How to cancel ADT Security

Follow these steps to cancel your ADT Security subscription:
  1. Call customer service on 800-243-1748
  2. Ask to speak with a representative
  3. Provide them with your name and account information
  4. Request for your plan to be cancelled
  5. Reply to any follow-up questions and ask for confirmation

You can also reduce your ADT Security bills by negotiating your contract here with our partner Billshark.
To cancel online, go to

To cancel over the phone, call: 800-243-1748
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Whether you're looking for information on how to delete your ADT Security account, unsubscribe or cancel a free trial, Emma can help.

Check out the instructions above to cancel your ADT Security membership. You can also browse our directory for pages on how to cancel other popular subscription services.

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