Founded in 1954 and located in Naperville, Ill., Nicor Gas is a subsidiary of Nicor. Nicor Gas is a natural gas distribution company that serves more than 2 million customers in over 640 communities. It operates a pipeline network of more than 32,000 miles, which is connected to the underground storage facilities in the United States. The company employs a professional staff and offers 24-hour emergency services to the residential, commercial and industrial sectors. Additionally, Nicor Gas offers Customer Select, a voluntary program that allows its customers to select a new natural gas supplier and learn about their pricing options, incentives and services. The company also files a gas supply charge with the Illinois Commerce Commission, which regulates all Illinois utilities. Nicor Gas additionally offers online information on several factors that determine gas bills, tips for recording gas meter readings, rate variations and finding a nearest payment center.