Report your card to Blue.

If you notice suspicious activity on your account or you lose your card, call us immediately. We’ll look into your card history and help resolve any disputes.

Call 1-800-368-9328 now.

Your card is protected by MasterCard.*

We hope you get some peace of mind knowing all Blue cards come with MasterCard’s Zero Liability* protection. If your card is lost or stolen, you won’t have to pay for unauthorized transactions.

Always report your Blue MasterCard as lost or stolen as soon as possible by calling 1-800-368-9328.

Get additional layers of protection.

Help protect your credit card information from fraud when shopping online. All of our Blue credit cards come with MasterCard® SecureCode™, which you can activate and use for free with certain merchants. You can also learn more about protecting your account from fraud in our Security Center.