| Villages |
|---|
| Kaengchon, Xaybuathong |
| Na-noy, Xaybuathong |
| Nafao, Xaybuathong |
| Namkapo, Xaybuathong |
| Nongthat, Xaybuathong |
| Phakhong, Xaybuathong |
| Sivilai, Xaybuathong |
| All postal codes in Khammouan |
|---|
| Bualapha |
| Hinboon |
| Kounkham |
| Mahaxay |
| Nakai |
| Nhommalath |
| Nongbok |
| Thakhek |
| Xaybuathong |
| Xebangfay |