| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Akama, Ideani | 434109 |
| Postal/ZIP Codes in Nzokwe, Ideani | 434109 |
| Postal/ZIP Codes in Oko, Ideani | 434109 |
| Postal/ZIP Codes in Umexhem, Ideani | 434109 |
| Postal/ZIP Codes in Umuoduba, Ideani | 434109 |
| Postal/ZIP Codes in Umuru, Ideani | 434109 |
| Postal/ZIP Codes in Urueze, Ideani | 434109 |