| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Amakam, Ikwu-Orie | 452104 |
| Postal/ZIP Codes in Amaobu, Ikwu-Orie | 452104 |
| Postal/ZIP Codes in Amorji, Ikwu-Orie | 452104 |
| Postal/ZIP Codes in Mkpukpator, Ikwu-Orie | 452104 |
| Postal/ZIP Codes in Mlpukpuokwo, Ikwu-Orie | 452104 |
| Postal/ZIP Codes in Ogbunga 1, Ikwu-Orie | 452104 |
| Postal/ZIP Codes in Ogbunga 11, Ikwu-Orie | 452104 |
| Postal/ZIP Codes in Ohaogwe, Ikwu-Orie | 452104 |
| Postal/ZIP Codes in Okotoko, Ikwu-Orie | 452104 |