| Ort | Postleitzahl |
|---|---|
| Houayhom, Houaxieng | 07000 |
| Houaythoum, Houaxieng | 07000 |
| Huaxieng, Houaxieng | 07000 |
| Kang, Houaxieng | 07000 |
| Khangthi, Houaxieng | 07000 |
| Naxay, Houaxieng | 07000 |
| Ong, Houaxieng | 07000 |
| Samngoua, Houaxieng | 07000 |
| Tham, Houaxieng | 07000 |
| Vangcha, Houaxieng | 07000 |