Crude Petroleum And Natural Gas Companies in the United States

• Coal gasification (17)
• Coal liquefaction (4)
• Coal pyrolysis (1)
• Crude petroleum and natural gas (1,597)
• Crude petroleum and natural gas production (1,202)
• Crude petroleum production (3,806)
• Gas and hydrocarbon liquefaction from coal (19)
• Natural gas production (348)
• Oil sand mining (21)
• Oil shale mining (13)
• Sand and shale oil mining (14)
• Tar sands mining (1)

You may narrow this list of companies by choosing a more specific location:

• Alabama (29)
• Alaska (30)
• Arizona (16)
• Arkansas (75)
• California (260)
• Colorado (294)
• Connecticut (8)
• Delaware (11)
• District Of Columbia (2)
• Florida (31)
• Georgia (11)
• Hawaii (19)
• Idaho (7)
• Illinois (163)
• Indiana (44)
• Iowa (1)
• Kansas (380)
• Kentucky (82)
• Louisiana (384)
• Maine (3)
• Maryland (11)
• Massachusetts (7)
• Michigan (106)
• Minnesota (10)
• Mississippi (87)
• Missouri (10)

• Montana (62)
• Nebraska (22)
• Nevada (10)
• New Hampshire (1)
• New Jersey (27)
• New Mexico (138)
• New York (60)
• North Carolina (12)
• North Dakota (32)
• Ohio (170)
• Oklahoma (976)
• Oregon (15)
• Pennsylvania (90)
• Rhode Island (3)
• South Carolina (2)
• South Dakota (3)
• Tennessee (16)
• Texas (2,941)
• Utah (63)
• Vermont (2)
• Virginia (21)
• Washington (31)
• West Virginia (110)
• Wisconsin (2)
• Wyoming (153)