| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Khu 1, Thanh Hoá) | 443101 |
| Postal/ZIP Codes in Khu 2, Thanh Hoá) | 443102 |
| Postal/ZIP Codes in Khu 3, Thanh Hoá) | 443103 |
| Postal/ZIP Codes in Khu 4, Thanh Hoá) | 443104 |
| Postal/ZIP Codes in Khu 5, Thanh Hoá) | 443105 |
| Postal/ZIP Codes in Khu 6, Thanh Hoá) | 443106 |