25866 is the Postal Code/PLZ Code for Mildstedt in the Germany State of Schleswig-Holstein and the District of Landkreis Nordfriesland.
| Postal Code | 25866 |
| Postal Code Name | Mildstedt |
| State | Schleswig-Holstein |
| District | Landkreis Nordfriesland |
| Timezone | Central European Summer Time (CEST) |
| Adjacent Postal Codes | 25813 25873 |