- Tuxedo
- Twichell
- Twitty
- Texhoma
- Texline
- The Colony
- The Hills
- The Woodlands
- Thompsons
- Thorntonville
- Thrall
- Throckmorton
- Tierra Bonita
- Tierra Bonita Colonia
- Tierra Grande
- Taylortown
- Tigertown
- Timbercreek Canyon
- Timberwood Park
- Timpson
- Tira
- Toco
- Todd Mission
- Tolar
- Tom Bean
- Tomball
- Tool
- Tornillo
- Toyah
- Tradewinds