| | Acadia Parish | LA | 22001 | | Lafayette, LA 29180 | Lafayette-New
Iberia-Opelousas, LA 318 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=AcadiaParish+LA |
| | Ascension Parish | LA | 22005 | | Baton Rouge, LA 12940 | Baton Rouge-Hammond, LA 132 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=AscensionParish+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 |
| | 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 |
| | 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 |
| | 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 |
| | De Soto Parish | LA | 22031 | | Shreveport-Bossier City,
LA 43340 | Shreveport-Bossier
City-Minden, LA 508 | Outlying | metro county (urban) | mining-dependent | https://maps.google.com/?q=DeSotoParish+LA |
| | East Baton Rouge Parish | LA | 22033 | | Baton Rouge, LA 12940 | Baton Rouge-Hammond, LA 132 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=EastBatonRougeParish+LA |
| | East Feliciana Parish | LA | 22037 | | Baton Rouge, LA 12940 | Baton Rouge-Hammond, LA 132 | Outlying | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=EastFelicianaParish+LA |
| | Grant Parish | LA | 22043 | | Alexandria, LA 10780 | | Outlying | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=GrantParish+LA |