| Abbreviation | Definition |
|---|---|
| FREC | Forest Resources and Environmental Conservation |
| FRES | Forest Ridge Elementary School |
| FRI | Forest Research Institute |
| FRIM | Forest Research Institute Malaysia |
| FRIM | Forest Research Institute of Malaysia |
| FRIN | Forestry Research Institute of Nigeria |
| FRIP | Forest Resource Improvement Program |
| FRIP | Forest Resources Improvement Program |
| FRIS | Forest Resource Information System |
| FRIS | Forest Restoration Information Service |
| FRM | Forest Regeneration Monitoring |
| FRMD | Forest Resource Management Division |
| FRMD | Forest Resources Management Division |
| FRNI | Forest Rehabilitation Need Index |
| FROC | Forest Row Osteopathic Clinic |
| FRPA | Forest and Range Practices Act |
| FRPA | Forest Range Practices Act |
| FRPDO | Forest Resource Protection and Development Objectives |
| FRRAP | Forest and Rangeland Resources Assessment Program (Sacramento, CA) |
| FRS | Forest and Rangeland Stewardship |