| Place | Post Code |
|---|---|
| Alagha, Iyalla | 551115 |
| Echingro, Iyalla | 551115 |
| Iyalla Esaji, Iyalla | 551115 |
| Iyalla-Nkum-Akpambe, Iyalla | 551115 |
| Iyalla-Ogrude, Iyalla | 551115 |
| Njem, Iyalla | 551115 |
| Ukpochi, Iyalla | 551115 |
| All postal codes in Obubra | |
|---|---|
| Iyalla, Obubra | |
| Obubra Urban, Obubra | |
| Ofat (Adum), Obubra | |
| Ofodua (Adum), Obubra | |
| Ofombo-Ngha, Obubra | |
| Okom, Obubra | |
| Osopong, Obubra | |