| Country | Estonia (EE) |
| UN/LOCODE | OIU |
| Name | Oiu |
| Name Without Diacritics | Oiu |
| Region | 84 |
| Function Code | 1------- |
| Function | Port |
| Status Code | AA (Approved By National Government Agency) |
| Date | 1201 |
| Timezone | Europe/Tallinn |
| Location (UN Format) | 5824N 02559E |
| Latitude Longitude | 58.4178, 25.9661 |