25718 is the Postal Code/PLZ Code for Friedrichskoog in the Germany State of Schleswig-Holstein and the District of Landkreis Dithmarschen.
| Postal Code | 25718 |
| Postal Code Name | Friedrichskoog |
| State | Schleswig-Holstein |
| District | Landkreis Dithmarschen |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 25709 |