J & J Materials Co 10155 Industrial Park Blvd Ne Covington, GA Phone : (770) 787-4347 Business Category J & J Bick & Materials Co Inc 10155 Industrial Dr Ne Covington, GA 30014 Phone : (770) 787-4347 Business Category Sand & Gravel (Wholesale) Brick Clay Common & Face Wholesale Concrete Aggregates (Wholesale) Mortar