If you need to speak to a live customer service representative in Nicor Gas customer service you need to dial 1-888-642-6748. To speak with a live agent, you need to say “Other” or press 4 (for all other inquiries), then press 1 (for information about natural gas appliance contractors) and stay on the line (typical waiting time is about 5-10 minutes).

Alternatively you can use the following other options available in the customer service phone menu:

• If you are calling about a gas leak, carbon monoxide, gas outage or smell gas say “Emergency” or press 1.
• For billing or payment inquiries say “Billing or payment” or press 2.
• To start, stop, reconnect or get appointment status say “service” or press 3.
• To have underground lines located hand up and dial 811 for line Locating Services.
• For all other inquiries say “Other” or press 4.
• To repeat these options say “repeat” or press 7.

Nicor Gas Customer Service Hours

Live customer service representatives from Nicor Gas are available 24/7.

Nicor Gas Customer Support Phones

• Nicor Gas Customer Support Phone is 1-888-642-6748. Live customer service representatives from Nicor Gas are available 24/7.
• For information about the Nicor Gas Energy Efficiency Program you need to dial 1-877-886-4239. Live customer service representatives from Nicor Gas are available from 8am to 5pm Monday-Friday, Saturday-Sunday closed.

Nicor Gas Social Networks Customer Service

• Nicor Gas customer service could be contacted via Nicor Gas Facebook page. Typically Nicor Gas customer service representative replies within an hour.
• You can also reach Nicor Gas support via Nicor Gas Twitter page
• You can view latest Nicor Gas photos on Nicor Gas Instagram page
• You can view latest Nicor Gas videos on Nicor Gas Youtube page

Nicor Gas Support Community

You can get the answers to your questions about Nicor Gas on the Nicor Gas Forum page. Community Support representatives are available 24 hours a day seven days a week.

Nicor Gas Mailing Addresses

Payments to:
PO Box 5407
Carol Stream, IL 60197-5407

ID Theft Affidavit:
PO Box 190, Aurora, IL 60507

Nicor Gas Live Chat Support

Nicor Gas doesn’t offer live chat support.

Nicor Gas support e-mail

• To email Nicor Gas use the following Nicor Gas contact form.
• To contact Nicor Gas support send an e-mail to [email protected].

Nicor Gas Help Center

• You can get more information about Nicor Gas Customers on the Nicor Gas Customers Support page.

Nicor Gas Opening Hours

Monday 8am to 5pm
Tuesday 8am to 5pm
Wednesday 8am to 5pm
Thursday 8am to 5pm
Friday 8am to 5pm
Saturday closed
Sunday closed