The corporate address of Columbia Gas of Maryland is listed below. This address may be home address or customer service address, usually including street, city (town), state (province), zip code(postal code), etc. It is recommended that you first confirm this address through support email or customer service phone number. If your product (service) needs support, it is recommended to obtain support through customer service phone and support email. view all customer service contact information.
Columbia Gas of Maryland Overview
Columbia Gas of Maryland delivers clean, affordable and efficient natural gas to approximately 33,000 customers. With headquarters in Canonsburg, Pennsylvania, it is one of NiSource’s seven regulated utility companies. NiSource (NYSE: NI) is one of the largest fully-regulated utility companies in the United States, serving approximately 3.5 million natural gas customers and 500,000 electric customers through its local Columbia Gas and NIPSCO brands.
| Industry | Utilities |
| Headquarters | Canonsburg, PA |
| Company size | 51-200 employees |
| Website | https://www.columbiagasmd.com/ |