HOUSTON, June 15 /PRNewswire-FirstCall/ --- Carrizo Oil & Gas, Inc. (Nasdaq: CRZO) will make a presentation at EnerCom's "The London Oil and Gas Conference" on Thursday, June 18th, 2009.

(Logo: http://www.newscom.com/cgi-bin/prnh/20030523/CRZOLOGO)

A webcast of the presentation can be accessed on the company website at http://www.crzo.net/, clicking on "Investor Relations/Investor Presentations" and then on "EnerCom London 6/18/09." The presentation will be webcast live beginning at 8:55 AM EDT on Thursday, June 18, 2009. The presentation slide book will be available coincident with Carrizo's conference presentation.

Carrizo is pleased to announce that a redesign of its corporate website has been completed and is now on-line. The Carrizo website is located at http://www.crzo.net.

Carrizo Oil & Gas, Inc. is a Houston-based energy company actively engaged in the exploration, development, exploitation, and production of oil and natural gas primarily in the Barnett Shale in North Texas and in proven onshore trends along the Texas and Louisiana Gulf Coast regions. Carrizo controls significant prospective acreage blocks and utilizes advanced 3-D seismic techniques to identify potential oil and gas reserves and drilling opportunities. Carrizo also controls large acreage positions in other productive shale resource plays including the Marcellus and Fayetteville.

    Contact:  Carrizo Oil & Gas, Inc.
              Richard Hunter, Vice President of Investor Relations
              Paul F. Boling, Chief Financial Officer
              (713) 328-1000

SOURCE Carrizo Oil & Gas, Inc.