| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Aicc, Sekei | 23101 |
| Postal/ZIP Codes in Goliondoi, Sekei | 23101 |
| Postal/ZIP Codes in Mahakama, Sekei | 23101 |
| Postal/ZIP Codes in Naura, Sekei | 23101 |
| Postal/ZIP Codes in Naurei, Sekei | 23101 |
| Postal/ZIP Codes in Sanawari, Sekei | 23101 |