East Germany

Mid Germany

• Hannover (1)
• Hannover western surrounding (1)

Northeast Germany

• Berlin center (3)
• Berlin south (1)

Northern Germany

• Hamburg (1)
• Stade und Umland (1)

Rhein-Main Area

• Mainz (1)
• Siegen (1)

Ruhr Area

• Dortmund (1)
• Düsseldorf (1)
• Wuppertal (1)

Saarland

• Wiesbaden (2)

South East Germany

• Nuremberg (1)
• Regensburg (1)
• Schweinfurt (1)

South Germany

South West Germany

• Freiburg (1)
• Karlsruhe (1)
• Offenburg (1)
• Pforzheim (1)
• Tübingen (1)