| Lieu | Code postal |
|---|---|
| Abazu, Okwudor | 474124 |
| Umuawi, Okwudor | 474124 |
| Umudirogha, Okwudor | 474124 |
| Umuelem, Okwudor | 474124 |
| Umuneke, Okwudor | 474124 |
| Umuofeke, Okwudor | 474124 |
| Umuokwara, Okwudor | 474124 |
| Umuseke, Okwudor | 474124 |
| Codes postaux en Njaba | |
|---|---|
| Amucha, Njaba | |
| Atta, Njaba | |
| Okwudor, Njaba | |
| Umuaka, Njaba | |