Register at MyADT to pay your bill, print certificate for insurance discount, manage alarm contacts, manage recurring payments, and view your alarm activity.

Manage your home security system through ADT Control. Log in to access all the security features connected to your ADT Command System.

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.

Protect Your Home with ADT Security, the Leader in Home Alarm Systems. Call 855-497-8573 for Your Risk-Free Quote and Join America’s #1 Home Alarm Provider Today!

Mar 28, 2025 · This image demonstrates how an Abstract Data Type (ADT) hides internal data structures (like arrays, linked lists) using public and private functions, exposing only a defined …

ADTC helps employers overcome the skilled labor shortage with fast, hands-on technician training and recruiting programs built around the exact tasks new hires perform in the field.

Find answers to all ADT billing questions, including how to read your bill, how to set up EasyPay®, how to change your payment due date, and much more.

Get access to all ADT security features with our customer self-service tools. Find login pages to manage accounts, pay bills, and more on ADT's customer page.

Learn all about your ADT Security System and Customer account in the ADT Security Customer Support Center. Find owner manuals, help articles, how-to videos, and workflows.

Call (800) 246-9147 or complete the form and an ADT specialist will contact you with a quote. All fields marked with an asterisk (*) are required. If you'd like to speak with us sooner, call us anytime at (855) …