Hours Of Operations ADT New York Smithtown ADT Hours of Operation and Locations in Smithtown, NY 4.7 - 140 votes 2 Locations in Smithtown www.adt.com ADT Hours Category: Home & Garden ADT - Smithtown, NY 11787 91 Maple Ave(631) 240-2012 View Store Details ADT - Smithtown, NY 11787 91 Maple Ave(631) 240-2009 View Store Details Explore SmithtownView More Apparel CatherinesRainbowCoachCapezioJourneys Sports LA FitnessSnap FitnessAll SportsG Sports Recommend For You Stacy Furniture Build-A Bear Workshop J. C. Penney 84 Lumber A.C. Moore Arts & Crafts Adams Golf American Standard American TV & Appliance Andersen Windows & Doors Andronico's Market