| Location | Type | Area/District | City/LGA | State | Postcode |
|---|---|---|---|---|---|
| Okoro Rd. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Okorocha Ave. | Urban | Umungasi | Aba | Abia | 450272 |
| Okpu umuobo Rd. | Urban | Umungasi | Aba | Abia | 450272 |
| Okpulo Ave. | Urban | Ovom | Aba | Abia | 450221 |
| Okwandu St. | Urban | Asaokpuja | Aba | Abia | 450261 |
| Okwandu St. | Urban | Osusu Layout | Aba | Abia | 450271 |
| Okwu | Urban | Osusu Layout | Aba | Abia | 450271 |
| Okwu Ave. Ext. | Urban | Osusu Layout | Aba | Abia | 450271 |
| Okwukwendi St. | Urban | Osusu Layout | Aba | Abia | 450271 |
| Old Aba -W Rd. | Urban | Umungasi | Aba | Abia | 450272 |
| Old Exp. Rd. | Urban | Asaokpuja | Aba | Abia | 450261 |
| Old Power Line | Urban | Osusu Layout | Aba | Abia | 450271 |
| Olewe St. | Urban | Ohabiam-Layout | Aba | Abia | 450252 |
| Olu St. | Urban | Iheorji-Layou | Aba | Abia | 450241 |
| Omenazu Ave. | Urban | Osusu Layout | Aba | Abia | 450271 |
| Omenazu St. | Urban | Umungasi | Aba | Abia | 450272 |
| Omenka St. | Urban | Osusu Layout | Aba | Abia | 450271 |
| Omoba Rd. | Urban | Ovom | Aba | Abia | 450221 |
| Omuma Rd. | Urban | Osusu Layout | Aba | Abia | 450271 |
| Omuma Rd. | Urban | Asaokpuja | Aba | Abia | 450261 |
