Chesapeake Energy Corporation Announces Third Quarter 2003 Earnings Release And Conference Call

Chesapeake Energy Corporation has scheduled its third quarter earnings release to be issued after the close of trading on the New York Stock Exchange on Thursday, October 30, 2003.

A conference call is scheduled for Friday morning, October 31, 2003 at 9:00 am EST to discuss the release. The telephone number to access the conference call is 913.981.5533. We encourage those who would like to participate in the call to place your calls between 8:50 and 9:00 am EST.

For those unable to participate in the conference call, a replay will be available for audio playback at 12:00 pm EST on Friday, October 31, 2003 and will run through midnight Monday, November 17, 2003. The number to access the conference call replay is 719.457.0820; passcode for the replay is 670672.

The conference call will also be simulcast live on the Internet and can be accessed by going directly to the Chesapeake website at and selecting "Conference Calls" under the "Investor Relations" section. The webcast of the conference call will be available on our website indefinitely.

Chesapeake Energy Corporation is the 5th largest independent natural gas producer in the U.S. Headquartered in Oklahoma City, the company's operations are focused on 3-D seismic delineated exploratory drilling combined with developmental drilling and producing property acquisitions in the Mid- Continent region of the United States. The company's Internet address is .

SOURCE: Chesapeake Energy Corporation

CONTACT: Marc Rowland, Executive Vice President and Chief Financial
Officer, +1-405-879-9232, or Tom Price, Jr., Senior Vice President-Investor
Relations, +1-405-879-9257, both of Chesapeake Energy Corporation