Friedrichstadt (Amt)
Friedrichstadt was an Amt in the district of Nordfriesland, in Schleswig-Holstein, Germany. Its seat was in Friedrichstadt. In January 2008, it was merged with the Ämter Hattstedt, Nordstrand and Treene to form the Amt Nordsee-Treene.
The Amt Friedrichstadt consisted of the following municipalities:
- Drage
- Friedrichstadt
- Koldenbüttel
- Seeth
- Uelvesbüll
- Witzwort