Luhn Credit Card Check

Check Against - VISA, MasterCard, American Express (AMEX), Discover, Visa Electron, Diners Club, JCB

Single Credit Card Number Check



Bulk Credit Card Number Check


Example credit card numbers

Credit Card Type Credit Card Number
American Express 371449635398431
Diners Club 30569309025904
Discover 6011111111111117
JCB 3530111333300000
MasterCard 5555555555554444
Visa 4111111111111111

How many digits in a Credit Card Number?

  • Visa and Visa Electron: 13 or 16
  • Mastercard: 16
  • Discover: 16
  • American Express: 15
  • Diner's Club: 14 (including enRoute, International, Blanche)
  • Maestro: 12 to 19 (multi-national Debit Card)
  • Laser: 16 to 19 (Ireland Debit Card)
  • Switch: 16, 18 or 19 (United Kingdom Debit Card)
  • Solo: 16, 18 or 19 (United Kingdom Debit Card)
  • JCB: 15 or 16 (Japan Credit Bureau)
  • China UnionPay: 16 (People's Republic of China)

Credit Card Masking