| Place | Post Code |
|---|---|
| Hathit, Hathoay | 06000 |
| Hathuay, Hathoay | 06000 |
| Hatphakhieng, Hathoay | 06000 |
| Hatsang, Hathoay | 06000 |
| Hatsangorn, Hathoay | 06000 |
| Huakaeng, Hathoay | 06000 |
| Huay Ong, Hathoay | 06000 |
| Huaysaking, Hathoay | 06000 |
| Long Long, Hathoay | 06000 |
| Parkkeng, Hathoay | 06000 |
| Phoukhuang, Hathoay | 06000 |
| Phouvan, Hathoay | 06000 |