Hours Of Operations ADT Pennsylvania Norristown ADT Hours of Operation and Locations in Norristown, PA 4.7 - 140 votes 1 Locations in Norristown www.adt.com ADT Hours Category: Home & Garden ADT - Norristown, PA 19403 2632 Egypt Rd(610) 422-2803 View Store Details Explore NorristownView More Apparel MarshallsTJ MaxxBig LotsCatherinesRainbow Sports LA FitnessVansColemanSnap FitnessDelia's Jewelry MarshallsChico'sAvonJewelry Exchange 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