| Place | Post Code |
|---|---|
| Chansawang, Chansavang | 16000 |
| Huaysat, Chansavang | 16000 |
| Lak 11, Chansavang | 16000 |
| Lak 12, Chansavang | 16000 |
| Lak 15, Chansavang | 16000 |
| Nampot, Chansavang | 16000 |
| Nonechan, Chansavang | 16000 |
| Nongkheuangnoi, Chansavang | 16000 |
| Nongkheuangyai, Chansavang | 16000 |
| Nongkin, Chansavang | 16000 |