| Abbreviation | Definition |
|---|---|
| NOI | Notice Of Investigation |
| NOIE | Notice of Intended Enforcement |
| NOL | No Objection Letter |
| NOL | Notice Of Liability |
| NOLM | National Office of Legal Metrology |
| NONCE | Not of Normal Criminal Element |
| NOOSE | National Office Of Security Enforcement |
| NOPS | Naturally Occurring Prohibited Substances |
| NOS | Not Otherwise Specified |
| NOTA | National Organ Transplant Act |
| NOV | Notice Of Violation |
| NOVCC | Northern Ohio Violent Crime Consortium |
| NP | No Patience |
| NP | Notary Public |
| NPA | National Prosecuting Authority |
| NPA | National Prosecution Authority |
| NPC | Not Particularly Cooperative |
| NPCL | Not for Profit Corporation Law |
| NPCO | New Palm Court Orchestra |
| NPD | Necropolis Police Department |