Manage Your Account
  • View & Pay Bill
  • Gas Emergency
  • Start/Stop Service

To report a carbon monoxide
or gas emergency:


  • Leave the area immediately.
  • From a safe place, call 911 and call us at 1-888-460-4332.

DO NOT:

  • Send us an email to report the odor or incident.
  • Use a cellular phone or phone until you leave the area.

Remain in a safe place until our service technician arrives to perform a safety check.


Other Gas Safety Information

Start, Stop, or Transfer Service

Call us at 1-888-460-4332. Our Customer Service representatives are here to assist you Monday through Friday from 7:00 a.m. to 5:30 p.m.

Current Customers

Log in to your account to stop your gas service.

New Residents

Welcome! Please call us at 1-800-440-6111 to find out if we serve your address. We can also help transfer an existing gas account into your name.

Landlords

To set up a Property Owner Agreement with us, please complete this form and mail it to: NiSource, P.O. Box 9016, Endicott, NY 13761-9016.

Call 811 before you dig!

It's free, easy and the law.

Learn More

Imposters and Scams

Learn how to protect yourself from scams, fraud and impostor.

Learn More

Headline News

Columbia Gas of Maryland Offers Winter Safety Tips

As the region prepares for the first winter storm of the season, Columbia Gas of Maryland is reminding customers of important safety tips during snowy and icy conditions.

Columbia Gas of Maryland Offers Winter Safety Tips

Columbia Gas of Maryland Offers Eight Safety Tips for Fire Prevention Week

The week of October 4 -10 has been designated Fire Prevention Week by the National Fire Prevention Association, and Columbia Gas of MD is encouraging the public to stay safe with eight simple tips.

Columbia Gas of Maryland Offers Eight Safety Tips for Fire Prevention Week

Columbia Gas of Maryland Parent Company, NiSource Inc., Named to Dow Jones Sustainability Index

Columbia Gas of Maryland’s parent company, NiSource Inc. was named to the Dow Jones Sustainability Index (DJSI) North America in recognition of the company's sustainable business practices and performance for the second consecutive year.

Columbia Gas of Maryland Parent Company, NiSource Inc., Named to Dow Jones Sustainability Index

Columbia Gas of Maryland Reminds Customers on 8/11 to Call 811 Before Digging Throughout the Year

With August 11 here, Columbia Gas of Maryland reminds homeowners and contractors that before they pick up a shovel, they need to pick up the telephone and call 811.

Columbia Gas of Maryland Reminds Customers on 8/11 to Call 811 Before Digging Throughout the Year

Columbia Gas of Maryland Files Limited Rate Adjustment to Recover Investments in Replacing Infrastructure

Columbia Gas of Maryland is seeking to recover infrastructure investments and operation and maintenance expenses through a limited base rate adjustment filed July 1, 2015 with the Public Service Commission of Maryland (PSC).

Columbia Gas of Maryland Files Limited Rate Adjustment to Recover Investments in Replacing Infrastructure