| 70094 Avondale | 504 | Jefferson Parish | Louisiana (LA) |
| 70036 Barataria | 504 | Jefferson Parish | Louisiana (LA) |
| 70062 Beachview | 504 | Jefferson Parish | Louisiana (LA) |
| 70094 Bridge City | 504 | Jefferson Parish | Louisiana (LA) |
| 70123 Elmwood | 504 | Jefferson Parish | Louisiana (LA) |
| 70358 Grand Isle | 504 | Jefferson Parish | Louisiana (LA) |
| 70062 Green Lawn Terrace | 504 | Jefferson Parish | Louisiana (LA) |
| 70053 Gretna | 504 | Jefferson Parish | Louisiana (LA) |
| 70054 Gretna | 504 | Jefferson Parish | Louisiana (LA) |
| 70056 Gretna | 504 | Jefferson Parish | Louisiana (LA) |
| 70123 Harahan | 504 | Jefferson Parish | Louisiana (LA) |
| 70058 Harvey | 504 | Jefferson Parish | Louisiana (LA) |
| 70059 Harvey | 504 | Jefferson Parish | Louisiana (LA) |
| 70121 Jefferson | 504 | Jefferson Parish | Louisiana (LA) |
| 70062 Kenner | 504 | Jefferson Parish | Louisiana (LA) |
| 70063 Kenner | 504 | Jefferson Parish | Louisiana (LA) |
| 70064 Kenner | 504 | Jefferson Parish | Louisiana (LA) |
| 70065 Kenner | 504 | Jefferson Parish | Louisiana (LA) |
| 70097 Kenner | 504 | Jefferson Parish | Louisiana (LA) |
| 70060 La Gas Serv Inc | 504 | Jefferson Parish | Louisiana (LA) |
| 70067 Lafitte | 504 | Jefferson Parish | Louisiana (LA) |
| 70072 Marrero | 504 | Jefferson Parish | Louisiana (LA) |
| 70073 Marrero | 504 | Jefferson Parish | Louisiana (LA) |
| 70001 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70002 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70003 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70004 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70005 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70006 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70009 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70010 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70011 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70033 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70055 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70060 Metairie | 504 | Jefferson Parish | Louisiana (LA) |
| 70121 New Orleans | 504 | Jefferson Parish | Louisiana (LA) |
| 70123 New Orleans | 504 | Jefferson Parish | Louisiana (LA) |
| 70141 New Orleans | 504 | Jefferson Parish | Louisiana (LA) |
| 70181 New Orleans | 504 | Jefferson Parish | Louisiana (LA) |
| 70183 New Orleans | 504 | Jefferson Parish | Louisiana (LA) |
| 70123 River Ridge | 504 | Jefferson Parish | Louisiana (LA) |
| 70121 Shrewsbury | 504 | Jefferson Parish | Louisiana (LA) |
| 70094 South Kenner | 504 | Jefferson Parish | Louisiana (LA) |
| 70056 Terrytown | 504 | Jefferson Parish | Louisiana (LA) |
| 70094 Waggaman | 504 | Jefferson Parish | Louisiana (LA) |
| 70094 Westwego | 504 | Jefferson Parish | Louisiana (LA) |
| 70096 Westwego | 504 | Jefferson Parish | Louisiana (LA) |