| Acronym | Definition |
|---|
| TRSP➣Transport Seaplane (US Navy) |
| TRSP➣Turtle River State Park (North Dakota) |
| TRSP➣Toronto Region Sustainability Program (pollution prevention assistance; Canada) |
| TRSP➣Trailer Roll Stability Program (commercial vehicles) |
| TRSP➣Technology Resource Solutions for People (Salina, KS) |
| TRSP➣Texas Rail System Plan (infrastructure) |