| Place | Post Code |
|---|---|
| Ake, Ivbi-Mion | 313105 |
| Arokho, Ivbi-Mion | 313105 |
| Ikhin, Ivbi-Mion | 313105 |
| Iru-Oke, Ivbi-Mion | 313105 |
| Kwale Camp, Ivbi-Mion | 313105 |
| Ohanmi, Ivbi-Mion | 313105 |
| Urhore, Ivbi-Mion | 313105 |
| All postal codes in Owan East | |
|---|---|
| Emai, Owan East | |
| Igue, Owan East | |
| Ihievbe, Owan East | |
| Ikao, Owan East | |
| Ivbi-Mion, Owan East | |
| Ive-Ada-Obi, Owan East | |
| Otuo, Owan East | |
| Uokha, Owan East | |