American Gas Association - Represents local energy companies that deliver natural gas throughout the United States.
Southern Gas Association - A resource for linking people, ideas and information about natural gas operations.
Environmental Protection Agency (EPA) - EPA leads the nation's environmental science, research, education and assessment efforts.
NaturalGas.org - An educational website covering a variety of topics related to the natural gas industry.
National Association of Regulatory Utility Commissioners - NARUC is an association representing the State public service commissioners who regulate essential utility services, such as electricity, gas, telecommunications, water, and transportation, throughout the country.
North American Energy Standards Board - NAESB serves as an industry forum for the development and promotion of standards which will lead to a seamless marketplace for wholesale and retail natural gas and electricity.