| Locality | Post Code |
|---|---|
| Beech Grove, Jasper | 75951 |
| Bleakwood, Jasper | 75956 |
| Bon Ami, Jasper | 75956 |
| Brookeland, Jasper | 75931 |
| Browndell, Jasper | 75931 |
| Buna, Jasper | 77612 |
| Curtis, Jasper | 75951 |
| Erin, Jasper | 75951 |
| Evadale, Jasper | 77615 |
| Harrisburg, Jasper | 75951 |
| Holly Springs, Jasper | 75951 |
| Jasper, Jasper | 75951 |
| Kirbyville, Jasper | 75956 |
| Magnolia Springs, Jasper | 75956 |
| Mount Union, Jasper | 75956 |
| Roganville, Jasper | 75956 |