We use them all the time, but do most of us actually know what our credit card numbers mean?

Here's a look at what credit card numbers represent and how they're designed to catch an invalid account number.

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.

Many credit cards that don’t require an SSN still offer generous rewards and plenty of perks. We did our research and selected the best credit cards for no Social Security number in 2024.

The problem is, a number of cards offer a respectable 1.5% cash back on all purchases, including among major credit unions. How do you choose?

Only two card issuers provide virtual credit card numbers, but they can be helpful for consumers who want to avoid phishing scams and have ease of mind while shopping on the internet.

TAKE OUT YOUR CREDIT CARD AND FLIP IT OVER AND CALL THE NUMBER ON THE BACK OF THE CARD TO CONFIRM ANY POSSIBLE FRAUDULENT CHARGES.

If you lack a Social Security number, you might still be able to apply for some credit cards with an Individual Taxpayer Identification Number or alternative documents.

Best credit cards you can get without a Social Security number: Start earning rewards or developing your credit history You can earn travel rewards, cash back or build your credit history with ...

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.

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.