| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ấp 1, Long An) | 852971 |
| Postal/ZIP Codes in Ấp 2 A, Long An) | 852972 |
| Postal/ZIP Codes in Ấp 2 B, Long An) | 852973 |
| Postal/ZIP Codes in Ấp 3, Long An) | 852974 |
| Postal/ZIP Codes in Ấp 4, Long An) | 852975 |
| Postal/ZIP Codes in Ấp 5, Long An) | 852976 |
| Postal/ZIP Codes in Ấp 6, Long An) | 852977 |
| Postal/ZIP Codes in Ấp 7, Long An) | 852978 |
| Postal/ZIP Codes in Tân Ân, Long An) | 852971, 852972, 852973, 852974, 852975, … |