| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ah, Napho | 13000 |
| Postal/ZIP Codes in Nakeng, Napho | 13000 |
| Postal/ZIP Codes in Naphokhen, Napho | 13000 |
| Postal/ZIP Codes in Naphoxay, Napho | 13000 |
| Postal/ZIP Codes in None-Oudom, Napho | 13000 |
| Postal/ZIP Codes in Panam, Napho | 13000 |
| Postal/ZIP Codes in Pong, Napho | 13000 |