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Nicor Gas
Industry Gas utilities
Successor AGL Resources
Founded 1953
Defunct December 2010 (2010-12)
Headquarters Naperville, Illinois United States
Owner Southern Company
Website [1]

Nicor Gas is an energy company headquartered in Naperville, Illinois. Its largest subsidiary, Nicor Gas, is a natural gas distribution company. Founded in 1954, the company serves more than two million customers in a service territory that encompasses most of the northern third of Illinois, excluding the city of Chicago. Nicor has 32,000 miles (51,000 km) of pipelines.

AGL Resources announced its acquisition of Nicor in December 2010;[1] the acquisition closed the following year. Southern Company announced its acquisition of AGL in 2016.

See also[edit]


  1. ^ "About Nicor Inc.". Retrieved 2006-11-07. 

External links and sources[edit]