Atmos Energy Corporation to Host 2009 Fiscal Year End and Fourth Quarter Earnings Conference Call

Atmos Energy Corporation (NYSE: ATO) will host a conference call on Wednesday, November 11, 2009, at 8:00 a.m. Eastern to review the company’s 2009 fiscal year end and fourth quarter financial results. Atmos Energy will release these results on Tuesday, November 10, 2009, following the market close.

To listen to the conference call, dial 877-485-3107. You may also listen to the call on the Atmos Energy Web site at www.atmosenergy.com. The Internet broadcast will be archived until February 3, 2010.

2009 Fiscal Year End and Fourth Quarter Earnings Conference Call

November 11, 2009

8:00 a.m. Eastern / 7:00 a.m. Central

Toll-free: 877-485-3107

(No pass code)

Internet Web cast: www.atmosenergy.com

Atmos Energy Corporation, headquartered in Dallas, is the country’s largest natural gas-only distributor, serving over 3 million natural gas distribution customers in more than 1,600 communities in 12 states from the Blue Ridge Mountains in the East to the Rocky Mountains in the West. Atmos Energy also provides natural gas marketing and procurement services to industrial, commercial and municipal customers primarily in the Midwest and Southeast and manages company-owned natural gas pipeline and storage assets, including one of the largest intrastate natural gas pipeline systems in Texas. Atmos Energy is a Fortune 500 company. For more information, visit www.atmosenergy.com.