For six decades, Nicor Gas has been serving Illinois customers with clean, safe, reliable and affordable natural gas. As the state’s largest natural gas distributor, and owner and operator of one of the largest natural gas aquifer storage systems in North America, they deliver the comfort and convenience of natural gas to 2.2 million residential, public sector and business customers in more than 650 communities throughout northern Illinois.

Learn about Nicor Gas' involvement in Economic Development HERE.

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At-a-Glance: Nicor Gas By the Numbers

Illinois Service Territory

Gas Distribution and Pipeline System