| Abbreviation | Definition |
|---|---|
| NOMI | North Minneapolis |
| NOMQ | NOMinations Qualified |
| NOTL | Niagara-On-The-Lake |
| NOVA | Northern Virginia |
| NP | No Parking |
| NPAA | Non-Pensionable Annual Allowance |
| NPC | Niagara Parks Commission |
| NPPD | Nebraska Public Power District |
| NPR | New Port Richey |
| NPS | Nathan Phillips Square |
| NPSB | Nurse Professional Standards Board |
| NPSC | National Public Safety Commission |
| NRAP | Nevada Rules of Appellate Procedure |
| NRBB | National Register Battlefield Boundaries |
| NRBS | National Recreational Boating Survey |
| NRC | NADRA Registration Center |
| NRCP | Nevada Rules of Civil Procedure |
| NRG | New River Gorge |
| NRGNR | New River Gorge National River |
| NRH | North Richland Hills |