Webcast Alert: Chesapeake Energy Corporation Announces Its IPAA's 2006 OGIS NEW YORK Webcast.

WASHINGTON -- Chesapeake Energy Corporation (NYSE: CHK) announces the following Webcast:

What: Chesapeake Energy Corporation IPAA's 2006 OGIS NEW YORK Webcast

When: April 11, 2006 @ 10:00 AM Eastern

Where: http://www.vcall.com/CEPage.asp?ID=102954

How: Live over the Internet -- Simply log on to the web at the address above.

Contact: Jeff Mobley, 405-767-4763 or jmobley@chkenergy.com

If you are unable to participate during the live webcast, the call will be available for replay at http://www.vcall.com/ClientPage.asp?ID=102954 or http://www.investorcalendar.com/

Chesapeake Energy Corporation is the second largest independent producer of natural gas in the U.S. Headquartered in Oklahoma City, the company's operations are focused on exploratory and developmental drilling and corporate and property acquisitions in the Mid-Continent, Permian Basin, South Texas, Texas Gulf Coast, Barnett Shale, Ark-La-Tex and Appalachian Basin regions of the United States. The company's Internet address is www.chkenergy.com.