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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| 1876 Resources LLC | Colorado | 16,238 BBLs | 237,674 MCF | Jun 2016 - Sep 2025 |
| 1876 Resources LLC | Wyoming | 241,827 BBLs | 436,582 MCF | Nov 2021 - Sep 2025 |
| 3R Operating, LLC | New Mexico | 183,779 BBLs | 782,134 MCF | Jul 2023 - Sep 2025 |
| 442 Operating La, LLC | Louisiana | 3,868 BBLs | 15,416 MCF | Aug 2023 - Dec 2024 |
| A&S Mineral Development Company, LLC | Montana | 4,982 BBLs | 803 MCF | Mar 2021 - Oct 2025 |
| A. B. Energy LLC | Montana | 243 BBLs | 50,654 MCF | Oct 2011 - Sep 2025 |
| Abercrombie Energy, LLC | Kansas | 9,950 BBLs | 9,666 MCF | Jan 1980 - Jun 2025 |
| Abundance Energy Services LLC | Colorado | 0 BBLs | 512,988 MCF | Jan 1999 - Sep 2025 |
| Ace Energy, LLC | Mississippi | 4,022 BBLs | 8,780 MCF | Jun 1986 - Sep 2025 |
| Acierto Resources Company, LLC | Louisiana | 2,533 BBLs | 0 MCF | Feb 2017 - Dec 2024 |
| Ad Astra Resources LLC | New Mexico | 2,906 BBLs | 8,107 MCF | Aug 2024 - Sep 2025 |
| Ad Astra Resourcesllc | Mississippi | 1,420 BBLs | 0 MCF | Jan 2024 - Sep 2025 |
| Adams H D LLC | Wyoming | 4,808 BBLs | 0 MCF | Jan 1986 - Oct 2025 |
| Addie, James & John Thornton | Louisiana | 3,064 BBLs | 0 MCF | Aug 1990 - Dec 2024 |
| Aethon Energy Operating LLC | Wyoming | 6,619 BBLs | 725,794 MCF | Jun 2015 - Sep 2025 |
| Agricultural Energy Services | Kansas | 1,393 BBLs | 4,049 MCF | Jan 1980 - Jun 2025 |
| Agv Corp. | Kansas | 949 BBLs | 13,959 MCF | Jan 1980 - Jun 2025 |
| Ainsworth Operating Co. | Kansas | 1,272 BBLs | 0 MCF | May 1980 - Jun 2025 |
| Aldine Oil And Gas, LP | Louisiana | 18,573 BBLs | 217,657 MCF | Apr 2023 - Jan 2025 |
| Allam Production, Inc. | Kansas | 1,467 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| Allen Brothers | Louisiana | 5,201 BBLs | 0 MCF | Jan 1977 - Dec 2024 |
| Altavista Energy, Inc. | Kansas | 3,628 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| American Warrior, Inc. | Kansas | 72,532 BBLs | 37,447 MCF | Jan 1980 - Jun 2025 |
| Amplify Energy Operating LLC | Louisiana | 567 BBLs | 62,179 MCF | Jun 2017 - Dec 2024 |
| Amplify Energy Operating LLC | Wyoming | 87,796 BBLs | 5,120,634 MCF | Jun 2017 - Sep 2025 |
| Anadarko E&P Onshore LLC | Wyoming | 444,539 BBLs | 1,199,758 MCF | Aug 1992 - Sep 2025 |
| Anchor Bay Petroleum LLC | Kansas | 1,445 BBLs | 0 MCF | Aug 2006 - Jun 2025 |
| Anschutz Exploration Corp | Colorado | 15,005 BBLs | 88,967 MCF | Jan 1999 - Sep 2025 |
| Anschutz Exploration Corporation | Utah | 12,973 BBLs | 331,670 MCF | Apr 2018 - Sep 2025 |
| Anstine & Musgrove Inc. | Kansas | 3,766 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| Apache Corporation | New Mexico | 100,358 BBLs | 229,907 MCF | Jan 1993 - Sep 2025 |
| Apollo Energies, Inc. | Kansas | 3,045 BBLs | 7,329 MCF | Jan 1980 - Jun 2025 |
| Apollo Energy Operating Company, LP | Louisiana | 4,242 BBLs | 7,431 MCF | Apr 2011 - Dec 2024 |
| Arb Energy Utah, LLC | Utah | 11 BBLs | 95,585 MCF | Aug 2019 - Sep 2025 |
| Arcadian Resources, LLC | Kansas | 1,291 BBLs | 12 MCF | Jan 2010 - Jun 2025 |
| Arena Resources LLC | Wyoming | 17,242 BBLs | 21,627 MCF | Aug 2023 - Sep 2025 |
| Aria Operating LLC | Mississippi | 2,612 BBLs | 0 MCF | Jan 2023 - Aug 2025 |
| Armstrong Energy Corp | New Mexico | 25,179 BBLs | 57,591 MCF | Jan 1993 - Sep 2025 |
| Armstrong Operating, Inc. | North Dakota | 3,443 BBLs | 1,444 MCF | Jun 1995 - Sep 2025 |
| Arnell Oil Company | Wyoming | 8,041 BBLs | 0 MCF | Jan 1978 - Sep 2025 |
| Arp Operating, LLC | Kansas | 1,784 BBLs | 0 MCF | Jan 2010 - Jun 2025 |
| Arp Production Company, LLC | Alabama | 0 BBLs | 409,693 MCF | May 1989 - Sep 2025 |
| Atlas Operating LLC | Kansas | 2,350 BBLs | 12,106 MCF | Jan 1980 - Jun 2025 |
| Atx Energy Partners LLC | Wyoming | 4,620 BBLs | 5,616 MCF | Jan 2018 - Sep 2025 |
| Australis TMS Inc. | Mississippi | 15,084 BBLs | 16,918 MCF | Dec 2007 - Aug 2025 |
| Avant Operating II, LLC | New Mexico | 11,505 BBLs | 23,598 MCF | Aug 2025 - Sep 2025 |
| Avant Operating, LLC | New Mexico | 591,043 BBLs | 1,551,477 MCF | Jan 2022 - Sep 2025 |
| Axis Exploration LLC | Colorado | 23,544 BBLs | 99,897 MCF | Jan 1999 - Sep 2025 |
| Aztec Oil Operating LLC | Kansas | 6,336 BBLs | 329 MCF | Jan 2010 - Jun 2025 |
| Azul Operating, LLC | Louisiana | 0 BBLs | 2,660,194 MCF | Nov 2023 - Dec 2024 |