TXCO Resources Announces Conference Call
To Discuss Second-Quarter Financial Results and Current Operations

SAN ANTONIO – July 31, 2008 – TXCO Resources Inc. (Nasdaq:TXCO) today announced a conference call with investors, analysts and other interested parties that is scheduled for 11:00 a.m. EDT on Thursday, August 7, 2008, to discuss the release of its second-quarter 2008 financial results and an operations update. You are invited to listen to the call, which will be broadcast live over the Internet at http://www.txco.com/concall.html. TXCO will release its results prior to the conference call.

Date: Thursday, August 7, 2008
Time: 11:00 a.m. EDT, 10:00 a.m. CDT, 9:00 a.m. MDT, 8:00 a.m. PDT
Call: (877) 387-9209 (US/Canada) and (706) 643-3820 (International)
Passcode 56389675
Internet: Live and rebroadcast over the Internet: Log on to
http://www. txco.com/concall.html.
Replay: Available through Saturday, August 9, 2008, at (800) 642-1687 (US/Canada) and (706) 645-9291 (International) with passcode 56389675 and for 30 days at http://www. txco.com/concall.html.

About TXCO Resources
TXCO Resources is an independent oil and gas enterprise with interests in the Maverick Basin, the Gulf Coast region and the Marfa Basin of Texas, and the Midcontinent region of western Oklahoma. It has a consistent record of long-term growth in its proved oil and gas reserves, leasehold acreage position, production and cash flow through its established exploration and development programs. TXCO’s business strategy is to build shareholder value by acquiring undeveloped mineral interests and internally developing a multi-year drilling inventory through the use of advanced technologies, such as 3-D seismic and horizontal drilling. It accounts for its oil and gas operations under the successful efforts method of accounting and trades its common stock on Nasdaq’s Global Select Market under the symbol “TXCO.”

More information about potential factors that could affect the Company’s operating and financial results is included in TXCO’s annual report on Form 10-K for the year ended December 31, 2007, and Form 10-Q for the quarter ended March 31, 2008. This and all previously filed documents are on file at the Securities and Exchange Commission and can be viewed on TXCO’s Web site at www.txco.com. Copies are available without charge, upon request from the Company.

Contact Information
Investors:
Roberto R. Thomae, 210-496-5300, ext. 214
bthomae@txco.com
or
Media:
Paul Hart, 210-496-5300, ext. 264
pdhart@txco.com

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