Builders Firstsource - Atlantic Share: Building MaterialsBuilding Materials Builders Firstsource - Atlantic Visit Website 18 INDUSTRIAL RD NORTH EAST, MD 21901-2300 (410) 287-7797 (410) 287-7798 (fax) www.buildersfirstsource.com Map What's Nearby? Distance: 5 10 15 20 25 50 mi.