| Place | Post Code |
|---|---|
| Bokhoun, Namlou | 02000 |
| Houaytou, Namlou | 02000 |
| Pakha Kao, Namlou | 02000 |
| Phiachen Kao, Namlou | 02000 |
| Phiachen Mai, Namlou | 02000 |
| All postal codes in Boon Neua | |
|---|---|
| Boun-nua, Boon Neua | |
| Donxay, Boon Neua | |
| Mai, Boon Neua | |
| Namlou, Boon Neua | |
| Ngay-nua, Boon Neua | |
| Phiangxay, Boon Neua | |
| Yo, Boon Neua | |