| PRDA | Pacific Riding For Developing Abilities 
| Others |
| PRDA | Paducah Riverfront Development Authority
| Others |
| PRDA | Paris Regional Development Agency
| Others |
| PRDA | Patna Regional Development Authority
| Others |
| PRDA | Pearl River Delta Area
| Others |
| PRDA | Pelvic Radiation Disease Association
| Others |
| PRDA | Performance Requirements and Design Assumptions
| Others |
| PRDA | Personnel Record Display Application
| Others |
| PRDA | Personnel Records Display Applicaiton
| Others |
| PRDA | Personnel Records Display Application
| Others |
| PRDA | Plymouth Road Development Authority
| Others |
| PRDA | Polish Racing Drivers of America
| Others |
| PRDA | Posterior Right Diagonal Artery
| Others |
| PRDA | Presbyterian Relief and Development Agency
| Others |
| PRDA | Primary Resource Development Assistance
| Others |
| PRDA | PRINT Regional Design Annual
| Others |
| PRDA | Print's Regional Design Annual
| Others |
| PRDA | Professional Racing Drivers Association
| Others |
| PRDA | Program Research and Development Announcement
| Others |
| PRDA | Program Research and Development Award
| Others |
| PRDA | Program Research Development Announcement
| Others |
| PRDA | Provincial Road Development Authority
| Others |
| PRDA | Psychiatry Residents Diversity Alliance
| Others |
| PRDA | Puerto Rico Department of Agriculture
| Others |