Nisource Websites
Home - Columbia Gas of Ohio
We’re one of Ohio’s leading energy companies, with nearly 1,000 employees dedicated to providing customers with the services they need every day.
Home - NiSource
Welcome to NiSource. We serve nearly four million natural gas and electric customers across seven states under our NiSource, NIPSCO and Columbia Gas brands.
Home - Columbia Gas of Pennsylvania
Welcome to Columbia Gas. We’re one of Pennsylvania’s leading energy companies, with a highly trained team dedicated to providing our customers with the essential energy services they need every day.
Home - Columbia Gas of Pennsylvania
Welcome to Columbia Gas. We’re one of Pennsylvania’s leading energy companies, with a highly trained team dedicated to providing our customers with the essential energy services they need every day.
Home - NiSource
Welcome to NiSource. We serve nearly four million natural gas and electric customers across seven states under our NiSource, NIPSCO and Columbia Gas brands.