| | Claiborne Parish | LA | 22027 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=ClaiborneParish+LA |
| | Catahoula Parish | LA | 22025 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=CatahoulaParish+LA |
| | Cameron Parish | LA | 22023 | | Lake Charles, LA 29340 | Lake Charles-DeRidder, LA 324 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=CameronParish+LA |
| | Caldwell Parish | LA | 22021 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=CaldwellParish+LA |
| | Calcasieu Parish | LA | 22019 | | Lake Charles, LA 29340 | Lake Charles-DeRidder, LA 324 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=CalcasieuParish+LA |
| | Caddo Parish | LA | 22017 | | Shreveport-Bossier City,
LA 43340 | Shreveport-Bossier
City-Minden, LA 508 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=CaddoParish+LA |
| | Bossier Parish | LA | 22015 | | Shreveport-Bossier City,
LA 43340 | Shreveport-Bossier
City-Minden, LA 508 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=BossierParish+LA |
| | Bienville Parish | LA | 22013 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=BienvilleParish+LA |
| | Beauregard Parish | LA | 22011 | | DeRidder, LA 19760 | Lake Charles-DeRidder, LA 324 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=BeauregardParish+Louisiana |
| | Avoyelles Parish | LA | 22009 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=AvoyellesParish+LA |