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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| KGH Operating Company | Utah | 916 BBLs | 19,612 MCF | Sep 2016 - Mar 2026 |
| Kinder Morgan Co2 Co LP | Colorado | 148 BBLs | 23,069,960 MCF | Jan 1999 - Apr 2026 |
| Kirby Oil Company | Louisiana | 4,097 BBLs | 0 MCF | Jan 1981 - Dec 2024 |
| Knighton Oil Company, Inc. | Kansas | 4,522 BBLs | 1,288 MCF | Jan 1980 - Feb 2026 |
| Koda GNB, LLC | Utah | 27,504 BBLs | 5,093,176 MCF | Nov 2025 - Mar 2026 |
| Koda Resources Operating, LLC | North Dakota | 368,458 BBLs | 466,655 MCF | Sep 2019 - Apr 2026 |
| Koda Uinta, LLC | Utah | 123,717 BBLs | 8,377,484 MCF | Nov 2025 - Apr 2026 |
| Koehn, Radell W. And Austin Koehn & Morgan Koehn | Kansas | 1,561 BBLs | 0 MCF | Jan 2010 - Feb 2026 |
| Koron Investments, Inc. | Kansas | 1,468 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Kraken Operating, LLC | Montana | 778,411 BBLs | 1,273,635 MCF | Sep 2013 - Mar 2026 |
| Kraken Operating, LLC | North Dakota | 826,761 BBLs | 2,116,558 MCF | Sep 2016 - Apr 2026 |
| Krier, Kirby Oil, Inc. | Kansas | 2,091 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| La Delta Farms Oil Company LLC | Louisiana | 1,377 BBLs | 2,299 MCF | Mar 2016 - Dec 2024 |
| La Veta Oil & Gas, LLC | Kansas | 999 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Lachenmayr Oil LLC | Kansas | 2,088 BBLs | 960 MCF | Jan 1980 - Feb 2026 |
| Lafayette Oilfield Contractors, Inc. | Louisiana | 8,311 BBLs | 0 MCF | Nov 2020 - Dec 2024 |
| Lambda Energy Resources LLC | Michigan | 39,375 BBLs | 386,157 MCF | May 2014 - Apr 2026 |
| Land And Natural Resource Development, Inc. | Alabama | 2,072 BBLs | 32,465 MCF | Jul 1977 - Feb 2026 |
| Landmark Resources, Inc. | Kansas | 10,776 BBLs | 4,598 MCF | Jan 1980 - Feb 2026 |
| Lario Oil & Gas Co | New Mexico | 5,753 BBLs | 3,355 MCF | Jan 1993 - Mar 2026 |
| Lario Oil & Gas Company | Kansas | 31,777 BBLs | 24,401 MCF | Jan 1980 - Feb 2026 |
| Lawco Holdings, LLC | Kansas | 1,739 BBLs | 0 MCF | Aug 2014 - Feb 2026 |
| Laymon Oil II, LLC | Kansas | 6,891 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Lease Management Inc | Michigan | 4,839 BBLs | 0 MCF | Jan 1982 - Mar 2026 |
| Lebsack Oil Production Inc. | Kansas | 5,432 BBLs | 942 MCF | Jan 1980 - Feb 2026 |
| Lewis Operating Company | Louisiana | 1,466 BBLs | 120 MCF | Oct 1988 - Dec 2024 |
| LH Operating, LLC | New Mexico | 26,793 BBLs | 16,542 MCF | Nov 2019 - Mar 2026 |
| Liberty Resources Management Company, LLC | North Dakota | 2,567 BBLs | 1,284 MCF | Jun 2014 - May 2026 |
| Lime Rock Resources III-A, L.P. | North Dakota | 225,944 BBLs | 313,468 MCF | Mar 2015 - Apr 2026 |
| Lime Rock Resources V-A, L.P. | North Dakota | 44,494 BBLs | 530,113 MCF | Jul 2022 - Apr 2026 |
| Little Chief Energy Corporation | Kansas | 1,414 BBLs | 0 MCF | Jan 2010 - Feb 2026 |
| Lobo Operating, Inc. | Louisiana | 2,430 BBLs | 1,308 MCF | Mar 1995 - Dec 2024 |
| Loeb LLC* Herman L | Colorado | 1,319 BBLs | 0 MCF | Jan 1999 - May 2026 |
| Logos Operating LLC | Colorado | 2 BBLs | 353,803 MCF | Jan 1999 - Apr 2026 |
| Logos Operating, LLC | New Mexico | 17,855 BBLs | 10,097,194 MCF | Jul 2012 - Apr 2026 |
| Loil Oil LLC | Wyoming | 4,404 BBLs | 6,872 MCF | Nov 2016 - Mar 2026 |
| Lone Wolf Oil & Gas Co., LLC | Kansas | 1,088 BBLs | 0 MCF | Jan 2010 - Feb 2026 |
| Lonestar Oil Co | Kansas | 1,487 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Longfellow Energy, LP | New Mexico | 166,390 BBLs | 610,057 MCF | Jul 2017 - Mar 2026 |
| Longs Peak Resources LLC | Wyoming | 18,232 BBLs | 19,239 MCF | Feb 2016 - Apr 2026 |
| Louisiana Jordan Oil Company, Inc. | Louisiana | 1,207 BBLs | 0 MCF | Jan 2013 - Dec 2024 |
| Luff Exploration Company | North Dakota | 9,018 BBLs | 6,611 MCF | Dec 1996 - Apr 2026 |
| Lynx Operating Co., Inc. | New Mexico | 2,473 BBLs | 2,666 MCF | Jan 1999 - Apr 2026 |
| M & G DRLG Co Inc | New Mexico | 189 BBLs | 67,260 MCF | May 1995 - Apr 2026 |
| M & K Oil Company LLC | Wyoming | 26,607 BBLs | 82,611 MCF | Jan 1978 - Apr 2026 |
| M & M Exploration, Inc. | Kansas | 766 BBLs | 19,587 MCF | Mar 2002 - Feb 2026 |
| M & M Oil Company, L.L.C. | Louisiana | 2,996 BBLs | 0 MCF | Aug 1994 - Jan 2025 |
| M G Oil Inc | Kansas | 6,294 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Mack Energy Corp | New Mexico | 135,584 BBLs | 353,807 MCF | Jan 1993 - Apr 2026 |
| Mad Operators LLC | Kansas | 10,736 BBLs | 489 MCF | Jan 2020 - Feb 2026 |