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(Browse Alphabetically)

AAPG Eastern Section

Alaska Independent Oil and Gas Association

American Association of Drilling Engineers (AADE)

American Association of Petroleum Geologists (AAPG)

American Association of Professional Landmen (AAPL)

American Gas Association Research Division

American Petroleum Institute (API)

Division of Oil and Gas - Ohio (DOG)

Energy Exchange 

Energy Information Administration

Energy Research Clearing House (ERCH)

Gas Industry Standards Board (GISB)

Gas Processors Association 

Hastings Updates

Illinois State Geological Survey: Oil and Gas Information

Independent Petroleum Association of America (IPAA)

Independent Petroleum Association of America

Industry Link 

International Association of Energy Economics

Interstate Oil and Gas Compact Commission (IOGCC)

Louisiana Independent Oil and Gas Association

Manufacturing Online Website

National Association of Royalty Owners (NARO)  

National Energy Education Development (NEED)

NMT Petroleum & Natural Gas Engineering Department

Ohio Department of Natural Resources (ODNR)

Ohio Geological Survey

Oklahoma Energy Resources Board (OERB)

Pennsylvania Oil and Gas Association

Petroleum Technology Transfer Council (PTTC)

Petroleum Technology Transfer Council

SEG Internet-accessible Exploration-Geophysical Consortia

Society of Exploration

Society of Petroleum Engineers (SPE)

State of West Virginia

Texas Independent Producers & Royalty Owners Association (TIPRO)

West Virginia Department of Environmental Protection

West Virginia Geological and Economic Survey