Atmos Energy Corporation, headquartered in Dallas, Texas, is one of the United States' largest natural-gas-only distributors,[3] serving about three million natural gas distribution customers in over 1,400 communities in nine states[4] from the Blue Ridge Mountains in the East to the Rocky Mountains in the West.

Today, Atmos Energy Corporation is one of the largest all-natural-gas distributors in the United States.

[7] Atmos sold its Missouri, Iowa, Illinois, and Georgia operations to Liberty Utilities in 2012 and 2013.

[citation needed] Named after the first chairman and CEO, the Charles K. Vaughan Center is a technical training facility designed for new technicians and veterans who must be certified and recertified on a regular basis.

Located in Plano, TX, the most visible aspect of the Vaughan Center is Gas City, an area designed to enable employees to practice and enhance their professional and safety skills.