| Place | Postal Code |
|---|---|
| Osade, Eika | 264101 |
| Osara 1&2, Eika | 264101 |
| Osiro Okechi, Eika | 264101 |
| Osiro-Okehi, Eika | 264101 |
| Otaneire, Eika | 264101 |
| Otokiti Village, Eika | 264101 |
| Otokoro, Eika | 264101 |
| Otutu-Are, Eika | 264101 |
| Ozare, Eika | 264101 |
| Ozietune, Eika | 264101 |
| Ozinete, Eika | 264101 |
| Trekovi, Eika | 264101 |
| Ubepe, Eika | 264101 |
| Uboro, Eika | 264101 |
| Uboro-Eda, Eika | 264101 |
| Uhuepa, Eika | 264101 |
| Uhuoze, Eika | 264101 |
| Uro, Eika | 264101 |
| Usungwe, Eika | 264101 |
| Utoro, Eika | 264101 |
| Zangodaji, Eika | 264101 |
| Zariagi, Eika | 264101 |
| Postal Codes in Okehi | |
|---|---|
| Eika, Okehi | |
| Ihima, Okehi | |