| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Atabrikang, Iko | 534107 |
| Postal/ZIP Codes in Iko, Iko | 534107 |
| Postal/ZIP Codes in Ikonta, Iko | 534107 |
| Postal/ZIP Codes in Kampa, Iko | 534107 |
| Postal Codes in Eastern Obolo | |
|---|---|
| Postal/ZIP Codes in Iko, Eastern Obolo | |
| Postal/ZIP Codes in Okoro Ete, Eastern Obolo | |