A local phone number for ADT in the Chicago, Illinois area is 888-682-9787 for ADT Health Alert Systems.
ADT is the leading home security company in America for a reason. We’ve been in the business since 1874 and we help protect over 5 million homes, offering continuous security through our “Always There” monitoring service. A single ADT system can help protect you and your family 24/7, and it’s more affordable than you think. Our new services provide video surveillance from any location. Just pick up your phone and call 877-718-7179 to set up new service in the Chicago, Illinois area. If looking for a National ADT Phone Number for ADT monitored security systems, one can dial 888-682-9787.