Random IBAN Generator Free Online Tool 2026

Last updated March 22, 2026

IBAN Quick Reference

• Format: Country code (2 letters) + Check digits (2 digits) + BBAN (country-specific)
• Validation: Modulo 97 algorithm — result must equal 1
• Display format: Groups of 4 characters separated by spaces
• Machine format: No spaces — continuous string
• BIC/SWIFT: Often required alongside IBAN for international transfers
• SEPA: All EU countries plus Iceland, Liechtenstein, Norway, Switzerland, UK
• Generated IBANs: Pass format and checksum validation but are not real accounts

Germany (DE — 22 characters):
  DE89 3704 0044 0532 0130 00
  DE44 5001 0517 5407 3249 31

United Kingdom (GB — 22 characters):
  GB29 NWBK 6016 1331 9268 19
  GB82 WEST 1234 5698 7654 32

France (FR — 27 characters):
  FR76 3000 6000 0112 3456 7890 189
  FR14 2004 1010 0505 0013 M026 06

Netherlands (NL — 18 characters):
  NL91 ABNA 0417 1643 00
  NL39 RABO 0300 0652 64

Spain (ES — 24 characters):
  ES91 2100 0418 4502 0005 1332
  ES80 2310 0001 1800 0001 2345

Italy (IT — 27 characters):
  IT60 X054 2811 1010 0000 0123 456
  IT40 S054 2811 1010 0000 0654 321

German IBAN: DE89 3704 0044 0532 0130 00

Components:
  Country Code:  DE (Germany)
  Check Digits:  89
  Bank Code:     37040044 (Commerzbank Frankfurt)
  Account Number: 0532013000

Validation (Modulo 97 algorithm):
  1. Move first 4 chars to end: 37040044053201300089DE
  2. Replace letters: 37040044053201300089131400
     (D=13, E=14)
  3. Compute modulo 97: 37040044053201300089131400 mod 97 = 1
  4. Result must equal 1 ✓ — IBAN is valid

Country    Code  Length  Format
──────────────────────────────────────────────────────
Germany    DE    22      DEkk bbbb bbbb cccc cccc cc
UK         GB    22      GBkk bbbb ssss sscc cccc cc
France     FR    27      FRkk bbbb bggg ggcc cccc cccc cxx
Netherlands NL   18      NLkk bbbb cccc cccc cc
Spain      ES    24      ESkk bbbb gggg xxcc cccc cccc
Italy      IT    27      ITkk xbbb bbss sssc cccc cccc ccc
Switzerland CH   21      CHkk bbbb bccc cccc cccc c
Austria    AT    20      ATkk bbbb bccc cccc cccc
Belgium    BE    16      BEkk bbbc cccc ccxx
Poland     PL    28      PLkk bbbs sssx cccc cccc cccc cccc

k=check digits, b=bank code, s=sort/branch code,
c=account number, x=check digit within BBAN