FRA Certification Helpline: (216) 694-0240

(Union Pacific issued the following on September 20.)

OMAHA, Neb. — In conjunction with Union Pacific Corporation’s Third Quarter 2007 Earnings Release, you are invited to listen to its presentation that will be broadcast live over the Internet or via teleconference on Thursday, October 18, 2007 at 8:45 a.m. Eastern Time.

What: Union Pacific Corporation’s Third Quarter 2007 Earnings Release

When: Thursday, October 18, 2007 at 8:45 a.m. ET

Where: www.up.com (under Investors)

How: Live over the Internet — Simply log on to the Web at the address above or dial-in telephone access:

Domestic 877/407-8293
International 201/689-8349

Contact: Jennifer Hamann, Assistant Vice President – Investor Relations at 402/544-4227

If you are unable to participate during the live teleconference, the call will be archived on Union Pacific’s Web site at http://www.up.com. To access the replay, click on Investors. An MP3 downloadable audio file also will be available at the same location.