| Rank | Abbreviation | Meaning |
|---|
| ***** | OHRC | l'Orchestre d'Harmonie de la Région Centre
| |
| ***** | OHRC | Operation Hourly Ride Capacity
| |
| **** | OHRC | Oral Health Research Curriculum
| |
| **** | OHRC | Ontario Human Rights Code
| |
| **** | OHRC | Online Health Resource Center
| |
| **** | OHRC | Oral Health Resource Center
| |
| **** | OHRC | Of Human Rights Code
| |
| **** | OHRC | Oregon Hunting Retriever Club
| |
| **** | OHRC | Oral Health Research Center
| |
| **** | OHRC | Ohio Hunting Retriever Club
| |
| **** | OHRC | Out of Home Respite Care
| |
| *** | OHRC | Operational Hourly Ride Capacity
| |
| *** | OHRC | Oregon Human Rights Coalition
| |
| *** | OHRC | Organization Human Resource Consulting
| |
| *** | OHRC | Oklahoma Health Research Committee
| |
| *** | OHRC | Oregon Holocaust Resource Center
| |
| *** | OHRC | Oregon Hearing Research Center
| |
| *** | OHRC | Office of the Human Rights Commissioner
| |
| *** | OHRC | Oregon Health Resources Commission
| |
| *** | OHRC | Ocean Hemisphere Research Center
| |
| *** | OHRC | Organisation and Human Resources Research Centre
| |
| *** | OHRC | Ocala Health and Rehabilitation Center
| |
| *** | OHRC | Olathe Human Relations Commission
| |
| *** | OHRC | Oral History Research Center
| |
| ** | OHRC | Oklahoma Horse Racing Commission
| |