Hours Of Operations ADT Maryland Kennedyville ADT Hours of Operation and Locations in Kennedyville, MD 4.7 - 140 votes 1 Locations in Kennedyville www.adt.com ADT Hours Category: Home & Garden ADT - Kennedyville, MD 21645 (410) 348-0057 View Store Details Explore KennedyvilleView More Apparel CarharttDiesel 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