| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ấp 1, Long An) | 854283 |
| Postal/ZIP Codes in Ấp 2, Long An) | 854284 |
| Postal/ZIP Codes in Ấp 3, Long An) | 854287 |
| Postal/ZIP Codes in Ấp 4, Long An) | 854282 |
| Postal/ZIP Codes in Ấp 5, Long An) | 854285 |
| Postal/ZIP Codes in Ấp 6, Long An) | 854286 |
| Postal/ZIP Codes in Mỹ Quý Tây, Long An) | 854282, 854283, 854284, 854285, 854286, … |