| Location | Type | Area/District | City/LGA | State | Postcode |
|---|---|---|---|---|---|
| Obi-Mgbaragu | Rural | Ushie | Ndokwa East | Delta | 322123 |
| Obi-Umuanuku | Rural | Obikwele | Ndokwa East | Delta | 322132 |
| Obi-Usuani | Rural | Okpai | Ndokwa East | Delta | 322127 |
| Obiaka | Rural | Adiai | Ndokwa East | Delta | 322125 |
| Obieki | Rural | Onyah | Ndokwa East | Delta | 322129 |
| Obikwele | Rural | Obikwele | Ndokwa East | Delta | 322132 |
| Obiofu | Rural | Adiai | Ndokwa East | Delta | 322125 |
| Obodo-Ugbome | Rural | Aboh | Ndokwa East | Delta | 322116 |
| Obodobra | Rural | Ase | Ndokwa East | Delta | 322126 |
| Obodoyibo | Rural | Okpai | Ndokwa East | Delta | 322127 |
| Obotu | Rural | Onuaboh | Ndokwa East | Delta | 322131 |
| Ofia Ishubom | Rural | Abara-Uno | Ndokwa East | Delta | 322136 |
| Ogbete | Rural | Inyi | Ndokwa East | Delta | 322134 |
| Ogbodigbo | Rural | Afor | Ndokwa East | Delta | 322130 |
| Ogborgu | Rural | Aboh | Ndokwa East | Delta | 322116 |
| Ogboti | Rural | Afor | Ndokwa East | Delta | 322130 |
| Ogege-Ibrede | Rural | Ibrede | Ndokwa East | Delta | 322117 |
| Ogwashi | Rural | Onuaboh | Ndokwa East | Delta | 322131 |
| Oka | Rural | Ibrede | Ndokwa East | Delta | 322117 |
| Oko | Rural | Igbuku | Ndokwa East | Delta | 322120 |
