Credit Card Validator
Validate credit card numbers using the Luhn algorithm
Card Number Validation
Enter a credit card number to validate
Security Note: No data is sent to any server. All validation happens in your browser.
Supported Card Types
Recognized credit card types and their prefixes
Visa
Lengths: 13, 16, 19 digits
Prefixes: 4...
Mastercard
Lengths: 16 digits
Prefixes: 51, 52, 53...
American Express
Lengths: 15 digits
Prefixes: 34, 37...
Discover
Lengths: 16, 19 digits
Prefixes: 6011, 622, 64...
JCB
Lengths: 16, 19 digits
Prefixes: 35...
Diners Club
Lengths: 14 digits
Prefixes: 36, 38...
UnionPay
Lengths: 16, 17, 18, 19 digits
Prefixes: 62...