English abbreviations from nrk to nrra
- NRK (Norsk Rikskringkasting (Norwegian Broadcasting Corporation))
- NRKP (U. S. C. G. C. Mackinaw)
- NRL ((organization) Naval Research Laboratory)
- NRLC (National Right to Life Committee)
- NRLETF (National Right to Life Educational Trust Fund)
- NRM (Keibane Airport)
- NRMFA (Niagara Regional Minor Football Association)
- NRMM (NATO Reference Mobility Model)
- NRMP (National Resident Matching Program (U.S. medicine))
- NRN (Weeze Airport (formerly Niederrhein Airport))
- NRND (Not Recommended for New Design)
- NRO (U.S. National Reconnaissance Office)
- NROC (Northern Regional Operations Center (CARIBROC-CBRN))
- NRODT (National Review on Dead Tree)
- NROSS (Navy Remote Oceanographic Sensing System)
- NROTC (Navy Reserve Officer Training Corps)
- NRP (National Response Plan)
- NRPA (Narrow River Preservation Association)
- NRPC (Naval Reserve Personnel Center)
- NRPGI (National Registry of Professional Golf Instructors)
- NRR (Neuro-retinal rim)
- NRRA (National Risk Retention Association)