| Place | Post Code |
|---|---|
| Houy Kha, Thaphachon | 12000 |
| Houy Tha, Thaphachon | 12000 |
| Kang, Thaphachon | 12000 |
| Khor, Thaphachon | 12000 |
| Mouang Soum, Thaphachon | 12000 |
| Na Luang, Thaphachon | 12000 |
| Na Phieng Lane, Thaphachon | 12000 |
| Pha Kiat, Thaphachon | 12000 |
| Pung Bone, Thaphachon | 12000 |
| Tha Chone Khok, Thaphachon | 12000 |
| Tha Chone Tha, Thaphachon | 12000 |