USPSA
| Acronym | Definition |
|---|---|
| USPSA | United States Practical Shooting Association |
| USPSA | United States Power Soccer Association (power soccer governing body; Carmel, IN; est. 2006) |
| USPSA | United States Process Servers Association (St. Louis, MO) |
| USPSA | United States Public Service Academy (Washington, DC) |
| USPSA | University of the South Pacific Student Association (various locations) |