Hammer Kirche is a metro station on the Hamburg U-Bahn lines U2 and U4. The underground station was opened in January 1967 and is located in the Hamburg district of Hamm, Germany. Hamm is part of the borough of Hamburg-Mitte.ServiceTrainsHammer Kirche is served by Hamburg U-Bahn lines U2 and U4; departures are every 5 minutes.