Search for U.S. oil and gas operators by operator name or browse by county to find the operator you're looking for. Find wells by operator, the oil and gas produced by county per operator, and recent drilling permits filed by U.S. operators.
Want even more details on U.S. oil and gas operators? Subscribe now to get access to advanced mapping features, production information, well details, operator details and much more.
| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Jonah Energy LLC | Wyoming | 160,491 BBLs | 15,813,593 MCF | Jan 2014 - Dec 2019 |
| JP Oil Wyoming LLC | Wyoming | 3,188 BBLs | 8,104 MCF | Jan 2018 - Dec 2019 |
| Juniper Resources Exploration Company, LLC | New Mexico | 3,771 BBLs | 62,899 MCF | Mar 2017 - Dec 2018 |
| Justiss Oil Company, Inc. | Louisiana | 5,238 BBLs | 69,162 MCF | Mar 1981 - Sep 2018 |
| K & N Petroleum, Inc. | Kansas | 4,405 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| K P Kauffman Company Inc | Colorado | 17,473 BBLs | 132,298 MCF | Jan 1999 - May 2019 |
| K P Kauffman Company Inc | New Mexico | 2,763 BBLs | 0 MCF | Oct 2004 - Dec 2018 |
| K3 Oil & Gas Operating Company | Kansas | 4,700 BBLs | 13,294 MCF | Jan 2010 - Apr 2019 |
| Kahan And Associates, Inc | Kansas | 8,778 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Kaiser Francis Oil Co | Wyoming | 87,954 BBLs | 177,667 MCF | Jan 1978 - Dec 2019 |
| Kaiser-Francis Oil Co | New Mexico | 242,221 BBLs | 542,957 MCF | Jan 1993 - Jan 2019 |
| Kaiser-Francis Oil Company | Louisiana | 10,791 BBLs | 96,775 MCF | Aug 1981 - Sep 2018 |
| Kaiser-Francis Oil Company | North Dakota | 31,379 BBLs | 34,867 MCF | Jul 2002 - Jun 2019 |
| Kansas Natural Gas Operating, LC | Kansas | 0 BBLs | 155,144 MCF | Jan 2010 - Apr 2019 |
| Kantor Oil Company, LLC | Kansas | 3,191 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Kash Oil And Gas, Inc | Louisiana | 2,807 BBLs | 10,041 MCF | Apr 1986 - Oct 2018 |
| Kelly Bayou Production | Louisiana | 2,421 BBLs | 0 MCF | Sep 1999 - Oct 2018 |
| Kentex Worland LLC | Wyoming | 2,838 BBLs | 85,057 MCF | Jan 2018 - Dec 2019 |
| Kerr McGee Oil & Gas Onshore LP | Colorado | 2,869,866 BBLs | 22,543,501 MCF | Jan 1999 - Jun 2019 |
| Kerr-McGee Oil & Gas Onshore LP | Wyoming | 8,210 BBLs | 45,314 MCF | Jan 1979 - Dec 2019 |
| Kerr-McGee Oil & Gas Onshore, LP | Utah | 30,502 BBLs | 8,128,815 MCF | Jan 2006 - Jun 2019 |
| Key Operating Company | Louisiana | 2,776 BBLs | 4,047 MCF | Jan 1995 - Sep 2018 |
| KFG Petroleum Corporation | Mississippi | 4,789 BBLs | 0 MCF | Dec 1976 - Jun 2019 |
| KGH Operating Company | Colorado | 1,308 BBLs | 54,623 MCF | Jun 2000 - May 2019 |
| Kinder Morgan Co2 Co LP | Colorado | 0 BBLs | 38,126,085 MCF | Apr 2000 - May 2019 |
| Kirby Oil Company | Louisiana | 4,102 BBLs | 0 MCF | Jan 1981 - Oct 2018 |
| Knighton Oil Company, Inc. | Kansas | 8,283 BBLs | 2,907 MCF | Jan 1980 - Apr 2019 |
| Kraken Development III, LLC | North Dakota | 26,428 BBLs | 49,407 MCF | Oct 2018 - Jun 2019 |
| Kraken Operating, LLC | North Dakota | 984,065 BBLs | 1,700,617 MCF | Sep 2016 - Jun 2019 |
| L. D. Drilling, Inc. | Kansas | 21,627 BBLs | 189 MCF | Jan 1980 - Apr 2019 |
| Lachenmayr Oil LLC | Kansas | 2,512 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Land And Natural Resource Development, Inc. | Alabama | 7,966 BBLs | 137,480 MCF | Jul 1977 - Mar 2019 |
| Landmark Resources, Inc. | Kansas | 11,357 BBLs | 5,867 MCF | Jan 1980 - Apr 2019 |
| Lario Oil & Gas Company | Kansas | 38,511 BBLs | 48,393 MCF | Jan 1980 - Apr 2019 |
| Larson Operating Company | Kansas | 17,036 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Lavaca River Operating Company, LLC | Louisiana | 11,785 BBLs | 6,312 MCF | Aug 2014 - Aug 2018 |
| Lawco Holdings, LLC | Kansas | 2,790 BBLs | 0 MCF | Aug 2014 - Apr 2019 |
| Laymon Oil II, LLC | Kansas | 11,228 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| LB Exploration, Inc. | Kansas | 2,278 BBLs | 18,604 MCF | Jan 1980 - Apr 2019 |
| Lease Management Inc | Michigan | 5,030 BBLs | 0 MCF | Jan 1982 - Apr 2018 |
| Lebsack Oil Production Inc. | Kansas | 6,868 BBLs | 3,320 MCF | Jan 1980 - Apr 2019 |
| Legacy Reserves Operating LP | Montana | 18,051 BBLs | 10,538 MCF | Jun 2012 - Jun 2019 |
| Legacy Reserves Operating LP | North Dakota | 13,582 BBLs | 11,446 MCF | Oct 2006 - Jun 2019 |
| Legacy Reserves Operating LP | Wyoming | 31,940 BBLs | 560 MCF | Jan 1978 - Dec 2019 |
| Legacy Reserves Operating, LP | New Mexico | 337,057 BBLs | 881,540 MCF | May 2006 - Jan 2019 |
| Legacy Resources Co., L.P. | Louisiana | 756 BBLs | 57,844 MCF | Dec 1993 - Sep 2018 |
| Liberty Oper & Compl, Inc | Kansas | 3,194 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Liberty Resources Management Company, LLC | North Dakota | 181,652 BBLs | 400,364 MCF | Jun 2014 - Jul 2019 |
| Lime Rock Resources II-A, L.P. | New Mexico | 90,662 BBLs | 387,353 MCF | Dec 2010 - Jan 2019 |
| Lime Rock Resources III-A, L.P. | Arkansas | 0 BBLs | 767,252 MCF | Jan 2001 - May 2019 |