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

PITTSBURGH, June 26 /PRNewswire-FirstCall/ -- United States Steel Corporation
(NYSE: X) announced today that interested shareholders, investors and others
may listen to the company's second quarter 2009 conference call with
securities analysts on Tuesday, July 28, 2009, at 3 p.m. EDT. The call, which
will be available via the U. S. Steel Web site, will cover second quarter 2009
financial results and may include forward-looking information.

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

To access the webcast, visit the Web site at www.ussteel.com and click on
"Overview" under the "Investors" section. Replays of the conference call will
be available on the Web site after 5 p.m. on July 28.

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

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

SOURCE United States Steel Corporation

Media, Erin DiPietro, +1-412-433-6845, Analysts/Investors, Dan Lesnak,
+1-412-433-1184, both of United States Steel Corporation