U. S. Steel Conference Call Available on Company Web Site

United States Steel Corporation (NYSE: X) announced today that interested shareholders, investors and others may listen to the company's third quarter 2005 conference call with securities analysts on Tuesday, October 25, 2005, at 2 p.m. EDT. The call will cover third quarter 2005 financial results and may include forward-looking information.

U. S. Steel officials participating in the call will be John P. Surma, president and CEO; Gretchen R. Haggerty, executive vice president and CFO; and W. Nick Harper, manager-investor relations.

The call will be available via the U. S. Steel web site. To access the webcast, interested parties can visit www.ussteel.com and click on the "Investors" button. Replays of the conference call will be available on the web site after 5 p.m. on October 25.

Financial information, including earnings releases, certain SEC filings and other investor-related material, is also available at the company's web site.

For more information about U. S. Steel, visit www.ussteel.com.

SOURCE: United States Steel Corporation

CONTACT: Media, John Armstrong, +1-412-433-6792, or Carlee Vargo,
+1-412-433-6777, or Analysts-Investors, Nick Harper, +1-412-433-1184, both of
United States Steel Corporation

Web site: http://www.ussteel.com/

Company News On-Call: http://www.prnewswire.com/comp/929150.html