Start, Stop, or Transfer Service
Call us at 1-800-543-8911. Our Customer Service representatives are here to assist you Monday through Friday from 7:00 A.M. to 5:30 P.M.
Log in to your account to stop your gas service.
Welcome! Please call us at 1-800-543-8911 to find out if we serve your address. We can also help transfer an existing gas account into your name.
To set up a Property Owner Agreement with us, please complete this form and mail it to: NiSource, PO Box 9016, Endicott, NY 13761-9016.