| Place | Post Code |
|---|---|
| Houy Hark, Thongkap | 08000 |
| Houy Tare, Thongkap | 08000 |
| Kew, Thongkap | 08000 |
| Kok Mouang, Thongkap | 08000 |
| Mai, Thongkap | 08000 |
| Nam Beung Nai, Thongkap | 08000 |
| Pang Hut, Thongkap | 08000 |
| Phou Lane Luang, Thongkap | 08000 |
| Pong Pene, Thongkap | 08000 |
| Si Nok Xai, Thongkap | 08000 |
| All postal codes in Xienghone | |
|---|---|
| Houamuang, Xienghone | |
| Laosano, Xienghone | |
| Moksatou, Xienghone | |
| Namkhom, Xienghone | |
| Pakpet, Xienghone | |
| Thetsaban, Xienghone | |
| Thongkap, Xienghone | |