sort by Rank | Alpha
| Possible Meanings | Rank |
| posterior rectal flap anorectoplasty | ** |
| Philip R Friedman and Associates | ** |
| pollution removal fund authorization | ** |
| Preliminary Regulatory Flexibility Analysis | ** |
| Pensacola Recreational Fishing Association | * |
| Pumicelands Rural Fire Authority | * |
| Poverty Reduction Framework Agreement | * |