| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Chaeng, Kham | 04000 |
| Postal/ZIP Codes in Chom-Oi, Kham | 04000 |
| Postal/ZIP Codes in Chomphou, Kham | 04000 |
| Postal/ZIP Codes in Donkham, Kham | 04000 |
| Postal/ZIP Codes in Huayka, Kham | 04000 |
| Postal/ZIP Codes in Huayxaeng, Kham | 04000 |
| Postal/ZIP Codes in Kham, Kham | 04000 |
| Postal/ZIP Codes in Ngon, Kham | 04000 |
| Postal/ZIP Codes in Pakngeuy, Kham | 04000 |
| Postal/ZIP Codes in Phieng, Kham | 04000 |
| Postal/ZIP Codes in Phouhonglounm, Kham | 04000 |
| Postal/ZIP Codes in Phoulang, Kham | 04000 |
| Postal/ZIP Codes in Ping, Kham | 04000 |