IBAN Validator & BIC Checker
Free online IBAN validator. Check validity, ISO 13616 format, check digits (Modulo 97), and BIC code consistency across 100+ countries.
⚡ Interactive widget ready. Client-side engine active.
❓ Frequently Asked Questions
What is an IBAN and how does validation work?
An International Bank Account Number (IBAN) is an internationally agreed system of identifying bank accounts across national borders. Validation uses the ISO 7064 Modulo 97-10 algorithm to verify check digits.
Which countries use IBAN?
Over 80 countries including all European Union members (SEPA zone), Middle Eastern nations, and parts of the Caribbean and Africa utilize the IBAN standard.