The table below contains a number of credit card numbers that can be used to test credit card handling software. None of these numbers will work when trying to buy something (if you hadn't guessed).

Card Type Number
Master Card (16 Digits) 5105105105105100
Master Card (16 Digits) 5555555555554444
Visa (13 Digits) 4222222222222
Visa (16 Digits) 4111111111111111
Visa (16 Digits) 4012888888881881
American Express (15 Digits) 378282246310005
American Express (15 Digits) 371449635398431
Amex Corporate (15 Digits) 378734493671000
Dinners Club (14 Digits) 38520000023237
Dinners Club (14 Digits) 30569309025904
Discover (16 Digits) 6011111111111117
Discover (16 Digits) 6011000990139424
JCB (16 Digits) 3530111333300000
JCB (16 Digits) 3566002020360505