| | Parker County | TX | 48367 | Fort
Worth-Arlington-Grapevine,
TX 23104 | Dallas-Fort
Worth-Arlington, TX 19100 | Dallas-Fort Worth, TX-OK 206 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=ParkerCounty+TX |
| | Panola County | TX | 48365 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=PanolaCounty+TX |
| | Palo Pinto County | TX | 48363 | | Mineral Wells, TX 33420 | Dallas-Fort Worth, TX-OK 206 | Central | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=PaloPintoCounty+TX |
| | Orange County | TX | 48361 | | Beaumont-Port Arthur, TX 13140 | | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=OrangeCounty+TX |
| | Oldham County | TX | 48359 | | Amarillo, TX 11100 | Amarillo-Borger, TX 108 | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=OldhamCounty+TX |
| | Ochiltree County | TX | 48357 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=OchiltreeCounty+TX |
| | Nueces County | TX | 48355 | | Corpus Christi, TX 18580 | Corpus
Christi-Kingsville-Alice,
TX 204 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=NuecesCounty+TX |
| | Nolan County | TX | 48353 | | Sweetwater, TX 45020 | Abilene-Sweetwater, TX 101 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=NolanCounty+TX |
| | Newton County | TX | 48351 | | | | | metro county (urban) | nonspecialized | https://maps.google.com/?q=NewtonCounty+TX |
| | Navarro County | TX | 48349 | | Corsicana, TX 18620 | Dallas-Fort Worth, TX-OK 206 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=NavarroCounty+TX |