Union Pacific Announces Management Appointments in Operations

Omaha, Neb, December 1, 2005 – Union Pacific Railroad today announced changes in management that are effective immediately.

Mark Payne has been appointed assistant vice president-Spring Dispatch Center. In his new position, Payne will manage the railroad's Spring, Texas, dispatch center, which is responsible for train dispatching over Union Pacific's 5,500-mile Southern Region in Oklahoma, Texas and Louisiana.

Payne started his railroad career in 1978 with the Missouri Pacific Railroad as a management trainee. He has held several positions in the Operating Department, including trainmaster, manager of terminal operations, director of train management, superintendent of transportation services and general superintendent of the Harriman Dispatching Center, the position he held prior to his promotion.

Replacing Payne is Greg Garrison who has been appointed general superintendent-Harriman Dispatching Center. He is responsible for management of train dispatching over Union Pacific's 6,600-mile Central Region in Iowa, Nebraska, Missouri, Illinois, Arkansas, Oklahoma, Texas, Louisiana, New Mexico and Kansas.

Garrison joined Union Pacific in 1986 as a management trainee and has held a number of positions including manager of train operations, director of intermodal train operations, superintendent of transportation services, director of road operations, superintendent of intermodal operations, and was most recently assistant vice president of intermodal operations.

Tony Chacon has been appointed assistant vice president-premium operations. He is responsible for intermodal and automotive ramp operations for the entire railroad.

Chacon began his Union Pacific career in 1975 and has held various positions in the Operating and Marketing Departments, including general mechanical engineer, superintendent of shops, assistant vice president of reengineering, general manager of transportation services, superintendent transportation services and most recently, assistant vice president-Mexico Marketing and Sales.

Union Pacific Corporation owns one of America's leading transportation companies. Its principal operating company, Union Pacific Railroad, links 23 states in the western two-thirds of the country and serves the fastest-growing U.S. population centers. Union Pacific's diversified business mix includes Agricultural Products, Automotive, Chemicals, Energy, Industrial Products and Intermodal. The railroad offers competitive long-haul routes from all major West Coast and Gulf Coast ports to eastern gateways. Union Pacific connects with Canada’s rail systems and is the only railroad serving all six major gateways to Mexico, making it North America’s premier rail franchise.

For further information, contact Gene Hinkle, 402-544-5867.

The statements and information contained in the news releases provided by Union Pacific speak only as of the date issued. Such information by its nature may become outdated, and investors should not assume that the statements and information contained in Union Pacific's news releases remain current after the date issued. Union Pacific makes no commitment, and disclaims any duty, to update any of this information.