USPP
| Acronym | Definition |
|---|---|
| USPP | United States Park Police (National Park Service) |
| USPP | Upper San Pedro Partnership (Sierra Vista, AZ) |
| USPP | United States Pathway Program (various schools) |
| USPP | United States Pacifist Party |
| USPP | Ultra-Short-Period Planet (extrasolar) |
| USPP | United States Private Placement |
| USPP | Utility Service Protection Plan |
| USPP | Universal Service Preservation Plan (Nynex) |
| USPP | United States Pirate Party |
| USPP | United for Sanitary Paper Products (Egypt) |