| Place | Post Code |
|---|---|
| Huaymeung, Houaysanguek | 05000 |
| Huaysanguek, Houaysanguek | 05000 |
| Kaengphark, Houaysanguek | 05000 |
| Laomeung, Houaysanguek | 05000 |
| Namngao, Houaysanguek | 05000 |
| Saenlouang, Houaysanguek | 05000 |
| All postal codes in Paktha | |
|---|---|
| Hatdokkeo, Paktha | |
| Hatsa, Paktha | |
| Houaysaet, Paktha | |
| Houaysanguek, Paktha | |
| Houaythong, Paktha | |
| Kontuen, Paktha | |
| Paktha, Paktha | |
| Phousathaen, Paktha | |