Owan East Local Government Area (LGA) of Edo State, Nigeria, has several districts/wards which make use of a wide range of postal or zip codes.
Here are the postcodes for Owan East LGA:
Emai
| Location | Postcode |
| Afuze | 313101 |
| Eteye | 313101 |
| Evbiamen | 313101 |
| Evbiamen Urule | 313101 |
| Ogute | 313101 |
| Ojavun New Site | 313101 |
| Ojavun Old Site | 313101 |
| Okpa | 313101 |
| Okpokumi I | 313101 |
| Okpokumi II | 313101 |
| Ovbiomu | 313101 |
| Uanhumi | 313101 |
Igue
| Location | Postcode |
| Ayetoro Camp | 313106 |
| Igue-Isale | 313106 |
| Igue-Oke | 313106 |
Ihievbe
| Location | Postcode |
| Akhai | 313102 |
| Ekhaieye | 313102 |
| Emabu | 313102 |
| Ihievbe-Ogben | 313102 |
| Iyaba | 313102 |
| Iyeradu | 313102 |
| Oghuore | 313102 |
| Okhuame | 313102 |
| Ugba | 313102 |
Ikao
| Location | Postcode |
| Ikao | 313108 |
| Ishiegbe | 313108 |
| Oke-Esa | 313108 |
| Urhuere | 313108 |
| Utho | 313108 |
Ivbi-Mion
| Location | Postcode |
| Ake | 313105 |
| Arokho | 313105 |
| Ikhin | 313105 |
| Iru-Oke | 313105 |
| Kwale Camp | 313105 |
| Ohanmi | 313105 |
| Urhore | 313105 |
Ive-Ada-Obi
| Location | Postcode |
| Afeobe | 313103 |
| Afeosho | 313103 |
| Afobakire | 313103 |
| Ebetse | 313103 |
| Ekeke | 313103 |
| Errah | 313103 |
| Esioriri | 313103 |
| Igbira Camp | 313103 |
| Isikpiri | 313103 |
| Ivbbioghogun | 313103 |
| Ivbeovokhai | 313103 |
| Ivbiakara | 313103 |
| Ivbiaro | 313103 |
| Obugonvbore | 313103 |
| Ofulu | 313103 |
| Olelo | 313103 |
| Ubuneke | 313103 |
| Ugbovbijan | 313103 |
| Ukpoke | 313103 |
| Usun | 313103 |
| Usun Camp | 313103 |
| Warrake | 313103 |
Otuo
| Location | Postcode |
| Ago-Ogodo | 313107 |
| Amohon | 313107 |
| Amoya | 313107 |
| Imafun | 313107 |
| Iyeu | 313107 |
| Obo | 313107 |
| Ohima | 313107 |
| Orake | 313107 |
| Osiekpa | 313107 |
| Ugba | 313107 |
Uokha
All areas located in Uokha make use of 313104 as their postcode.