Illinois

Customer Service

We’re here if you have any questions about your existing New York electricity account with Green Mountain Energy.

Email: ILCustomerCare@greenmountain.com
Call: 1-800-274-5289
Hours: Mon – Fri 7 a.m. – 7 p.m. CT

Moving? Call us to transfer your electricity service to your new address!

Lights Out? Billing Questions?

To report an outage or to talk to someone about your billing, please call your local utility company directly.

ComEd: 1-800-334-7661
Nicor: 1-888-642-6748
People’s Gas: 1-866-556-6002

New Residential Customers

If you’re ready to help Green Mountain Energy inspire hope and motivate action through the use of clean energy, and you’ve never had an account with us before, join our community now!

Call: 1-855-IL-GOGREEN (1-855-454-6473)
Hours: Mon – Fri 7 a.m. – 6 p.m. CT