| UPA | Punta Alegre, Cuba 
| Others |
| UPA | U Prep Academy
| Others |
| UPA | Uganda People's Army
| Others |
| UPA | Ulster Protestant Action
| Others |
| UPA | Ulta Pulta Alliance
| Others |
| UPA | Ultimate Players Association
| Others |
| UPA | Ultra Port Architecture
| Others |
| UPA | Ultrasonic Park Assist
| Others |
| UPA | Un Paso Adelante
| Others |
| UPA | Un Principled Alliance
| Others |
| UPA | Underground Producers Alliance
| Others |
| UPA | Underpriviledged Area - a measure of deprivation 0 is the mean for England
| Others |
| UPA | underprivileged area
| Others |
| UPA | União dos Povos de Angola
| Others |
| UPA | Unidad Productiva Agropecuaria
| Others |
| UPA | Uniform Parentage Act
| Others |
| UPA | Uniform Partnership Act
| Others |
| UPA | Union des Producteurs Agricoles
| Others |
| UPA | Unique Particle Attribution
| Others |
| UPA | Unit of Public Administration
| Others |
| UPA | United Partnership Association
| Others |
| UPA | United Patients Alliance
| Others |
| UPA | United Performing Association (upainc.net)
| Others |
| UPA | United Pilots Alliance
| Others |
| UPA | United Pool Association
| Others |
| UPA | United Poolplayers Association
| Others |
| UPA | United Powerlifting Association
| Others |
| UPA | United Production of America
| Others |
| UPA | United Productions of America
| Others |
| UPA | United Professional Pool Players Association
| Others |
| UPA | United Progreesive Alliance
| Others |
| UPA | United Progressive Alliance
| Others |
| UPA | United Property Associates
| Others |
| UPA | United Pure Alliance
| Others |
| UPA | United States Professional Poolplayers Association
| Others |
| UPA | Units Per Assembly
| Others |
| UPA | Universal Park Assist
| Others |
| UPA | Universal Parking Aid
| Others |
| UPA | Universal Port Architecture
| Others |
| UPA | Universal Powerline Association
| Others |
| UPA | Universal Programmer Analyser
| Others |
| UPA | University Park Apartments
| Others |
| UPA | University Pathway Alliance
| Others |
| UPA | University Pediatric Association
| Others |
| UPA | University Physician Associates
| Others |
| UPA | University Physicians Association
| Others |
| UPA | University Physicians' Association
| Others |
| UPA | University Prep Academy
| Others |
| UPA | University Preparatory Academy
| Others |
| UPA | University Press of America
| Others |
| UPA | UnPack Area
| Others |
| UPA | Uplink Processor Assembly
| Others |
| UPA | Urban and Public Affairs
| Others |
| UPA | Urban Promise Academy
| Others |
| UPA | Urokinase Plasminogen Activator
| Others |
| UPA | Usability Professionals Association
| Others |
| UPA | Usability Professionals' Association
| Others |
| UPA | Use all Power Available
| Others |
| UPA | User Part Available
| Others |
| UPA | Utility Partners of America
| Others |