Oyigbo is one of the twenty-three (23) Local Government Areas (LGAs) in Rivers State, Nigeria. Its headquarters are located in the town of Afam.
Locations within the LGA make use of varying postal or zip code.
Here are the postcodes for areas in Oyigbo:
Ndoki
| Location | Postcode |
| Afa Uku | 502104 |
| Afam | 502104 |
| Afam Nta | 502104 |
| Azusogu | 502104 |
| Egberu | 502104 |
| Mgboji | 502104 |
| Mrihu | 502104 |
| Obeakpu | 502104 |
| Obeta | 502104 |
| Obumku | 502104 |
| Okoloma | 502104 |
| Okponta | 502104 |
| Umuagbai | 502104 |
| Umuosi | 502104 |
Oyigbo
| Location | Postcode |
| Oyigbo | 502103 |
| Asa | 502103 |
| Komkom | 502103 |
| Obeama | 502103 |