| Abbreviation | Definition |
|---|---|
| NRF | NATO (North Atlantic Treaty Organization) Response Force |
| NRF | NATO Response Forces |
| NRF | Naval Reserve Force |
| NRF | Not Ready For .... |
| NRFI | Not Ready For Issue |
| NRG | Notional Requirements Generator |
| NRHP | National Register of Historic Places |
| NRI | Net Radio Interface |
| NRKP | U. S. C. G. C. Mackinaw |
| NRL | Naval Research Laboratory |
| NRL | Nuclear Weapons (NUWEP) Reconnaissance List |
| NRMM | NATO Reference Mobility Model |
| NRN | Naval Reservist News |
| NROC | Northern Regional Operations Center (CARIBROC-CBRN) |
| NROSS | Navy Remote Oceanographic Sensing System |
| NROTC | Naval Reserve Officer Training Corps |
| NROTC | Navy Reserve Officers Training Program |
| NRP | National Response Plan |
| NRP | Network Radio Protocol |
| NRP | No Return Point |