About postal code 21870
The postal code 21870 routes mail to Riihikoski in the Southwest Finland 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
21870 - Riihikoski
Postal code 21870 is Riihikoski in Southwest Finland, Finland.
| Postal code | 21870 |
| Place | Riihikoski |
| Region | Southwest Finland |
| District | Loimaa |
| Country | Finland (FI) |
| Coordinates | 60.7217, 22.5891 (map) |