| Locality | Postal Code |
|---|---|
| Arnaudville, Saint Landry | 70512 |
| Bayou Current, Saint Landry | 71353 |
| Bayou Petite Prairie, Saint Landry | 71345 |
| Bayou Rouge, Saint Landry | 71353 |
| Bunkie, Saint Landry | 71322 |
| Cankton, Saint Landry | 70584 |
| Church Point, Saint Landry | 70525 |
| Elba, Saint Landry | 71353 |
| Eunice, Saint Landry | 70535 |
| Goodwood, Saint Landry | 71353 |
| Grand Coteau, Saint Landry | 70541 |
| Krotz Springs, Saint Landry | 70750 |
| Lawtell, Saint Landry | 70550 |
| Le Moyen, Saint Landry | 71356 |
| Lebeau, Saint Landry | 71345 |
| Leonville, Saint Landry | 70551 |
| Melville, Saint Landry | 71353 |
| Morrow, Saint Landry | 71356 |
| Opelousas, Saint Landry | 70570 |
| Palmetto, Saint Landry | 71358 |
| Port Barre, Saint Landry | 70577 |
| Rosa, Saint Landry | 71345 |
| Sunset, Saint Landry | 70584 |
| Washington, Saint Landry | 70589 |
| Woodside, Saint Landry | 71353 |