| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ấp 1 A, Long An) | 852914 |
| Postal/ZIP Codes in Ấp 1 B, Long An) | 852915 |
| Postal/ZIP Codes in Ấp 2, Long An) | 852913 |
| Postal/ZIP Codes in Ấp 3, Long An) | 852912 |
| Postal/ZIP Codes in Ấp 4 A, Long An) | 852916 |
| Postal/ZIP Codes in Ấp 4 B, Long An) | 852917 |
| Postal/ZIP Codes in Ấp 5, Long An) | 852918 |
| Postal/ZIP Codes in Ấp 6, Long An) | 852919 |
| Postal/ZIP Codes in Tân Trạch, Long An) | 852912, 852913, 852914, 852915, 852916, … |