USG Corporation Fourth Quarter 2007 Earnings Conference Call and Webcast

CHICAGO, Jan. 22 /PRNewswire-FirstCall/ -- USG Corporation (NYSE: USG), a
leading building products company, will hold a quarterly earnings conference
call and webcast to discuss fourth quarter 2007 results on Tuesday,
January 29, 2008, at 11:00 a.m. Eastern Time (10:00 a.m. Central Time).
(Logo: http://www.newscom.com/cgi-bin/prnh/20010511/USGLOGO)
This call is being webcast by Thomson/CCBN and can be accessed at USG's
web site at http://investor.usg.com.
To participate in the call, please dial 1-800-315-2944 (U.S. & Canada).
International callers should dial 1-847-413-2929. Please call ten minutes
prior to start time. The passcode is 20365008.
After the live webcast, a replay of the webcast will be available on the
USG web site until Tuesday, February 5, 2008. A telephone replay of the call
will also be available. The replay dial-in number is 1-888-843-8996
(1-630-652-3044 for international callers), and the passcode is 20365008. The
telephonic replay will be available until Tuesday, February 5, 2008.
About USG
USG Corporation is a Fortune 500 manufacturer and distributor of
high-performance building systems through its United States Gypsum Company,
USG Interiors, Inc. and L&W Supply Corporation subsidiaries. Headquartered in
Chicago, USG serves the residential and non-residential construction markets,
repair and remodel construction markets, and industrial processes. USG's
wall, ceiling, flooring and roofing products provide leading-edge building
solutions for customers, while L&W Supply center locations efficiently stock
and deliver building materials nationwide. For additional information, visit
the USG Web site at http://www.usg.com.
SOURCE USG Corporation

media, +1-312-436-4356, or investors, +1-312-436-4125, both for USG
Corporation