IBAN by country

IBAN country profiles

IBANs follow the same international principle, but their length, bank identifier, account structure and available validation depth differ by country. Each profile combines a country-specific live checker with the exact structure, a reference example and the checks that are genuinely available.

Country-specific structure

Understand the length, positions and components of each country’s IBAN.

Transparent validation depth

See exactly whether checksum, bank codes, national account checks and bank data are available.

Practical use and API

Live validation, reference examples, API requests, generation support and clear limitations.

Check an IBAN by country

Select a country profile for its IBAN structure, reference example and available validation depth.

Bank data validation

Validation against bank directories

For these countries, we check IBANs against available bank directories and return bank details such as institution, city and BIC when available.

ATAustria BEBelgium BGBulgaria HRCroatia CYCyprus CZCzech Republic DKDenmark EEEstonia FIFinland FRFrance DEGermany GRGreece HUHungary IEIreland ITItaly LVLatvia LTLithuania LULuxembourg MTMalta NLNetherlands PLPoland PTPortugal RORomania SKSlovakia SISlovenia ESSpain SESweden

IBAN syntax check

Format checks for 115 IBAN formats

Check IBANs for a valid structure, correct length and checksum. This helps you catch typos and transposed digits before a payment fails. Additional bank validation against real bank directories is available for the countries listed above.

MCP Server for AI Agents - Connect AI clients to IBAN validation tools - https://www.iban-test.eu/mcp - MCP Documentation