| Acronym | Definition |
|---|
| UPSA | Union Professionnelle Suisse de l'Automobile |
| UPSA | United Professional Sales Association |
| UPSA | Universidad Privada de Santa Cruz de la Sierra |
| UPSA | Urbanizadora Paranoazinho SA (Brazilian real estate firm) |
| UPSA | Undergraduate Political Science Association |
| UPSA | University of the Philippines Singing Ambassadors |
| UPSA | Unione Penisola Sorrentina Albergatori |
| UPSA | Undergraduate Psychology Students' Association |
| UPSA | Unclassified Professional Staff Association |
| UPSA | UPS Autogistics |
| UPSA | United Pool and Spa Association |
| UPSA | Universidad Pública de Salamanca (Spain) |
| UPSA | Unpaid Scientific Associate |
| UPSA | Utah Professionals in Student Activities |
| UPSA | Universidad Pontificia Solo Alumnos |
| UPSA | Unpriced Supplemental Agreement |
| UPSA | University of California Performance Skills Assessment |
| UPSA | Uniwersalny Program Skanowania Arkuszy |
| UPSA | University Police Student Assistant (Buffalo State University of New York) |