| Acronym | Definition |
|---|
| PRPA➣Platte River Power Authority (Colorado & Wyoming) |
| PRPA➣Puerto Rico Ports Authority (Puerto Rican government agency) |
| PRPA➣Paleontological Resources Preservation Act of 2009 |
| PRPA➣Prince Rupert Port Authority (Canada, formerly Prince Rupert Port Corporation) |
| PRPA➣Post-Retirement Pension Adjustment (Alaska) |
| PRPA➣Pacific Railroad Preservation Association (Portland, OR) |
| PRPA➣Peel Regional Police Association (Mississauga, ON, Canada) |
| PRPA➣Prairie Region of Photographic Arts |
| PRPA➣Professional Race Pilots Association |
| PRPA➣Pennsylvania Rifle and Pistol Association |
| PRPA➣Polarization Reconfigurable Patch Antenna |