IBAN validator / Austria
Austria IBAN format (AT)
A Austria IBAN is 20 characters long and begins with the country code ATfollowed by two check digits. Validate one below — the check runs in your browser (ISO 13616 mod-97).
- Country code
- AT
- IBAN length
- 20
- Example
- AT611904300234573201
Runs entirely in your browser — nothing is sent to a server. A valid IBAN format does not mean the account exists or is active.
Validate Austria IBANs via API
curl "https://www.checkfmt.com/api/v1/iban?iban=AT611904300234573201&key=YOUR_KEY"