Before you visit other cities just go online and jot down the address of the embassy or consulate in your destination city. It is always good to have in case you lose your passport, are a victim of a crime, need to be informed of your rights, or God forbid, you find yourself in jail.
Address:
Clavalee 170
14195 Berlin
Germany
Tel: +49 (0) 30 832-9233 (routine)
+49 (0) 30 8305-0 (emergencies)