| Meaning | Category |
| UNIX Network Programming | Computing->Networking |
| Unified Negotiation Protocol | Computing->Networking |
| Union Pacific Corporation | Business->NYSE Symbols |
| United National Party | Governmental->Politics |
| United Nations Police | Governmental->Military Governmental->United Nations Governmental->US Government |
| Universal Nations Preventers | Miscellaneous->Funnies |
| University of Nagoya Press | Community->Media |
| Unión Nacional de Policía | International->Spanish |
| Unpublished | Computing->Telecom |
Click here to submit an acronym.
