IBAN Checker

Validate and check International Bank Account Numbers (IBAN) instantly with our free IBAN validator tool. Our checker confirms the correct format, country code, and checksum to ensure your international bank transfers are processed correctly.

Simply enter the IBAN you want to verify in the field below. The validator will automatically check the format, validate the country code, and verify the checksum digits. Get instant results and detailed information about any IBAN.

IBAN Validator

IBAN Validator

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IBAN Format Guide

An IBAN consists of:

  • 2 letter country code
  • 2 check digits
  • Basic Bank Account Number (BBAN)
Example: GB82 WEST 1234 5698 7654 32

What is an IBAN?

An IBAN (International Bank Account Number) is a standardized international numbering system developed to identify bank accounts from around the world. It was originally adopted by the European Committee for Banking Standards (ECBS) and later as an international standard under ISO 13616:1997.

The IBAN consists of up to 34 alphanumeric characters, including:

  • Country code (2 letters)
  • Check digits (2 numbers)
  • Basic Bank Account Number (BBAN) - includes bank code, branch code, and account number

Frequently asked questions