PTSC
| Acronym | Definition |
|---|---|
| PTSC | Paper Toilet Seat Cover |
| PTSC | Parabolic Trough Solar Collector (solar energy) |
| PTSC | Petroleum Technical Service Company (China) |
| PTSC | Pentagon Telecommunications Service Center |
| PTSC | Provisioning Technical Service Committee (Oasis) |
| PTSC | Parent Teacher Student Conference |
| PTSC | Portland Timbers Supporters Club (Portland, OR) |