park
| Others |
| OMRP | Ovens Murray Regional Partnership
| Others |