The 15- or 16-digit credit card number on the front or back of your card helps authenticate every purchase you make, whether you’re buying something in person or online.

A credit card number is a long set of digits usually displayed on the front of the credit card. Its goal is to identify both the credit card issuer and the account holder. It also helps prevent fraud.

You’ll find your credit card number either on the front or on the back of the card. Credit cards usually have 15 or 16 account numbers. Each digit conveys identifying information about the ...

Do you ever look at your credit card and wonder how you wound up with your set of digits? Learn the significance behind those numbers here.

Now that you understand the history behind credit cards, here’s what all the numbers mean on both the front and the back of credit cards. The front of a credit card. On the front of your credit ...