| Place |
Post Code |
| Houayhay, Viengphan |
07000 |
| Nakhoun, Viengphan |
07000 |
| Nam Tai, Viengphan |
07000 |
| Nambong, Viengphan |
07000 |
| Naxay, Viengphan |
07000 |
| Pakham, Viengphan |
07000 |
| Phangam, Viengphan |
07000 |
| Soppen, Viengphan |
07000 |
| Thamcheun, Viengphan |
07000 |
| Tong-Ou, Viengphan |
07000 |
| Vangphanh, Viengphan |
07000 |
| All postal codes in Xamtay |
| Houaxieng, Xamtay |
| Kason, Xamtay |
| Longkaem, Xamtay |
| Muangpao, Xamtay |
| Nongkham, Xamtay |
| Phahat, Xamtay |
| Phanngam, Xamtay |
| Phanxam, Xamtay |
| Phonxai, Xamtay |
| Viengphan, Xamtay |
| Xam-tai, Xamtay |
| Xiengban, Xamtay |
| Xiengdi, Xamtay |