| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Umuezesom, Okija | 431121 |
| Postal/ZIP Codes in Umuezewuhum, Okija | 431121 |
| Postal/ZIP Codes in Umuezulu, Okija | 431121 |
| Postal/ZIP Codes in Umuhu, Okija | 431121 |
| Postal/ZIP Codes in Umundumanya, Okija | 431121 |
| Postal/ZIP Codes in Umuofor, Okija | 431121 |
| Postal/ZIP Codes in Umuogu, Okija | 431121 |
| Postal/ZIP Codes in Umuohi, Okija | 431121 |