| Place | Post Code |
|---|---|
| Hat Sa Khang, Mouangnamsang | 12000 |
| Mouang Nam Sang, Mouangnamsang | 12000 |
| Na Kham, Mouangnamsang | 12000 |
| Na Tang, Mouangnamsang | 12000 |
| Na Xang Kham, Mouangnamsang | 12000 |
| Nam Ma Hang, Mouangnamsang | 12000 |
| Nong Hang, Mouangnamsang | 12000 |
| Pha Khong, Mouangnamsang | 12000 |
| Vang Piae, Mouangnamsang | 12000 |
| All postal codes in Kounkham | |
|---|---|
| Gnang, Kounkham | |
| Khounkham, Kounkham | |
| Konglo, Kounkham | |
| Koup, Kounkham | |
| Mouangnamsang, Kounkham | |
| Nakang, Kounkham | |
| Thana, Kounkham | |