| B | Berlin | | BA | Bamberg | | BAD | Baden-Baden | | BAR | Barnim | | BB | Böblingen | | BBG | Bernburg | | BC | Biberach an der Riß | | BGL | Berchtesgadener Land | | BI | Bielefeld | | BIR | Birkenfeld | | BIT | Bitburg | | BL | Balingen | | BLK | Burgenlandkreis | | BM | Bergheim | | BN | Bonn | | BO | Bochum | | BOR | Borken in Ahaus | | BOT | Bottrop | | BRA | Brake | | BRB | Brandenburg | | BS | Braunschweig | | BT | Bayreuth | | BTF | Bitterfeld | | BÜS | Büsingen am Hochrhein | | BZ | Bautzen | | BÖ | Bördekreis-Oschersleben |
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