You can have your bank and payment cards blocked 24 hours a day by dialling the following numbers:

In Germany: 116 116

From abroad: +49 116 116 or +49 30 40 50 40 50

The following details are needed to have a block put on your card:

girocard and bank cards: account number and ideally the bank sort code (Berenberg: 201 200 00)

Credit cards: name of the bank or alternatively the bank sort code (Berenberg: 201 200 00)