IBAN Validation

Welcome to the free online IBAN Validation, powered by SwiftRef, Swift's unique reference data service.

As Swift is the ISO Registry for IBAN (and BIC) formats, the data is provided directly from the source.

The individual countries and formatting are described in the 

This register provides detailed information about all ISO 13616 compliant national IBAN formats.

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What is an IBAN number?

Countries where IBAN is mandatory (64%)

Countries where IBAN is not mandatory (36%)