| Place | Post Code |
|---|---|
| Dongkalao, Nongbuk | 01010 |
| Dongnathong, Nongbuk | 01010 |
| Lakhine, Nongbuk | 01010 |
| Nongbeuk Neua, Nongbuk | 01010 |
| Nongbeuk Tai, Nongbuk | 01010 |
| Xamket, Nongbuk | 01010 |
| All postal codes in Sikhottabong | |
|---|---|
| Kaoliao, Sikhottabong | |
| Mai, Sikhottabong | |
| Nongbuk, Sikhottabong | |
| Nongdouang, Sikhottabong | |
| Nongniao, Sikhottabong | |
| Sikhai, Sikhottabong | |
| Sithan, Sikhottabong | |