NiSourceWrite a Review301-797-3529Be the first to review!1500 Pennsylvania Ave, Hagerstown, MD 21742Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?CategoriesPropane & Natural Gas, Gas Companies, Utility Companies Suggest an Edit