| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Alam, Vixoun | 06000 |
| Postal/ZIP Codes in Khamgnong, Vixoun | 06000 |
| Postal/ZIP Codes in Mouangnga, Vixoun | 06000 |
| Postal/ZIP Codes in Nasamphanh, Vixoun | 06000 |
| Postal/ZIP Codes in Naviengkham, Vixoun | 06000 |
| Postal/ZIP Codes in Viengkeo, Vixoun | 06000 |
| Postal/ZIP Codes in Vixoun, Vixoun | 06000 |
| Postal/ZIP Codes in Xiengpoung, Vixoun | 06000 |