Customer Support

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Contact us about our energy programs or your billing questions.

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Customer Care - Residential and Small Commercial

Nicor territory, in English and Spanish: 866-799-2674
Peoples Gas/North Shore Gas territory, in English and in Spanish: 888-282-9459
Monday – Friday: 8:00 am to 6:00 pm
Saturday: 9:00 am to 4:00 pm

Customer Sales - Residential and Small Commercial

Nicor territory, in English and Spanish: 866-642-6794
Peoples Gas/North Shore Gas territory, in English and in Spanish: 888-282-9442
Monday – Friday: 8:00 am to 6:00 pm
Saturday: 9:00 am to 4:00 pm

Mailing Address

Nicor Advanced Energy
PO Box 3042
Naperville, IL 60563-7042

Email Address

Lock12@Nicoradvancedenergy.com

24-Hour Emergency Service

In case of emergencies or if you smell natural gas, call Nicor Gas at 1-888-Nicor4U (1-888-642-6748). In the Peoples Gas territory, call 866-556-6002. In the North Shore Gas territory, call 866-556-6005.

Nicor Advanced Energy is not the same company as Nicor Gas. It is an affiliate and its prices are not regulated by the Illinois Commerce Commission. Customers are not required to buy products or services from Nicor Advanced Energy in order to receive the same quality of service from their utility.