Help Topics > 360 Checking > 360 Checking Card > Debit MasterCard > How do I activate my Card?

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 (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 products are offered by Capital One ShareBuilder, Inc., a registered broker-dealer and Member FINRAOpens a new window/SIPC Opens a new window . Capital One ShareBuilder, Inc. is a subsidiary of Capital One Financial Corporation.

Securities, Credit Card, Auto Finance, and Home Loan products are: Not FDIC insured · Not bank guaranteed · May lose value

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