| Place | Post Code |
|---|---|
| Khok Heth, Nadon | 12000 |
| Kok Sao Heuane, Nadon | 12000 |
| Kung Sy, Nadon | 12000 |
| Lam Ma Lath, Nadon | 12000 |
| Mouang Lath Khouy, Nadon | 12000 |
| Na Bouame, Nadon | 12000 |
| Na Done, Nadon | 12000 |
| Phon, Nadon | 12000 |
| Phon Yeua Noi, Nadon | 12000 |
| Phon Yeua Yai, Nadon | 12000 |
| Som Boune, Nadon | 12000 |
| Yang Kome, Nadon | 12000 |