Guide to Activate Your Capital One Credit Card (Online & by Phone)

Activating your Capital One credit card online is quick and easy. Just visit capitalone.com/activate and sign in to your account. You’ll need your 16-digit card number and 3-digit security code (CVV). You can also activate your card by phone if you prefer.


Start Your Capital One Credit Card Activation Online by Following These Steps:


  • Open a browser on your computer or mobile device and go to capitalone.com/activate.
  • Sign in with your Capital One username and password. If you don’t have an account, create one.
  • Enter your card details, including the 16-digit card number and the 3-digit security code (CVV).
  • Follow the prompts to verify your identity for added security.
  • Once verified, your Capital One credit card will be activated and ready to use immediately.


Here are the Alternative Activation Methods


  • Via Mobile App: Download the Capital One app, log in, and follow the activation steps.
  • By Phone: Call capitalOne customer support and follow the automated instructions to activate your card.

Once activated, you can start using your card right away. Let me know if you need any refinements!

Did this answer your question? Thanks for the feedback There was a problem submitting your feedback. Please try again later.