ADT is America's #1 Home Security Provider

Los angeles Homeowners! Save up to 20% on your homeowners' insurance! Call 1-888-841-3927 now to find out how!

Home Alarm Systems Customer Service

For New ADT Home Alarm Systems

Learn more about how ADT can protect your home and family

Contact a security advisor at 1-888-841-3927.

Sales Center Hours:
English Speaking Agents:
Mon - Fri 7am - 1am EST, Sat 9am - 12am EST & Sun 10am - 10pm EST.

Spanish Speaking Agents:
Mon - Fri 12pm - 9pm EST.


Current ADT Customers

For assistance with an existing ADT home alarm system contact ADT at 1-866-746-7238.

If you have a question about your installation appointment and you would like to speak to a Customer Relations Associate, please call 1-866-382-1697.

Customer Relations Hours:
Monday-Friday: 8:00am - 9:00pm EST
Saturday: 10:00am - 6:00pm EST

Call Us Today!
1-888-841-3927


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