| Place | Post Code |
|---|---|
| Eguare, Ekpon | 310111 |
| Idumeko, Ekpon | 310111 |
| Idumesa, Ekpon | 310111 |
| Idumeshebe, Ekpon | 310111 |
| Idumodin, Ekpon | 310111 |
| Idumogun, Ekpon | 310111 |
| Idumuoigue, Ekpon | 310111 |
| Ijeduma, Ekpon | 310111 |
| Ikekogbe, Ekpon | 310111 |
| Ikpedu, Ekpon | 310111 |
| Isiliakor, Ekpon | 310111 |
| Ogbe, Ekpon | 310111 |
| Olenokhua, Ekpon | 310111 |
| All postal codes in Igueben | |
|---|---|
| Amahor, Igueben | |
| Ekpon, Igueben | |
| Ugun, Igueben | |