| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ahor, Xeku | 13000 |
| Postal/ZIP Codes in Denenone, Xeku | 13000 |
| Postal/ZIP Codes in Labao, Xeku | 13000 |
| Postal/ZIP Codes in Lakeng, Xeku | 13000 |
| Postal/ZIP Codes in Lamui, Xeku | 13000 |
| Postal/ZIP Codes in Mouangkhay, Xeku | 13000 |
| Postal/ZIP Codes in Nakoung, Xeku | 13000 |
| Postal/ZIP Codes in Napasat, Xeku | 13000 |
| Postal/ZIP Codes in Nieng, Xeku | 13000 |
| Postal/ZIP Codes in Oi, Xeku | 13000 |
| Postal/ZIP Codes in Pa Chou, Xeku | 13000 |
| Postal/ZIP Codes in Phouhong, Xeku | 13000 |
| Postal/ZIP Codes in Saloy, Xeku | 13000 |
| Postal/ZIP Codes in Sateung, Xeku | 13000 |
| Postal/ZIP Codes in Sekeu, Xeku | 13000 |