As a software developer or tester, you may be required to know what is a valid credit card number and what is an invalid credit card number. According to industry convention, credit card numbers have special prefixes and MOD 10 checks. This page allows you to learn and test the structure of credit card numbers. Issuers include American Express, Diners Club, Discover, JCB, MasterCard, VISA, Voyager.
How to validat credit card numbers?
In order to help your programming or testing tasks, FYIcenter.com has designed this online testing page for you to validate any given credit card numbers. It also returns the MII, issuer, account #, and checksum.
All you need to do is to enter a credit card number in the form below and click the Start button.
What is a valid credit card number?
All credit card numbers are divided into 3 parts:
For example, credit card number "4417123456789113" consists of:
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