| Place | Post Code |
|---|---|
| Dong Luang, Muangphiang | 08000 |
| Dong Ngeun, Muangphiang | 08000 |
| Kang, Muangphiang | 08000 |
| Kew Leuk, Muangphiang | 08000 |
| Muoang Phieng, Muangphiang | 08000 |
| Na Kok, Muangphiang | 08000 |
| Nam Hia, Muangphiang | 08000 |
| Nong Nguao, Muangphiang | 08000 |
| Phone Hine, Muangphiang | 08000 |
| Phone Sa Vang, Muangphiang | 08000 |
| Phone Xay, Muangphiang | 08000 |
| Seng Cha Leun, Muangphiang | 08000 |