| Place | Post Code |
|---|---|
| Dongmaktoum, Lamchan | 13000 |
| Houaymakgnao, Lamchan | 13000 |
| Lamchanh Kang, Lamchan | 13000 |
| Lamchanh Nua, Lamchan | 13000 |
| Lamchanh Tai, Lamchan | 13000 |
| Nonchanh, Lamchan | 13000 |
| Phakkha, Lamchan | 13000 |
| Sagat, Lamchan | 13000 |
| Sane, Lamchan | 13000 |
| Se, Lamchan | 13000 |
| Tong-Ilay, Lamchan | 13000 |
| Vangkeut, Lamchan | 13000 |