| Abbreviation | Definition |
|---|---|
| RESG | Regional Expert Safety Group |
| RFDC | Residential Flat Design Code |
| RFL | Road Fund Licence |
| RFMI | Regional Financial Management Improvement |
| RFO | Regional Forestry Office |
| RG | Rio Grande |
| RH | Rose Hill |
| RHA | Raleigh Housing Authority |
| RHED | Rural Housing and Economic Development |
| RHN | Russian Hill Neighbors |
| RHV | Reid- Hillview |
| RI | Round Island |
| RIA | Rhode Island Avenue |
| RIAT | Rapid Impact Assessment Team |
| RIBC | Reuse Idaho Brownfields Coalition |
| RIBGHE | Rhode Island Board of Governors for Higher Education |
| RIBK | Rhode Island Bankruptcy Court |
| RIC | Rosetown Information Centre |
| RIC | Rosetown Information Centre, Rosetown, Saskatchewan |
| RICAS | Rhode Island Comprehensive Assessment System |