| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ndiokwu, Amuzi-Obowu | 463106 |
| Postal/ZIP Codes in Ndiuhu, Amuzi-Obowu | 463106 |
| Postal/ZIP Codes in Umuezigwe, Amuzi-Obowu | 463106 |
| Postal/ZIP Codes in Umulowu, Amuzi-Obowu | 463106 |
| Postal/ZIP Codes in Umuosinta, Amuzi-Obowu | 463106 |