List of ADT Stores in Greenwich, CT Outlet Note Regular Brands ADT Connecticut Greenwich Rating 4.9 based on 81 votes Official Website http://www.adt.com/ Products Alarm Monitoring Services NameAddressPhone Name/Address/Phone ADT outlet - Greenwich (203) 987-5595 ADT outlet - Greenwich 165 W Putnam Ave (203) 861-6668 People Also Viewed