| | | Orange County | TX | 48361 | | Beaumont-Port Arthur, TX 13140 | | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=OrangeCounty+TX |
| | | 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 |
| | | Potter County | TX | 48375 | | Amarillo, TX 11100 | Amarillo-Borger, TX 108 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=PotterCounty+TX |
| | | Randall County | TX | 48381 | | Amarillo, TX 11100 | Amarillo-Borger, TX 108 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=RandallCounty+TX |
| | | Robertson County | TX | 48395 | | College Station-Bryan, TX 17780 | | Outlying | metro county (urban) | mining-dependent | https://maps.google.com/?q=RobertsonCounty+TX |
| | | Rockwall County | TX | 48397 | Dallas-Plano-Irving, TX 19124 | Dallas-Fort
Worth-Arlington, TX 19100 | Dallas-Fort Worth, TX-OK 206 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=RockwallCounty+TX |
| | | Rusk County | TX | 48401 | | Longview, TX 30980 | | Outlying | metro county (urban) | mining-dependent | https://maps.google.com/?q=RuskCounty+Texas |
| | | San Patricio County | TX | 48409 | | Corpus Christi, TX 18580 | Corpus
Christi-Kingsville-Alice,
TX 204 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=SanPatricioCounty+TX |
| | | Smith County | TX | 48423 | | Tyler, TX 46340 | Tyler-Jacksonville, TX 540 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=SmithCounty+TX |
| | | Somervell County | TX | 48425 | | | | | metro county (urban) | nonspecialized | https://maps.google.com/?q=SomervellCounty+TX |
