| Place | Post Code |
|---|---|
| Cha In Ta, Xiengkhaeng | 03000 |
| Chakheun, Xiengkhaeng | 03000 |
| Chaphouthon, Xiengkhaeng | 03000 |
| Chepha, Xiengkhaeng | 03000 |
| Meuto Kao, Xiengkhaeng | 03000 |
| Meuto Mai, Xiengkhaeng | 03000 |
| Paxang, Xiengkhaeng | 03000 |
| Phadeng, Xiengkhaeng | 03000 |
| All postal codes in Sing | |
|---|---|
| Chiengchai, Sing | |
| Khoang, Sing | |
| Mom, Sing | |
| Nakham, Sing | |
| Namkeolouang, Sing | |
| Oudomsin, Sing | |
| Tapao - Donpoy, Sing | |
| Thongmai, Sing | |
| Xiengkhaeng, Sing | |