| Location | Type | Area/District | City/LGA | State | Postcode |
|---|---|---|---|---|---|
| Ohanku Rd. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Ohazu Rd. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Ohiaeri St. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Ohiagu Ave. | Urban | Osusu Layout | Aba | Abia | 450271 |
| Oil Shoe Ave. | Urban | Asaokpuja | Aba | Abia | 450261 |
| Oji Ogbu Cl. | Urban | Ovom | Aba | Abia | 450221 |
| Ojike Ln. | Urban | Aba Central | Aba | Abia | 450211 |
| Ojoto St. | Urban | Ohabiam-Layout | Aba | Abia | 450252 |
| Ojoto St. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Ojukwu Close | Urban | Osusu Layout | Aba | Abia | 450271 |
| Okeohia St. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Okereke St. | Urban | Osusu Layout | Aba | Abia | 450271 |
| Okezie St. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Okigwe Rd. | Urban | Aba Central | Aba | Abia | 450211 |
| Okiriko Ln. | Urban | Ovom | Aba | Abia | 450221 |
| Okiyi Crescent | Urban | Asaokpuja | Aba | Abia | 450261 |
| Okojombo St. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Okorie St. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Okoro Afor | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Okoro Ave. | Urban | Umungasi | Aba | Abia | 450272 |
