| Place | Post Code |
|---|---|
| Done Moun, Laosano | 08000 |
| Houa Na, Laosano | 08000 |
| Houy Kor, Laosano | 08000 |
| Na On, Laosano | 08000 |
| All postal codes in Xienghone | |
|---|---|
| Houamuang, Xienghone | |
| Laosano, Xienghone | |
| Moksatou, Xienghone | |
| Namkhom, Xienghone | |
| Pakpet, Xienghone | |
| Thetsaban, Xienghone | |
| Thongkap, Xienghone | |