| Villages |
|---|
| Dongkasin, Nongbok |
| Donkhiao, Nongbok |
| Nachampa, Nongbok |
| Navang, Nongbok |
| Nongbok, Nongbok |
| Nongpham, Nongbok |
| Pakxe, Nongbok |
| Songmuang, Nongbok |
| Tantheung, Nongbok |
| Xiengdi, Nongbok |
| All postal codes in Khammouan |
|---|
| Bualapha |
| Hinboon |
| Kounkham |
| Mahaxay |
| Nakai |
| Nhommalath |
| Nongbok |
| Thakhek |
| Xaybuathong |
| Xebangfay |