Vorketzin, a part ofKetzin.[citation needed] As for the S-Bahn, operated throughout Berlin by the East German Reichsbahn, the construction of the Wall meant
it comprises the entirety of the Oberhavel district and the municipalities of Brieselang, Dallgow-Döberitz, Falkensee, Ketzin, Schönwalde-Glien, and Wustermark