Hours Of Operations ADT Illinois Big Rock ADT Hours of Operation and Locations in Big Rock, IL 4.7 - 140 votes 2 Locations in Big Rock www.adt.com ADT Hours Category: Home & Garden ADT - Big Rock, IL 60511 103 E Galena St(630) 412-1345 View Store Details ADT - Big Rock, IL 60511 (630) 318-4882 View Store Details 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