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How do I activate my Card?

Whether you're activating a new Card or reactivating one you temporarily deactivated, make sure you have your Card Number handy then follow these simple steps:

  1. Sign in to capitalone360.com (or the Capital One mobile app)
  2. Click on the ‘Activate Card’ link underneath your ‘360 Checking’
  3. Enter the last four digits of your Card number and then click ‘Activate Card’

Then, start using your Card for purchases anywhere MasterCard® is accepted. Just sign the receipt (or enter your Card PIN) and go!

Banking, Credit Card, Auto Finance, and Home Loan products and services are offered by the Capital One family of companies, including Capital One Bank (USA), N.A. and Capital One, N.A. NMLS ID 453156, Members FDIC.

Securities are offered by Capital One Investing, LLC, a registered broker-dealer and Member FINRAOpens a new window/SIPC Opens a new window . Advisory services are provided by Capital One Advisors, LLC, an SEC registered investment advisor. Insurance products are offered through Capital One Agency LLC. All are subsidiaries of Capital One Financial Corporation.

ShareBuilder and Capital One ShareBuilder are marketing names for Capital One Investing, LLC.  ShareBuilder 401k and ShareBuilder Advisors are the marketing names for Capital One Advisors, LLC.

Securities and services are: Not FDIC insured • Not bank guaranteed • May lose value • Not a deposit • Not Insured by any Federal Government Agency

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