Start, Stop, or Transfer Service
Call us at 1-800-432-9345. Our Customer Service representatives are here to assist you Monday through Friday from 8:00 a.m. to 5:00 p.m.
Log in to your account to stop your gas service.
Welcome! Please call us at 1-800-432-9345 to find out if we serve your address. We also can 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, P.O. Box 9016, Endicott, NY 13761-9016.