P&D Transportation operates various subsidiaries, such as Putnam Truckload Direct and Putnam Logistics. Putnam Truckload Direct is a privately owned and operated company that has been operational since 1945. The company specializes in truckloading, national contract carrier, customized design and inventory management services. It has a fleet of more than 170 tractors and trailers available for delivery services. Putnam Truckload Direct s facilities are equipped with computerized accounting and billing systems. The company has a staff of trained and certified specialists who offer routing, pricing and customer support services. It additionally operates vans, flats, reefers and straight trucks and provides shipment services. P&D Transportation maintains a location in Zanesville, Ohio.