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The IBAN numbers are the standard for bank account numbers in Europe and a few countries outside Europe. The IBAN API let you check if an IBAN number is valid or invalid.

Why use our API

  • 100% correct validation guarantee
  • Gives bank names
  • Up to 100,000 requests per month
  • Accepts numbers of 44 countries
  • Additional check for Dutch IBAN numbers; Also for banks like Bunq with a different IBAN structure
  • We are continuing to research in order to maintain quality


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