| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Aro-Okigwe, Okigwe (Rural) | 470101 |
| Postal/ZIP Codes in Aro-Ubaha, Okigwe (Rural) | 470101 |
| Postal/ZIP Codes in Ope, Okigwe (Rural) | 470101 |
| Postal/ZIP Codes in Ubahaa, Okigwe (Rural) | 470101 |
| Postal/ZIP Codes in Umuka, Okigwe (Rural) | 470101 |
| Postal/ZIP Codes in Umuokpara, Okigwe (Rural) | 470101 |