ADT is here to help. Our customer service online chat is available 24/7 and with a live agent from 7AM to midnight ET. Search our ADT Support Center for help articles any time.

Contact ADT 24/7 for customer support at 1-800-521-1734. New customers can call 855-430-9198 to connect with an ADT representative ready to assist with your home security needs. …

Nov 24, 2025 · Contact ADT Security Services directly at +1 (800) 884-4226 or [email protected]. Get customer support, file a complaint, and resolve your issue fast.

Feb 17, 2017 · How do I contact ADT? What is (800) 521-1734? That number is the ADT customer service line. You can use it to ask about your account, services, or any other ADT …

Sep 7, 2022 · Service and installation charges vary depending on system configuration, equipment and services selected. Cancel by calling (888) 392-2039 or by following the …

The most direct way to reach ADT Customer Service is by phone. You can reach them via: ADT Customer Service Line: 800-238-2727—for billing, account inquiries, and general help. ADT …

Jun 11, 2024 · ADT customer service hours never end, according to the 24/7 advertisement on the support pages at www.adt.com. The ADT customer service phone number is 800-716-3640.

If you'd like to speak with us sooner, call us anytime at (855) 497-8573. Have a question? You can visit our Support Center 24/7. Log into your My ADT account to pay a bill, manage …

Visiting ADT’s contact page provides you with a few ways to get in touch with the company if you have an issue. Their residential support line is 1-800-521-1734, and their line for small …

To contact ADT customer support by phone, dial 800-716-3640 and ask the agent to provide you with the information you need or a solution to your problem. While calling is the fastest to get …