| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ấp 1, Long An) | 853542 |
| Postal/ZIP Codes in Ấp 2, Long An) | 853543 |
| Postal/ZIP Codes in Ấp 3, Long An) | 853544 |
| Postal/ZIP Codes in Ấp 4, Long An) | 853545 |
| Postal/ZIP Codes in Mỹ Phú, Long An) | 853542, 853543, 853544, 853545 |