| Locality | Post Code |
|---|---|
| Alex, Rapides | 71301, 71302, 71303 |
| Alexandria, Rapides | 71301, 71302, 71303 |
| Alfalfa, Rapides | 71409 |
| Anandale, Rapides | 71301 |
| Ball, Rapides | 71405 |
| Barron, Rapides | 71328 |
| Bennetts Bay, Rapides | 71430 |
| Big Island, Rapides | 71328 |
| Blanche, Rapides | 71433 |
| Blue Lake, Rapides | 71430 |
| Boyce, Rapides | 71409 |
| Brookwood, Rapides | 71485 |
| Buckeye, Rapides | 71328 |
| Bucks Landing, Rapides | 71430 |
| Burns Town, Rapides | 71447 |
| Calcasieu, Rapides | 71433 |
| Camp Beauregard, Rapides | 71360 |
| Camp Claiborne, Rapides | 71430 |
| Camp Stafford, Rapides | 71301 |
| Castle Village, Rapides | 71301 |
| Castor Lane, Rapides | 71447 |
| Castor Plunge, Rapides | 71485 |
| Chambers, Rapides | 71346 |
| Chandler Park, Rapides | 71301 |
| Charles Park, Rapides | 71301 |
| Cheneyville, Rapides | 71325 |