| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ấp 1, Long An) | 852551 |
| Postal/ZIP Codes in Ấp 2, Long An) | 852552 |
| Postal/ZIP Codes in Ấp 3, Long An) | 852545 |
| Postal/ZIP Codes in Ấp 4, Long An) | 852546 |
| Postal/ZIP Codes in Ấp 5, Long An) | 852550 |
| Postal/ZIP Codes in Ấp 6, Long An) | 852549 |
| Postal/ZIP Codes in Ấp 7, Long An) | 852548 |
| Postal/ZIP Codes in Ấp 8, Long An) | 852547 |
| Postal/ZIP Codes in Nhựt Chánh, Long An) | 852545, 852546, 852547, 852548, 852549, … |