Hours Of Operations Builders First Source South Carolina Cowpens 29330 Builders First Source Hours of Operation and Location in Cowpens, SC 29330 4.4 - 79 votes 151 Dewberry Rd, Cowpens, SC 29330 (864) 463-9035 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 CowpensView More Apparel Converse Recommend For You Omega Bargain Shop El Toro Market A & P Food Store Variety Store Carter Lumber Certain Teed Champion Chem-Dry Clinique