| Term | Full Form | Category |
|---|---|---|
| NRRN | National Regional Research Network | Others |
| NRRN | National Relocation and Referral Network | Others |
| NRRN | National Resident Registration Number | Others |
| NRRN | National Rural Research Network | Others |
| NRRN | Non Resident Representative Number | Others |
| NRRN | Nordic Rainforest Research Network | Others |
| NRRN | Nuclear Receptor Research Network | Others |
| NRRN | Nursing - Registered Nursing program | Others |