| Abbreviation | Definition |
|---|---|
| NKW | Not Known Where |
| NL | No Liability |
| NL | No Lies |
| NL | No Litigation |
| NLC | National Law Center |
| NLEO | National Law Enforcement Officer |
| NLEOMF | National Law Enforcement Officers Memorial Fund |
| NLETS | National Law Enforcement Telecommunications System |
| NLF | National Legal Foundation |
| NLN | Neurotrauma Law Nexus |
| NLN | No Last Name |
| NLRA | National Labor Relations Act |
| NLRD | National Legal Research Desk |
| NLS | Neighborhood Legal Services |
| NLV | No Legal Values |
| NLW | Non-Lethal Weapon |
| NM | No More |
| NM | Not Mine |
| NMAC | New Mexico Administrative Code |
| NML | Narcotics, Money, and Lust |