| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ấp 1, Long An) | 854472 |
| Postal/ZIP Codes in Ấp 2, Long An) | 854471 |
| Postal/ZIP Codes in Ấp 3, Long An) | 854473 |
| Postal/ZIP Codes in Ấp 4, Long An) | 854474 |
| Postal/ZIP Codes in Tân Hiệp, Long An) | 854471, 854472, 854473, 854474 |