| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Abidon, Ayau | 98481 |
| Postal/ZIP Codes in Boiseran, Ayau | 98462 |
| Postal/ZIP Codes in Doreikar, Ayau | 98462 |
| Postal/ZIP Codes in Meosbekwan, Ayau | 98481 |
| Postal/ZIP Codes in Reni, Ayau | 98461 |
| Postal/ZIP Codes in Rutum, Ayau | 98481 |
| Postal/ZIP Codes in Yenkanfan, Ayau | 98462 |
| Postal/ZIP Codes in Yenkawir, Ayau | 98462 |