| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Amabokwu, Aku | 411108 |
| Postal/ZIP Codes in Amogwu, Aku | 411108 |
| Postal/ZIP Codes in Ejuonu, Aku | 411108 |
| Postal/ZIP Codes in Mgboko, Aku | 411108 |
| Postal/ZIP Codes in Nua, Aku | 411108 |
| Postal/ZIP Codes in Obie, Aku | 411108 |
| Postal/ZIP Codes in Offienyi, Aku | 411108 |
| Postal/ZIP Codes in Ohemuje, Aku | 411108 |
| Postal/ZIP Codes in Orda, Aku | 411108 |
| Postal/ZIP Codes in Oshigo, Aku | 411108 |
| Postal/ZIP Codes in Ugwuegede, Aku | 411108 |
| Postal/ZIP Codes in Ugwunani, Aku | 411108 |
| Postal/ZIP Codes in Umueme, Aku | 411108 |
| Postal/ZIP Codes in Umuezike, Aku | 411108 |
| Postal/ZIP Codes in Use, Aku | 411108 |