| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Asaba-Ashaka, Ashaka | 322124 |
| Postal/ZIP Codes in Ashaka, Ashaka | 322124 |
| Postal/ZIP Codes in Ashibalam, Ashaka | 322124 |
| Postal/ZIP Codes in Egwedhe, Ashaka | 322124 |
| Postal/ZIP Codes in Obi-Ivi, Ashaka | 322124 |
| Postal/ZIP Codes in Obi-Izeh, Ashaka | 322124 |