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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| 1876 Resources LLC | Colorado | 32,627 BBLs | 477,455 MCF | Jun 2016 - May 2026 |
| 1876 Resources LLC | Wyoming | 422,821 BBLs | 606,459 MCF | Nov 2021 - Jun 2026 |
| 325 Energy Operations, LLC | Kansas | 1,820 BBLs | 0 MCF | Jan 2020 - Apr 2026 |
| 442 Operating La, LLC | Louisiana | 3,868 BBLs | 15,416 MCF | Aug 2023 - Dec 2024 |
| A&S Mineral Development Company, LLC | Montana | 4,636 BBLs | 712 MCF | Mar 2021 - Jul 2026 |
| A. B. Energy LLC | Montana | 356 BBLs | 54,589 MCF | Oct 2011 - Jun 2026 |
| Aas Oil Co., Inc. | Kansas | 1,767 BBLs | 0 MCF | Jan 1980 - Apr 2026 |
| Abercrombie Energy, LLC | Kansas | 10,705 BBLs | 10,804 MCF | Jan 1980 - Apr 2026 |
| Abundance Energy Services LLC | Colorado | 0 BBLs | 497,960 MCF | Jan 1999 - May 2026 |
| Ace Energy, LLC | Mississippi | 4,155 BBLs | 5,700 MCF | Jun 1986 - Jun 2026 |
| Ace Oil Company | Kansas | 1,765 BBLs | 0 MCF | Jan 1980 - Apr 2026 |
| Acierto Resources Company, LLC | Louisiana | 2,533 BBLs | 0 MCF | Feb 2017 - Dec 2024 |
| Acp Energy Corporation | North Dakota | 1,930 BBLs | 661 MCF | Oct 2025 - Jun 2026 |
| Ad Astra Resources LLC | New Mexico | 4,555 BBLs | 16,661 MCF | Aug 2024 - Jun 2026 |
| Ad Astra Resources,LLC | Mississippi | 1,360 BBLs | 0 MCF | Jan 2024 - Jul 2026 |
| Addie, James & John Thornton | Louisiana | 3,064 BBLs | 0 MCF | Aug 1990 - Dec 2024 |
| Agricultural Energy Services | Kansas | 3,655 BBLs | 8,151 MCF | Jan 1980 - Apr 2026 |
| Agv Corp. | Kansas | 1,651 BBLs | 12,026 MCF | Jan 1980 - Apr 2026 |
| Ainsworth Operating Co. | Kansas | 1,259 BBLs | 0 MCF | May 1980 - Apr 2026 |
| Aldine Oil And Gas, LP | Louisiana | 18,573 BBLs | 217,657 MCF | Apr 2023 - Jan 2025 |
| Allam Production, Inc. | Kansas | 1,815 BBLs | 0 MCF | Jan 1980 - Apr 2026 |
| Allen Brothers | Louisiana | 5,201 BBLs | 0 MCF | Jan 1977 - Dec 2024 |
| Altavista Energy, Inc. | Kansas | 3,293 BBLs | 0 MCF | Jan 1980 - Apr 2026 |
| American Warrior, Inc. | Kansas | 62,548 BBLs | 47,080 MCF | Jan 1980 - Apr 2026 |
| Amplify Energy Operating LLC | Louisiana | 567 BBLs | 62,179 MCF | Jun 2017 - Dec 2024 |
| Anchor Bay Petroleum LLC | Kansas | 1,638 BBLs | 0 MCF | Aug 2006 - Apr 2026 |
| Anschutz Exploration Corp | Colorado | 20,051 BBLs | 157,391 MCF | Jan 1999 - May 2026 |
| Anschutz Exploration Corporation | Utah | 20,350 BBLs | 463,527 MCF | Apr 2018 - Jun 2026 |
| Anstine & Musgrove Inc. | Kansas | 4,182 BBLs | 0 MCF | Jan 1980 - Apr 2026 |
| Apache Corporation | New Mexico | 80,942 BBLs | 111,606 MCF | Jan 1993 - Jun 2026 |
| Apollo Energies, Inc. | Kansas | 4,190 BBLs | 6,102 MCF | Jan 1980 - Apr 2026 |
| Apollo Energy Operating Company, LP | Louisiana | 4,242 BBLs | 7,431 MCF | Apr 2011 - Dec 2024 |
| Apollo Exploration And Development Inc | Michigan | 5,782 BBLs | 7,234 MCF | Mar 1990 - Jun 2026 |
| Arcadian Resources, LLC | Kansas | 1,604 BBLs | 0 MCF | Jan 2010 - Apr 2026 |
| Aria Operating, LLC | Mississippi | 3,451 BBLs | 0 MCF | Jan 2023 - Jun 2026 |
| Armstrong Energy Corp | New Mexico | 18,298 BBLs | 38,935 MCF | Jan 1993 - Jun 2026 |
| Armstrong Operating, Inc. | Montana | 1,241 BBLs | 45 MCF | Feb 1995 - Jun 2026 |
| Armstrong Operating, Inc. | North Dakota | 4,131 BBLs | 1,240 MCF | Jun 1995 - Jun 2026 |
| Arp Operating, LLC | Kansas | 1,108 BBLs | 0 MCF | Jan 2010 - Apr 2026 |
| Arp Production Company, LLC | Alabama | 0 BBLs | 356,051 MCF | May 1989 - Jun 2026 |
| Atlas Operating LLC | Kansas | 973 BBLs | 10,749 MCF | Jan 1980 - Apr 2026 |
| Avant Operating II, LLC | New Mexico | 13,758 BBLs | 21,931 MCF | Aug 2025 - Jul 2026 |
| Axis Exploration LLC | Colorado | 18,104 BBLs | 74,311 MCF | Jan 1999 - May 2026 |
| Aztec Oil Operating LLC | Kansas | 5,408 BBLs | 345 MCF | Jan 2010 - Apr 2026 |
| Azul Operating, LLC | Louisiana | 0 BBLs | 2,660,194 MCF | Nov 2023 - Dec 2024 |
| Bach Oil Production | Kansas | 9,594 BBLs | 0 MCF | Jan 1980 - Apr 2026 |
| Badger Energy LLC | Louisiana | 26,320 BBLs | 27,800 MCF | Feb 2012 - Dec 2024 |
| Bain Resources, Inc. | Montana | 2,013 BBLs | 485 MCF | May 2021 - Jun 2026 |
| Baird Oil Company LLC | Kansas | 3,525 BBLs | 0 MCF | Jan 1980 - Apr 2026 |
| Ballard Petroleum Holdings, LLC | North Dakota | 15,208 BBLs | 0 MCF | May 2003 - Jun 2026 |