Connecticut Natural Gas CorpWrite a Review888-726-7728Be the first to review!Hi 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?Extra PhonesTollFree: 866-924-5325Other Linkhttp://www.cngcorp.comCategoryGas Companies Suggest an Edit