Your best option for resolving your NiSource Inc. customer service issue is by going to their help desk. Tap or click the link above and we can advise you on how to best get there. Telling us your specific issue on that page will also help us get you to the right NiSource Inc. help page even faster.
Or take advantage of GetHuman's tools for getting more attention on your issue faster:
Unfortunately, NiSource Inc. does not offer live chat as a channel for customer service at this time.
NiSource Inc. contact information - compared
Above are our top recommendations for how to contact NiSource Inc., including their top phone number and live chat options. Below you can compare and contrast the 8 ways to contact NiSource Inc. by looking at which ones are the fastest and which ones other customers recommend the most for solving NiSource Inc. customer service issues as reported to us by the 50 million or so customers that come to GetHuman each year and share their experiences. You can contact NiSource Inc. across the following mediums: Web, Phone.