| Place | Post Code |
|---|---|
| Azagba, Ugu | 301106 |
| Edummungba, Ugu | 301106 |
| Emeyon Egba, Ugu | 301106 |
| Evbosi, Ugu | 301106 |
| Eyaah, Ugu | 301106 |
| Igbakele, Ugu | 301106 |
| Igueomo, Ugu | 301106 |
| Iguevbiebo, Ugu | 301106 |
| Iguevioarhionmwon, Ugu | 301106 |
| Iguozebahu, Ugu | 301106 |
| Ihove, Ugu | 301106 |
| Ikhueniro, Ugu | 301106 |
| Orior, Ugu | 301106 |
| Urhobuoma, Ugu | 301106 |
| Uzala, Ugu | 301106 |
| All postal codes in Orhionmwon | |
|---|---|
| Aibiokunla, Orhionmwon | |
| Igbanke, Orhionmwon | |
| Oloten, Orhionmwon | |
| Ugboko, Orhionmwon | |
| Ugu, Orhionmwon | |
| Urho-Nigbe, Orhionmwon | |