WTHS
| Acronym | Definition |
|---|---|
| WTHS | Washington Township High School |
| WTHS | Warren Township High School (Gurnee, Illinois, USA) |
| WTHS | William Tennent High School (Warminster, Pennsylvania, USA) |
| WTHS | West Tennessee Historical Society (Memphis, TN) |
| WTHS | Washington Township Historical Society (Long Valley, NJ) |