| Locality | Post Code |
|---|---|
| Bourg, Lafourche | 70343 |
| Cut Off, Lafourche | 70345 |
| Des Allemands, Lafourche | 70030 |
| Galliano, Lafourche | 70354 |
| Gheens, Lafourche | 70355 |
| Golden Meadow, Lafourche | 70357 |
| Gray, Lafourche | 70359 |
| Kraemer, Lafourche | 70371 |
| Larose, Lafourche | 70373 |
| Leeville, Lafourche | 70357 |
| Lockport, Lafourche | 70374 |
| Mathews, Lafourche | 70375 |
| Montegut, Lafourche | 70377 |
| Raceland, Lafourche | 70394 |
| Saint Charles, Lafourche | 70394 |
| Thibodaux, Lafourche | 70301 |