IBAN Generator & Validator

Generate valid International Bank Account Numbers for testing or validate existing ones with our secure, client-side tool.

Generated Results
GB19 YJLZ 4273 5145 1176 23
GB42 RBNT 3598 2805 2043 08
GB20 JNFC 8532 4127 9132 89
GB84 AIYH 8629 6200 8644 58
GB14 TZJI 4976 1087 0911 42
GB11 ENKD 1621 7976 1787 51
GB46 LGWT 5926 1935 5608 41
GB95 ZGEZ 3821 9949 4583 36
GB86 HUZF 5240 5485 8985 82
GB18 BWJW 2916 3825 3359 12

What is an IBAN?

The International Bank Account Number (IBAN) is an internationally agreed system of identifying bank accounts across national borders. Originally adopted by the European Committee for Banking Standards, it is now an international standard (ISO 13616).

IBAN Structure

Country Code 2 letters (e.g., GB, FR)
Check Digits 2 digits for validation
BBAN Up to 30 alphanumeric chars

For Americans: IBAN vs Routing Numbers

The US System

In the United States, banks use ABA Routing Numbers and account numbers. The US does not use IBANs for domestic transfers.

When You Need IBAN

As an American, you will need an IBAN when sending money to a bank account in Europe, the Middle East, or the Caribbean.

Quick Reference

Supported Countries 70+
Security Local Processing
Standard ISO 13616

IBAN Format Reference

Country Code Length Bank Format Account Format