| Place | Post Code |
|---|---|
| Agesa, Ugboko | 301103 |
| Aideyanba, Ugboko | 301103 |
| Ehumwin, Ugboko | 301103 |
| Esso, Ugboko | 301103 |
| Evbuarhue, Ugboko | 301103 |
| Idumwebo, Ugboko | 301103 |
| Idunowina, Ugboko | 301103 |
| Iguemokhua, Ugboko | 301103 |
| Numagbae, Ugboko | 301103 |
| Sakpoba, Ugboko | 301103 |
| Ugboko-Ugo, Ugboko | 301103 |
| Ugbugo, Ugboko | 301103 |
| Ugokoniro, Ugboko | 301103 |
| Ukpato, Ugboko | 301103 |
| All postal codes in Orhionmwon | |
|---|---|
| Aibiokunla, Orhionmwon | |
| Igbanke, Orhionmwon | |
| Oloten, Orhionmwon | |
| Ugboko, Orhionmwon | |
| Ugu, Orhionmwon | |
| Urho-Nigbe, Orhionmwon | |