| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Eguare, Ugun | 310109 |
| Postal/ZIP Codes in Idumesan, Ugun | 310109 |
| Postal/ZIP Codes in Idumu-Ikhialen, Ugun | 310109 |
| Postal/ZIP Codes in Idumu-Ikhinlen, Ugun | 310109 |
| Postal/ZIP Codes in Idumuadocha, Ugun | 310109 |
| Postal/ZIP Codes in Idumuneduegbe, Ugun | 310109 |
| Postal/ZIP Codes in Ikekogbe, Ugun | 310109 |
| Postal/ZIP Codes in Oduwebho, Ugun | 310109 |
| Postal/ZIP Codes in Okaigben, Ugun | 310109 |
| Postal Codes in Igueben | |
|---|---|
| Postal/ZIP Codes in Amahor, Igueben | |
| Postal/ZIP Codes in Ekpon, Igueben | |
| Postal/ZIP Codes in Ugun, Igueben | |