| Place | Postal Code |
|---|---|
| Ifite, Nawfia | 421105 |
| Mmini, Nawfia | 421105 |
| Nmukwa, Nawfia | 421105 |
| Umudunu, Nawfia | 421105 |
| Umuriam, Nawfia | 421105 |
| Uruoji, Nawfia | 421105 |
| Postal Codes in Njikoka | |
|---|---|
| Abagana, Njikoka | |
| Abba, Njikoka | |
| Enugwu-Agidi, Njikoka | |
| Enugwu-Ukwu, Njikoka | |
| Nawfia, Njikoka | |
| Nimo, Njikoka | |