| Place | Post Code |
|---|---|
| Khuoa, Vienglouang | 12000 |
| Kok Sa Vang, Vienglouang | 12000 |
| Luang, Vienglouang | 12000 |
| Na Phong, Vienglouang | 12000 |
| Nam Phit, Vienglouang | 12000 |
| Nat, Vienglouang | 12000 |
| Phon Hoi, Vienglouang | 12000 |
| Phon Sang, Vienglouang | 12000 |
| Pom Khoun, Vienglouang | 12000 |
| Tham Khouy, Vienglouang | 12000 |
| Toi, Vienglouang | 12000 |
| Vieng, Vienglouang | 12000 |
| All postal codes in Nhommalath | |
|---|---|
| Hai, Nhommalath | |
| Nabo - Xiangdao, Nhommalath | |
| Naxok, Nhommalath | |
| Nongping, Nhommalath | |
| Phit, Nhommalath | |
| Vienglouang, Nhommalath | |