| NRRC | National Reentry Resource Center 
| Others |
| NRRC | National Resilience Resource Center
| Others |
| NRRC | National Rex Rabbit Club
| Others |
| NRRC | Natural Resource Research Center
| Others |
| NRRC | Natural Resources Research Center
| Others |
| NRRC | Neil Road Recreation Center
| Others |
| NRRC | Nepal Risk Reduction Consortium
| Others |
| NRRC | Nevada Rangeland Resources Commission
| Others |
| NRRC | New Rochelle Racquet Club
| Others |
| NRRC | North Ridge Racquet Club
| Others |
| NRRC | North Roanoke Recreation Club
| Others |
| NRRC | Northeast Regional Research Center
| Others |
| NRRC | Northern Rockies Regional Center
| Others |
| NRRC | Northside Residence Redevelopment Council
| Others |
| NRRC | Northside Resident Redevelopment Council
| Others |
| NRRC | Northside Residents Redevelopment Council
| Others |
| NRRC | Nuclear and Radiological Regulatory Commission
| Others |
| NRRC | Nuclear Risk Reduction Center
| Others |
| NRRC | Nuclear Risk Reduction Centre
| Others |
| NRRC | Nuclear Risk Research Center
| Others |
| NRRC | University of Minnesota National Resilience Resource Center
| Others |