| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Dokkham, Khangkhao | 07000 |
| Postal/ZIP Codes in Houaymoon, Khangkhao | 07000 |
| Postal/ZIP Codes in Khangkhao, Khangkhao | 07000 |
| Postal/ZIP Codes in Nakham, Khangkhao | 07000 |
| Postal/ZIP Codes in Pakhom, Khangkhao | 07000 |
| Postal/ZIP Codes in Phanang, Khangkhao | 07000 |