| Place | Post Code |
|---|---|
| Buamlao, Chomchieng | 06000 |
| Chormbang, Chomchieng | 06000 |
| Chormchieng, Chomchieng | 06000 |
| Heuadoi, Chomchieng | 06000 |
| Huaychang, Chomchieng | 06000 |
| Huaychang Tai, Chomchieng | 06000 |
| Huaypha, Chomchieng | 06000 |
| Huaypoung, Chomchieng | 06000 |
| Huaytho, Chomchieng | 06000 |
| Kewmi, Chomchieng | 06000 |
| Loitham, Chomchieng | 06000 |
| Loungsoung, Chomchieng | 06000 |
| Loungtheung, Chomchieng | 06000 |
| Naphieng, Chomchieng | 06000 |
| Nongkathing, Chomchieng | 06000 |
| Salanang, Chomchieng | 06000 |
| Vangkhyow, Chomchieng | 06000 |