TRHS
| Acronym | Definition |
|---|---|
| TRHS | Thunderridge High School (Colorado) |
| TRHS | Travelers Rest High School (South Carolina) |
| TRHS | Timberlane Regional High School |
| TRHS | Terry Reilly Health Services (Nampa, ID) |
| TRHS | Transactions of the Royal Historical Society |
| TRHS | Tray Ration Heating System |
| TRHS | Tantasqua Regional High School (Sturbridge, MA) |
| TRHS | Tweed River High School (Gold Coast, Australia) |