| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Eti, Ikwueke | 452108 |
| Postal/ZIP Codes in Mkpujakere, Ikwueke | 452108 |
| Postal/ZIP Codes in Mkpuohia-Oba, Ikwueke | 452108 |
| Postal/ZIP Codes in Obeaku, Ikwueke | 452108 |
| Postal/ZIP Codes in Obunku, Ikwueke | 452108 |
| Postal/ZIP Codes in Ohambele, Ikwueke | 452108 |
| Postal/ZIP Codes in Ohanso, Ikwueke | 452108 |