| Place |
Post Code |
| Huaychor, Samsoum |
06000 |
| Huaykone, Samsoum |
06000 |
| Huaykou, Samsoum |
06000 |
| Huaythong, Samsoum |
06000 |
| Namlao, Samsoum |
06000 |
| Namxai, Samsoum |
06000 |
| Nasong, Samsoum |
06000 |
| Navaen, Samsoum |
06000 |
| Ompring, Samsoum |
06000 |
| Phadaeng, Samsoum |
06000 |
| Phonexai, Samsoum |
06000 |
| Phouhing, Samsoum |
06000 |
| Phoukang, Samsoum |
06000 |
| Phoukhong, Samsoum |
06000 |
| Phoung Kao, Samsoum |
06000 |
| Saamsoum, Samsoum |
06000 |
| Viengxai, Samsoum |
06000 |
| All postal codes in Viengkham |
| Dokkhoun, Viengkham |
| Mokkha, Viengkham |
| Muangmouay, Viengkham |
| Phousamam, Viengkham |
| Sae, Viengkham |
| Samsoum, Viengkham |
| Samton, Viengkham |
| Sophuang, Viengkham |
| Vangbong, Viengkham |
| Viengkham, Viengkham |