| Locality | Post Code |
|---|---|
| Bayou Goula, Iberville | 70788 |
| Carville, Iberville | 70721 |
| Grosse Tete, Iberville | 70740 |
| Iberville, Iberville | 70776 |
| Maringouin, Iberville | 70757 |
| Plaquemine, Iberville | 70764 |
| Ramah, Iberville | 70757 |
| Rosedale, Iberville | 70772 |
| Saint Gabriel, Iberville | 70776 |
| Sunshine, Iberville | 70780 |
| White Castle, Iberville | 70788 |