Oracle of ONE1 » credit card http://dvector.com/oracle Obscure words of unity Wed, 31 Aug 2011 21:25:43 +0000 http://wordpress.org/?v=2.9.2 en hourly 1 Testing Credit Card Numbers http://dvector.com/oracle/2008/06/26/testing-credit-card-numbers/ http://dvector.com/oracle/2008/06/26/testing-credit-card-numbers/#comments Fri, 27 Jun 2008 03:59:36 +0000 one1 http://dvector.com/oracle/?p=50 In development work, you must always test your functions or expressions for proper results. For credit cards, there are some numbers that are NOT REAL numbers but will verify properly in developmental tests.

Testable Credit Card Numbers

Card Type Card 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


* Thanks to http://www.crazysquirrel.com/finance/test-cc.jspx

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