sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Palmetto Rural Telephone Cooperative | *** |
| Princess Royal Trust for Carers | *** |
| Potomac Rappahannock Transportation Commission | *** |
| Punjab Road Transport Corporation | *** |
| peroxyl radical-trapping capacity | ** |
| Pre Recruit Training Course | ** |
| Pepsu Roadways Transport Corporation | ** |
| Potomac Rappahannock Transit Commission | ** |
| Pre Release Therapeutic Community | ** |
| Partido Revolucionario de Trabajadores Centroamericanos | * |
| Pig Research and Training Centre | * |
| Presbyterian Rural Training Centre | * |
| Public Relations Transfer Center | * |
| Portable Real Time Clock | * |
| Puerto Rico the Commonwealth | * |
| positions and was promoted to Commandante | * |