About postal code 90100
The postal code 90100 routes mail to Oulu in the North Ostrobothnia Region region of Finland. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
Finland ยท Postal code
90100 - Oulu
Postal code 90100 is Oulu in North Ostrobothnia Region, Finland.
| Postal code | 90100 |
| Place | Oulu |
| Region | North Ostrobothnia Region |
| District | Oulu |
| Country | Finland (FI) |
| Coordinates | 65.0121, 25.4722 (map) |