WPSA
| Acronym | Definition |
|---|---|
| WPSA | Western Political Science Association (est. 1948; Sacramento, CA) |
| WPSA | World PowerSports Association |
| WPSA | World's Poultry Science Association |
| WPSA | Wildlife Preservation Society of Australia |
| WPSA | West Point Society of Atlanta (Atlanta, GA) |
| WPSA | Weekly Per Store Average |
| WPSA | Workers Party of South Africa |