General Info

Columbia Gas of Maryland supplies natural gas to more than 32,000 residential and commercial customers in Maryland. It offers various Safety and conservation tips. The company provides financial assistance and online bill payment options. Columbia Gas of Maryland is a subsidiary of NiSource, which is one of the largest natural gas distributors in the United States. NiSource also operates Bay State Gas Company, Crossroads Pipeline Company, Columbia Gulf Transmission Corporation, Northern Indiana Fuel & Light Company, and Kokomo Gas & Fuel Company. The company specializes in the natural gas exploration, production, transmission and storage. It additionally offers electricity generation and distribution services. NiSource s distribution companies serve over 3 million gas and electricity customers.