| Abbreviation | Definition |
|---|---|
| NRDC | National Research Development Corporation |
| NREP | Newcastle Real Estate Photography |
| NREP | Nordic Real Estate Partners |
| NRES | Nationwide Real Estate Services |
| NRF | National Retail Federation |
| NRF | Norsk Renholdsverks Forening |
| NRFC | NorthStar Realty Finance Corp |
| NRFSI | Neo Ruiz Farrier Services Inc |
| NRG | New Radiany Group |
| NRG | Notman Racing Group |
| NRI | National Recycling Inc |
| NRI | Neptune Research Inc |
| NRI | Relocation Inc |
| NRIC | National Railway Infrastructure Company |
| NRIO | Non Residual Income Organizations |
| NRK | National Roll Kote |
| NRK | New River Kinematics |
| NRM | National Record Mart |
| NRP | National Register Publishing |
| NRPA | National Retirement Plan Advisors |