| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ấp 1, Long An) | 854881 |
| Postal/ZIP Codes in Ấp 2, Long An) | 854882 |
| Postal/ZIP Codes in Ấp 3, Long An) | 854883 |
| Postal/ZIP Codes in Ấp 4, Long An) | 854884 |
| Postal/ZIP Codes in Ấp 5, Long An) | 854885 |
| Postal/ZIP Codes in Ấp 6, Long An) | 854886 |
| Postal/ZIP Codes in Ấp 7, Long An) | 854889 |
| Postal/ZIP Codes in Tân Lập, Long An) | 854881, 854882, 854883, 854884, 854885, … |