P.A.M. Transportation Services, Inc. is a holding company. The Company, through its subsidiaries, operates as a truckload transportation and logistics company. It operates in the motor carrier segment. It operates as a truckload dry van carrier transporting general commodities throughout the continental United States, as well as in certain Canadian provinces. It provides transportation services in Mexico under agreements with Mexican carriers. Its operations are classified into truckload services, or brokerage and logistics services. Truckload services include transportation services, in which it utilizes company owned trucks or independent operator owned trucks for the pickup and delivery of freight. The brokerage and logistics services consist of services, such as transportation scheduling, routing, mode selection, transloading and other services related to the transportation of freight, which may or may not involve the use of company owned or independent operator owned equipment.