Test credit card number for e-commerce sites.

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