| Place | Postal Code |
|---|---|
| Afa Uku, Ndoki | 502104 |
| Afam, Ndoki | 502104 |
| Afam Nta, Ndoki | 502104 |
| Azusogu, Ndoki | 502104 |
| Egberu, Ndoki | 502104 |
| Mgboji, Ndoki | 502104 |
| Mrihu, Ndoki | 502104 |
| Obeakpu, Ndoki | 502104 |
| Obeta, Ndoki | 502104 |
| Obumku, Ndoki | 502104 |
| Okoloma, Ndoki | 502104 |
| Okponta, Ndoki | 502104 |
| Umuagbai, Ndoki | 502104 |
| Umuosi, Ndoki | 502104 |
| Postal Codes in Oyigbo | |
|---|---|
| Ndoki, Oyigbo | |
| Oyigbo, Oyigbo | |