| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Gnort-Inn, Homphan | 07000 |
| Postal/ZIP Codes in Houana, Homphan | 07000 |
| Postal/ZIP Codes in Khonglao, Homphan | 07000 |
| Postal/ZIP Codes in Kophoung, Homphan | 07000 |
| Postal/ZIP Codes in Sankang, Homphan | 07000 |
| Postal/ZIP Codes in Vitxay, Homphan | 07000 |