| | | Tarrant County | TX | 48439 | Fort
Worth-Arlington-Grapevine,
TX 23104 | Dallas-Fort
Worth-Arlington, TX 19100 | Dallas-Fort Worth, TX-OK 206 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=TarrantCounty+TX |
| | | Taylor County | TX | 48441 | | Abilene, TX 10180 | Abilene-Sweetwater, TX 101 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=TaylorCounty+TX |
| | | Tom Green County | TX | 48451 | | San Angelo, TX 41660 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=TomGreenCounty+TX |
| | | Travis County | TX | 48453 | | Austin-Round Rock-San
Marcos, TX 12420 | | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=TravisCounty+TX |
| | | Upshur County | TX | 48459 | | Longview, TX 30980 | | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=UpshurCounty+Texas |
| | | Victoria County | TX | 48469 | | Victoria, TX 47020 | Victoria-Port Lavaca, TX 544 | Central | metro county (urban) | mining-dependent | https://maps.google.com/?q=VictoriaCounty+TX |
| | | Waller County | TX | 48473 | | Houston-Pasadena-The
Woodlands, TX 26420 | Houston-Pasadena, TX 288 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=WallerCounty+TX |
| | | Webb County | TX | 48479 | | Laredo, TX 29700 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=WebbCounty+TX |
| | | Wichita County | TX | 48485 | | Wichita Falls, TX 48660 | | Central | metro county (urban) | mining-dependent | https://maps.google.com/?q=WichitaCounty+TX |
| | | Williamson County | TX | 48491 | | Austin-Round Rock-San
Marcos, TX 12420 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=WilliamsonCounty+TX |
