| Place |
Post Code |
| Doun Ien, Houaychiam |
01170 |
| Nakhao, Houaychiam |
01170 |
| Naphok, Houaychiam |
01170 |
| Pakxap Kao, Houaychiam |
01170 |
| Pakxap Mai, Houaychiam |
01170 |
| Palai, Houaychiam |
01170 |
| Sen Oudom, Houaychiam |
01170 |
| Somsa Mai, Houaychiam |
01170 |
| Thachampa, Houaychiam |
01170 |
| Veunthen, Houaychiam |
01170 |
| All postal codes in Xaythany |
| Dongbang, Xaythany |
| Dongdok, Xaythany |
| Hatkiang, Xaythany |
| Houaxieng, Xaythany |
| Houaychiam, Xaythany |
| Khoksivilai, Xaythany |
| Sivilai, Xaythany |
| Thangon, Xaythany |
| Veunkham, Xaythany |
| Xai, Xaythany |
| Xang, Xaythany |