| Place | Postal Code |
|---|---|
| Abidudu, Ukpo | 421108 |
| Akaezi, Ukpo | 421107 |
| Akpu, Ukpo | 421107 |
| Akwa, Ukpo | 421108 |
| Eziagu, Ukpo | 421108 |
| Ifitedunu, Ukpo | 421108 |
| Igbuala, Ukpo | 421108 |
| Iruowelu, Ukpo | 421108 |
| Isiekwulu, Ukpo | 421107 |
| Obieze, Ukpo | 421108 |
| Oranto, Ukpo | 421107 |
| Ukpo-Nmili, Ukpo | 421108 |
| Umuanugwo, Ukpo | 421108 |
| Umunaboh, Ukpo | 421108 |
| Postal Codes in Dunukofia | |
|---|---|
| Ifite-Ukpo, Dunukofia | |
| Nawgu, Dunukofia | |
| Ukpo, Dunukofia | |
| Ukwulu, Dunukofia | |
| Umudioka, Dunukofia | |
| Umunachi, Dunukofia | |