| Place | Post Code |
|---|---|
| Okuko, Ibighi | 523109 |
| Oyoku Ibighi, Ibighi | 523109 |
| Oyubia, Ibighi | 523109 |
| Uya Oron, Ibighi | 523109 |
| All postal codes in Urue-Offong/Oruko | |
|---|---|
| Afaha, Urue-Offong/Oruko | |
| Egughu, Urue-Offong/Oruko | |
| Ibighi, Urue-Offong/Oruko | |
| Okiuso, Urue-Offong/Oruko | |
| Ubodong, Urue-Offong/Oruko | |
| Ukwong, Urue-Offong/Oruko | |