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As the largest natural gas distribution company in Illinois, Nicor Gas ensures that natural gas – an American, abundant, affordable and clean energy source – reaches more than 2.2 million homes and businesses in an area that encompasses most of the northern third of Illinois, excluding the city of Chicago and parts of northern Cook County and Lake County.

$1.2 million in bill payment assistance is available for eligible customers
$1.2 million in bill payment assistance is available for eligible customers
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