Maryland Gas Companies

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This web page lists gas companies in the State of Maryland. Before visiting any of these Maryland gas companies, be sure to verify their address, hours of operation, and appointment policies (if applicable). A gas company may have ceased operations or moved to a different location, and business hours can sometimes be irregular, especially on and around holidays. So a quick phone call can often save you time and aggravation.

a residential natural gas meter - with Maryland icon

Related directory pages are highlighted below the Maryland gas company listings on this page. Links to Gas Company directory pages for adjacent States are provided at the bottom of the page. Maryland directory and map page links are also included there.


Washington Gas Waldorf, Maryland 20601 1-800-752-7520 washingtongas.com/ Located in Charles County	Gas Companies

Gas Companies in Adjacent States

Maryland Directory and Map Pages

Maryland Directory - Maryland regional directory.
Maryland Map - state maps of Maryland.

Related Maryland Page(s)

Maryland Oil & Gas Companies	Maryland Electric Companies	Maryland Petroleum Oils Retail