Hours Of Operations Builders First Source Maryland Frederick 21703 Builders First Source Hours of Operation and Location in Frederick, MD 21703 4.0 - 57 votes 3302 Ballenger Creek Pike, Frederick, MD 21703 (301) 874-2442 Get Directions Builders First Source Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Explore FrederickView More Apparel Sam's ClubCostcoMarshallsTJ MaxxRoss Dress for Less Sports CostcoTargetSports AuthorityNew BalanceLids Jewelry Sam's ClubCostcoMarshallsBurlington Coat FactoryDeb Shops Recommend For You Carter Lumber Champion Chem-Dry Crossfit Deb Ferguson Game Stop Goodwill Hollister Hurley