What is the code to block bank account if you lost your phone? Unfortunately, theft of a telephone or debit card can occur, you may have linked your telephone number to your bank account. Your bank account could be hacked. The first thing to do is to lock down your bank account to prevent unauthorized people from withdrawing your money or gaining further access to your bank account and private information.

It is therefore very important to know how to immediately block a bank account if your debit card or phone is stolen, or if fraudsters have tampered with your bank account.