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When I was working on a eCommerce web application (online ordering), I needed some dummy credit card numbers for testing purposes.
For testing a few ranges of number are available:
Here is a list of dummy credit card number that can be used while testing your applications involving credit card transactions:
Visa: 4111-1111-1111-1111
MasterCard: 5431-1111-1111-1111
Amex: 341-1111-1111-1111
Discover: 6011-6011-6011-6611
Some details on Credit Card numbers and Prefix numbers:
Visa: 13 or 16 numbers starting with 4
MasterCard: 16 numbers starting with 5
Discover: 16 numbers starting with 6011
AMEX: 15 numbers starting with 34 or 37
