Would you like more information? Contact us by phone, email or visit our design center. Plymouth Materials Inc. 1250 Conshohocken Road Conshohocken, PA 19428 Phone: 610.275.5240 Fax: 610.275.5250 We Provide Services to the Following Cities, Towns and Surrounding Regions of PA: Conshohocken, PA Philadelphia, PA Wayne, PA Springfield, PA West Chester, PA Glen Mills, PA Willow Grove, PA Aston, PA Malvern, PA Exton, PA