Union Pacific Corporation (UPC) operates through its principal operating subsidiary, Union Pacific Railroad. Union Pacific Railroad (UPRR) links 23 states in the western two-thirds of the country by rail, providing a critical link in the global supply chain. UPRR�s business mix includes Agricultural Products, Automotive, Chemicals, Coal, Industrial Products and Intermodal. UPRR, along with its subsidiaries and rail affiliates, operates through one reportable operating segment. UPRR is a Class I railroad operates in the United States. UPRR have 31,838 route miles, linking Pacific Coast and Gulf Coast ports with the Midwest and eastern United States gateways and providing several corridors to key Mexican gateways.