Union Pacific Corporation operates through its principal operating company, Union Pacific Railroad Company. The Company is a Class I railroad operating in the United States, which has 31,974 route miles and maintains coordinated schedules with other rail carriers to move freight. It links 23 states in the western two-thirds of the country by rail, providing a supply chain link around the world. Its business mix includes agricultural products, automotive, chemicals, coal, industrial products and intermodal. The Company serves United States population centers, operates from West Coast and Gulf Coast ports to eastern gateways, connects with Canada's rail systems and serves six Mexico gateways. The Company's freight traffic consists of bulk, manifest, and premium business.