| UPK | UMass Productivity Kit
| Others |
| UPK | Umbakamba Palya Kimbee
| Others |
| UPK | Unifitsirovannyj Pushechnyj Kontejner
| Others |
| UPK | Uninstall Product Key
| Others |
| UPK | Unique Primary Key
| Others |
| UPK | United Parker's Kenpo Club
| Others |
| UPK | United Parkers Kenpo
| Others |
| UPK | Universal Pasha Karate School
| Others |
| UPK | Universal Pre K
| Others |
| UPK | Universal Pre Kindergarten
| Others |
| UPK | Universal Pre- Kindergarten Program
| Others |
| UPK | Universal Puller Kit
| Others |
| UPK | University Park
| Others |
| UPK | University Park Elementary School
| Others |
| UPK | University Press of Kentucky
| Others |
| UPK | Unpack Function
| Others |
| UPK | User Productivity Kit
| Others |