| | Iberia Parish | LA | 22045 | | New Iberia, LA 35340 | Lafayette-New
Iberia-Opelousas, LA 318 | Central | metro county (urban) | mining-dependent | https://maps.google.com/?q=IberiaParish+LA |
| | Jefferson Parish | LA | 22051 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=JeffersonParish+LA |
| | Orleans Parish | LA | 22071 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=OrleansParish+LA |
| | Plaquemines Parish | LA | 22075 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=PlaqueminesParish+LA |
| | St. Bernard Parish | LA | 22087 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=St.BernardParish+LA |
| | St. Charles Parish | LA | 22089 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=St.CharlesParish+LA |
| | St. James Parish | LA | 22093 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=St.JamesParish+LA |
| | St. John the Baptist
Parish | LA | 22095 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=St.JohntheBaptistParish+LA |
| | St. Landry Parish | LA | 22097 | | Opelousas, LA 36660 | Lafayette-New
Iberia-Opelousas, LA 318 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=St.LandryParish+LA |
| | Lincoln Parish | LA | 22061 | | Ruston, LA 40820 | Monroe-Ruston, LA 384 | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=LincolnParish+LA |