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 |
|---|---|---|---|---|
| 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 | 2,341 BBLs | 100,019 MCF | Jan 2018 - Dec 2019 |
| Kerr McGee Oil & Gas Onshore LP | Colorado | 3,594,184 BBLs | 27,355,936 MCF | Jan 1999 - Jan 2020 |
| Kerr-McGee Oil & Gas Onshore LP | Wyoming | 6,895 BBLs | 36,592 MCF | Jan 1979 - Dec 2020 |
| Kerr-McGee Oil & Gas Onshore, LP | Utah | 29,136 BBLs | 7,298,072 MCF | Jan 2006 - Jan 2020 |
| Key Operating Company | Louisiana | 2,776 BBLs | 4,047 MCF | Jan 1995 - Sep 2018 |
| KFG Petroleum Corporation | Mississippi | 4,243 BBLs | 0 MCF | Dec 1976 - Jan 2020 |
| KGH Operating Company | Colorado | 1,394 BBLs | 54,733 MCF | Jun 2000 - Dec 2019 |
| Kinder Morgan Co2 Co LP | Colorado | 227 BBLs | 37,475,541 MCF | Apr 2000 - Dec 2019 |
| Kirby Oil Company | Louisiana | 4,102 BBLs | 0 MCF | Jan 1981 - Oct 2018 |
| Knighton Oil Company, Inc. | Kansas | 7,964 BBLs | 2,074 MCF | Jan 1980 - Nov 2019 |
| Koda Resources Operating, LLC | North Dakota | 40,736 BBLs | 34,344 MCF | Sep 2019 - Jan 2020 |
| Kraken Development III, LLC | North Dakota | 219,877 BBLs | 310,560 MCF | Oct 2018 - Jan 2020 |
| Kraken Operating, LLC | Montana | 336,715 BBLs | 436,079 MCF | Sep 2013 - Dec 2019 |
| Kraken Operating, LLC | North Dakota | 936,985 BBLs | 1,649,105 MCF | Sep 2016 - Jan 2020 |
| L. D. Drilling, Inc. | Kansas | 20,312 BBLs | 0 MCF | Jan 1980 - Nov 2019 |
| Lachenmayr Oil LLC | Kansas | 3,403 BBLs | 0 MCF | Jan 1980 - Nov 2019 |
| Lambda Energy Resources LLC | Michigan | 73,220 BBLs | 603,479 MCF | Jan 1982 - Dec 2019 |
| Land And Natural Resource Development, Inc. | Alabama | 6,879 BBLs | 121,481 MCF | Jul 1977 - Dec 2019 |
| Landmark Resources, Inc. | Kansas | 12,261 BBLs | 5,705 MCF | Jan 1980 - Nov 2019 |
| Lario Oil & Gas Company | Kansas | 32,969 BBLs | 48,738 MCF | Jan 1980 - Nov 2019 |
| Lavaca River Operating Company, LLC | Louisiana | 11,785 BBLs | 6,312 MCF | Aug 2014 - Aug 2018 |
| Lawco Holdings, LLC | Kansas | 3,862 BBLs | 0 MCF | Aug 2014 - Nov 2019 |
| Layline Oil And Gas LLC | Michigan | 8,869 BBLs | 12,219 MCF | Jan 1982 - Nov 2019 |
| Laymon Oil II, LLC | Kansas | 10,469 BBLs | 0 MCF | Jan 1980 - Nov 2019 |
| LB Exploration, Inc. | Kansas | 3,301 BBLs | 15,964 MCF | Jan 1980 - Nov 2019 |
| Lease Management Inc | Michigan | 6,919 BBLs | 0 MCF | Jan 1982 - Nov 2019 |
| Lebsack Oil Production Inc. | Kansas | 7,407 BBLs | 3,476 MCF | Jan 1980 - Nov 2019 |
| Legacy Reserves Operating LP | Montana | 16,750 BBLs | 8,452 MCF | Jun 2012 - Jan 2020 |
| Legacy Reserves Operating LP | North Dakota | 12,650 BBLs | 9,730 MCF | Oct 2006 - Jan 2020 |
| Legacy Reserves Operating LP | Wyoming | 28,985 BBLs | 433 MCF | Jan 1978 - Dec 2020 |
| Legacy Reserves Operating, LP | New Mexico | 235,520 BBLs | 765,109 MCF | May 2006 - Dec 2019 |
| Legacy Resources Co., L.P. | Louisiana | 756 BBLs | 57,844 MCF | Dec 1993 - Sep 2018 |
| Lewis Operating Company | Louisiana | 2,250 BBLs | 260 MCF | Oct 1988 - Aug 2018 |
| Liberty Resources Management Company, LLC | North Dakota | 227,738 BBLs | 472,100 MCF | Jun 2014 - Feb 2020 |
| Lime Rock Resources II-A, L.P. | New Mexico | 91,062 BBLs | 383,885 MCF | Dec 2010 - Jan 2020 |
| Lime Rock Resources III-A, L.P. | Arkansas | 0 BBLs | 742,641 MCF | Jan 2001 - Nov 2019 |
| Lime Rock Resources III-A, L.P. | North Dakota | 544,169 BBLs | 472,989 MCF | Mar 2015 - Jan 2020 |
| Linde Inc | Colorado | 0 BBLs | 95,871 MCF | Jan 1999 - Dec 2019 |
| Linn Operating, Inc. | Louisiana | 5,529 BBLs | 255,566 MCF | Feb 2008 - Sep 2018 |
| Lobo Operating, Inc. | Louisiana | 26,364 BBLs | 33,848 MCF | Mar 1995 - Aug 2018 |
| Loeb LLC* Herman L | Colorado | 2,875 BBLs | 20,006 MCF | Jan 1999 - Feb 2020 |
| Logos Operating, LLC | New Mexico | 64,976 BBLs | 2,760,522 MCF | Jul 2012 - Jan 2020 |
| Longfellow Energy, LP | New Mexico | 2,881 BBLs | 26,451 MCF | Jul 2017 - Dec 2019 |
| Lotus Operating Company, L.L.C. | Kansas | 9,001 BBLs | 83,891 MCF | Jan 1980 - Nov 2019 |
| Louisiana Delta Oil Co, LLC | Louisiana | 3,401 BBLs | 9,605 MCF | Jul 2007 - Oct 2018 |
| Louisiana Jordan Oil Company, Inc. | Louisiana | 3,560 BBLs | 79,835 MCF | Jan 2013 - Sep 2018 |
| Luff Exploration Company | North Dakota | 14,234 BBLs | 14,229 MCF | Dec 1996 - Jan 2020 |
| Lynx Operating Co., Inc. | New Mexico | 3,270 BBLs | 248 MCF | Jan 1999 - Dec 2019 |