| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Eguare, Ekpon | 310111 |
| Postal/ZIP Codes in Idumeko, Ekpon | 310111 |
| Postal/ZIP Codes in Idumesa, Ekpon | 310111 |
| Postal/ZIP Codes in Idumeshebe, Ekpon | 310111 |
| Postal/ZIP Codes in Idumodin, Ekpon | 310111 |
| Postal/ZIP Codes in Idumogun, Ekpon | 310111 |
| Postal/ZIP Codes in Idumuoigue, Ekpon | 310111 |
| Postal/ZIP Codes in Ijeduma, Ekpon | 310111 |
| Postal/ZIP Codes in Ikekogbe, Ekpon | 310111 |
| Postal/ZIP Codes in Ikpedu, Ekpon | 310111 |
| Postal/ZIP Codes in Isiliakor, Ekpon | 310111 |
| Postal/ZIP Codes in Ogbe, Ekpon | 310111 |
| Postal/ZIP Codes in Olenokhua, Ekpon | 310111 |
| Postal Codes in Igueben | |
|---|---|
| Postal/ZIP Codes in Amahor, Igueben | |
| Postal/ZIP Codes in Ekpon, Igueben | |
| Postal/ZIP Codes in Ugun, Igueben | |