| NRN | Nation's Restaurant News
| Others |
| NRN | National Radio Network
| Others |
| NRN | National Radio News
| Others |
| NRN | National Rally Navigator
| Others |
| NRN | National Relief Network
| Others |
| NRN | National Research Network
| Others |
| NRN | National Research Networks
| Others |
| NRN | National Resource Network
| Others |
| NRN | National Road Network
| Others |
| NRN | Nations Restaurant News
| Others |
| NRN | Native Research Network
| Others |
| NRN | Nature Reviews Neuroscience
| Others |
| NRN | Nature Reviews Neuroscience journal
| Others |
| NRN | Naval Reservist News
| Others |
| NRN | Neonatal Research Network
| Others |
| NRN | Netware Remote Node
| Others |
| NRN | New Radio Now
| Others |
| NRN | New Rising Names
| Others |
| NRN | Nicaragua Resource Network
| Others |
| NRN | No Reply Necessary
| Others |
| NRN | No Reply Needed
| Others |
| NRN | No Report Necessary
| Others |
| NRN | No Response Necessary
| Others |
| NRN | No Response Needed
| Others |
| NRN | No Return Necessary
| Others |
| NRN | Non resident Nepalese
| Others |
| NRN | Non Resident Nepali
| Others |
| NRN | Non Resident Nigerian
| Others |
| NRN | Northwest Revival Network
| Others |
| NRN | Not Right Now
| Others |