| Place | Post Code |
|---|---|
| Huaynam Noi, Thahua | 10000 |
| Huaynor Neua, Thahua | 10000 |
| Huaynor Tai, Thahua | 10000 |
| Huayxi, Thahua | 10000 |
| Nampa Tai, Thahua | 10000 |
| Namphao, Thahua | 10000 |
| Phakoub, Thahua | 10000 |
| Thaheua Neua, Thahua | 10000 |
| Thaheua Tai, Thahua | 10000 |
| All postal codes in Vangvieng | |
|---|---|
| Nalongkoang, Vangvieng | |
| Namon, Vangvieng | |
| Phatang, Vangvieng | |
| Phonxou - Napho, Vangvieng | |
| Thahua, Vangvieng | |
| Thin-on, Vangvieng | |
| Vangvieng, Vangvieng | |