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How to cancel ADT Security
- Call customer service on 800-243-1748
- Ask to speak with a representative
- Provide them with your name and account information
- Request for your plan to be cancelled
- 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 https://www.billshark.com/cancel-subscriptions?ct=6&pt=220
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.
Emma is a money management app that connects to all your bank accounts to help you track paid subscriptions and bank fees, set budgets payday to payday and categorise your expenses to identify areas for improvement in your finances.
Take back control of your money. Download Emma to build your credit, save more and spend less with the all-in-one financial membership.
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© 2025 Emma Technologies Ltd. All Rights Reserved.
Emma is registered and incorporated in England and Wales.
Emma Technologies Ltd is an appointed representative of RiskSave Technologies Ltd, which is authorised and regulated by the Financial Conduct Authority (FRN 775330).
Payment services (Non MIFID or Deposit related products) for Emma Technologies Ltd are provided by The Currency Cloud Limited. Registered in England No. 06323311. Registered Office: Stewardship Building 1st Floor, 12 Steward Street London E1 6FQ. The Currency Cloud Limited is authorised by the Financial Conduct Authority under the Electronic Money Regulations 2011 for the issuing of electronic money (FRN: 900199). For more detail on how your money is protected please see here. You can also find Currency Cloud's Terms of Use here.
Emma Technologies Ltd is an Introducer Appointed Representative of Quint Group Limited, which is authorised and regulated by the Financial Conduct Authority (FRN 669450). Emma Technologies Ltd is not a lender. Emma Technologies Ltd introduces customers to Monevo Limited who is a licensed credit broker.
Emma is registered with the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services.
Financial Conduct Authority Reg Nr: 794952.
Company Registration Number: 10578464.
Data Protection Registration Number: ZA241546.
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