| | Jefferson Parish | LA | 22051 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | in metro of > 1m | 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 | in metro of > 1m | federal/state
government-dependent | https://maps.google.com/?q=OrleansParish+LA |
| | Pearl River County | MS | 28109 | | Picayune, MS 38100 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | not in metro; pop > 5k
< 20k; metro-adjacent | nonspecialized | https://maps.google.com/?q=PearlRiverCounty+MS |
| | Plaquemines Parish | LA | 22075 | | New Orleans-Metairie, LA 35380 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | in metro of > 1m | 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 | in metro of > 1m | 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 | in metro of > 1m | 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 | in metro of > 1m | 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 | in metro of > 1m | manufacturing-dependent | https://maps.google.com/?q=St.JohntheBaptistParish+LA |
| | St. Tammany Parish | LA | 22103 | | Slidell-Mandeville-Covington,
LA 43640 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | in metro of > 250k
< 1m | nonspecialized | https://maps.google.com/?q=St.TammanyParish+LA |
| | Washington Parish | LA | 22117 | | Bogalusa, LA 14220 | New
Orleans-Metairie-Slidell,
LA-MS 406 | Central | not in metro; pop > 5k
< 20k; metro-adjacent | federal/state
government-dependent | https://maps.google.com/?q=WashingtonParish+LA |