P.A.M. Transportation Services, Inc. (P.A.M.) is a holding company. The Company operates as a truckload dry van carrier transporting general commodities throughout the continental United States, as well as in certain Canadian provinces. It also provides transportation services in Mexico under agreements with Mexican carriers. Its freight consists primarily of automotive parts, expedited goods, consumer goods, such as general retail store merchandise, and manufactured goods, such as heating and air conditioning units. Its wholly owned subsidiaries include P.A.M. Logistics Services, Inc., Choctaw Express, LLC, Choctaw Brokerage, Inc., Transcend Logistics, Inc., Decker Transport Co., S & L Logistics, Inc., P.A.M. International, Inc. and P.A.M. Canada, Inc. Its operating authorities are held by P.A.M. Transport, Inc., P.A.M. Cartage Carriers, LLC, Choctaw Express, LLC, Choctaw Brokerage, Inc., T.T.X., LLC, Decker Transport Co., LLC, and East Coast Transport and Logistics, LLC.