List of ADT Stores in Leominster, MA Outlet Note Regular Brands ADT Massachusetts Leominster Rating 4.9 based on 81 votes Official Website http://www.adt.com/ Products Alarm Monitoring Services NameAddressPhone Name/Address/Phone ADT outlet - Leominster (978) 401-9500 ADT outlet - Leominster 59 Merriam Ave (978) 860-3404 ADT outlet - Leominster 33 Orchard Hill Park Dr (978) 290-5808 People Also Viewed