PWSC
| Acronym | Definition |
|---|---|
| PWSC | Professional Warranty Service Corporation (Chantilly, VA) |
| PWSC | Preferred Weapon System Concept |
| PWSC | Panasonic World Solar Challenge (vehicle design competition; Australia) |
| PWSC | Prince William Swim Club (Virginia) |
| PWSC | Pennichuck Water Service Company (Merrimack, NH) |
| PWSC | Piarere Water Ski Club (Cambridge, New Zealand) |
| PWSC | Philippine Workers Support Committee |