| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Amagu, Iwollo Imezi | 401139 |
| Postal/ZIP Codes in Enugwu, Iwollo Imezi | 401139 |
| Postal/ZIP Codes in Ezeonyia, Iwollo Imezi | 401139 |
| Postal/ZIP Codes in Ndibunagu, Iwollo Imezi | 401139 |
| Postal/ZIP Codes in Obunagu, Iwollo Imezi | 401139 |
| Postal/ZIP Codes in Owoloti, Iwollo Imezi | 401139 |