| Place |
Post Code |
| Bolek, Houaxieng |
01170 |
| Dongkhouay, Houaxieng |
01170 |
| Donloum, Houaxieng |
01170 |
| Houaxieng, Houaxieng |
01170 |
| Khoksawang, Houaxieng |
01170 |
| Naphasouk, Houaxieng |
01170 |
| Nonthong, Houaxieng |
01170 |
| Phailom, Houaxieng |
01170 |
| Sanghouabo, Houaxieng |
01170 |
| Sangkhom, Houaxieng |
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 |