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 capitalone360.com (or the Capital One mobile app) with your Customer Number/Saver ID (Username) and PIN
  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!

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