Convert IBAN to BIC, Sort code and Account numbers

Go here: https://www.ibancalculator.com/iban_validieren.html

Enter your IBAN, e.g. GB07NWBK56000312345679

Click Validate.

Copy over the BIC, e.g. NWBKGB2L

And the Sort/Branch/Bank code, e.g. 560003

And the account number, e.g. 12345679