Obua-Odual is one of the 23 Local Government Areas (LGAs) in Rivers State, Nigeria. Its headquarters is located in the town of Buguma.
Locations within the LGA make use of the same postal code.
Here’s the postcode for areas in Akuru Toru:
| Location | Postal Code |
| Abissa | 504103 |
| Abonnema | 504103 |
| Elem Sangama | 504103 |
| Idama | 504103 |
| Kula | 504103 |
| Obonoma | 504103 |
| Oru-Sangama | 504103 |
| Soku | 504103 |