Towns
| State | City/Town | Town Title |
|---|---|---|
| Idaho | Swan Valley | Swan Valley, ID |
| Idaho | Swanlake | Swanlake, ID |
| Idaho | Sweet | Sweet, ID |
| Idaho | Tendoy | Tendoy, ID |
| Idaho | Tensed | Tensed, ID |
| Idaho | Terreton | Terreton, ID |
| Idaho | Teton | Teton, ID |
| Idaho | Tetonia | Tetonia, ID |
| Idaho | Thatcher | Thatcher, ID |
| Idaho | Transfer | Transfer, ID |
| Idaho | Troy | Troy, ID |
| Idaho | Twin Falls | Twin Falls, ID |
| Idaho | Ucon | Ucon, ID |
| Idaho | Victor | Victor, ID |
| Idaho | Viola | Viola, ID |
| Idaho | Virginia | Virginia, ID |
| Idaho | Wallace | Wallace, ID |
| Idaho | Wayan | Wayan, ID |
| Idaho | Weippe | Weippe, ID |
| Idaho | Weiser | Weiser, ID |
| Idaho | Wendell | Wendell, ID |
| Idaho | Weston | Weston, ID |
| Idaho | White Bird | White Bird, ID |
| Idaho | Wilder | Wilder, ID |
| Idaho | Winchester | Winchester, ID |