| Place | Post Code |
|---|---|
| Eziokpor-Uno, Eziokpor | 322110 |
| Obi-Ugbe, Eziokpor | 322110 |
| Umuoshi, Eziokpor | 322110 |
| All postal codes in Ukwuani | |
|---|---|
| Akoku, Ukwuani | |
| Amai, Ukwuani | |
| Ebedei, Ukwuani | |
| Eziokpor, Ukwuani | |
| Ezionum, Ukwuani | |
| Obiarumu, Ukwuani | |
| Umuebu, Ukwuani | |
| Umukwata, Ukwuani | |
| Umutu, Ukwuani | |