Your billing ZIP code, sometimes called your credit card ZIP code, is “associated with the address where you receive your bill. Or, if you receive e-statements, with the address you've listed on ...

In a brick-and-mortar store, a con artist needs not only your credit card number and security code but also your card. Online transactions are a different story.

Your credit card number usually consists of 15 or 16 digits, depending on the issuer. Every number of your credit card account conveys information, such as the industry, routing information for ...

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.

When you pay by credit card and a merchant asks you for your ZIP code, phone number, driver's license or Social Security number, do you have to show it to complete the sale? In most cases, the ...

For some credit card purchases in Canada, a postal code is required as a security measure. If using a credit card in the U.S., you may need to use a ZIP code instead.