Atmos Energy Corporation engages in the distribution, transmission, and storage of natural gas. It distributes natural gas to approximately 3.2 million residential, commercial, public authority, and industrial customers located in Colorado, Kansas, Kentucky, Louisiana, Mississippi, Tennessee, Texas, Georgia, Illinois, Iowa, Missouri, and Virginia. The company provides natural gas management and marketing services to municipalities, other local gas distribution companies, and industrial customers in the southeastern and midwestern states; and natural gas transportation and storage services to various third parties. As of September 30, 2007, Atmos Energy owned approximately 76,362 miles of underground distribution and transmission mains, and 6,363 miles of gas transmission and gathering lines. The company was founded in 1906. It was formerly known as Energas Company and changed its name to Atmos Energy Corporation in 1988. The company is headquartered in Dallas, Texas.