These are the demo Credit Card Numbers which can be used…
Mostly and commonly they work in 2checkout.. 🙂
Enjoy.. 🙂
American Express Test Card
370000000000002
Discover Test Card6
011000000000012
Visa Test Card
4007000000027
second Visa Test Card
4012888818888
JCB
3088000000000017
Diners Club/ Carte Blanche
38000000000006