Nicor Gas Payment, Login, Customer Service

Updated October 21, 2019 – Below you will find the key information you need as a Nicor Gas customer to access your account online, make payments, and reach customer service for further assistance.

Online Account Access

  • Log in to your account and make a payment. Note that there is an extra $2.95 fee to pay this way, which makes it much less desirable.

Customer Service – Help & Pay By Phone

  • The number for phone payments is 888-642-6748. Note that there is a $2.95 fee to pay this way.

Payment Address

Nicor Gas
P.O. Box 5407
Carol Stream, IL, 60197-5407

In Person

There are many places in the Chicago area that will take your payment — for a fee. Go here to see a list.