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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 | 303,884 BBLs | 497,756 MCF | Nov 2021 - May 2026 |
| 325 Energy Operations, LLC | Kansas | 1,473 BBLs | 0 MCF | Jan 2020 - Mar 2026 |
| 3R Operating, LLC | New Mexico | 269,875 BBLs | 1,058,796 MCF | Jul 2023 - May 2026 |
| 442 Operating La, LLC | Louisiana | 3,868 BBLs | 15,416 MCF | Aug 2023 - Dec 2024 |
| A&S Mineral Development Company, LLC | Montana | 3,763 BBLs | 536 MCF | Mar 2021 - May 2026 |
| A. B. Energy LLC | Montana | 307 BBLs | 55,249 MCF | Oct 2011 - May 2026 |
| Abercrombie Energy, LLC | Kansas | 9,729 BBLs | 7,205 MCF | Jan 1980 - Mar 2026 |
| Abundance Energy Services LLC | Colorado | 0 BBLs | 497,960 MCF | Jan 1999 - May 2026 |
| Ace Energy, LLC | Mississippi | 4,390 BBLs | 7,328 MCF | Jun 1986 - May 2026 |
| Ace Oil Company | Kansas | 1,753 BBLs | 0 MCF | Jan 1980 - Mar 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 - May 2026 |
| Ad Astra Resources LLC | New Mexico | 5,281 BBLs | 16,816 MCF | Aug 2024 - May 2026 |
| Ad Astra Resources,LLC | Mississippi | 1,764 BBLs | 0 MCF | Jan 2024 - May 2026 |
| Addie, James & John Thornton | Louisiana | 3,064 BBLs | 0 MCF | Aug 1990 - Dec 2024 |
| Afoc, LLC | New Mexico | 1,463 BBLs | 0 MCF | Jul 2025 - May 2026 |
| Agricultural Energy Services | Kansas | 3,186 BBLs | 7,299 MCF | Jan 1980 - Mar 2026 |
| Agv Corp. | Kansas | 1,160 BBLs | 11,475 MCF | Jan 1980 - Mar 2026 |
| Ainsworth Operating Co. | Kansas | 949 BBLs | 0 MCF | May 1980 - Mar 2026 |
| Aldine Oil And Gas, LP | Louisiana | 18,573 BBLs | 217,657 MCF | Apr 2023 - Jan 2025 |
| Allam Production, Inc. | Kansas | 1,466 BBLs | 0 MCF | Jan 1980 - Mar 2026 |
| Allen Brothers | Louisiana | 5,201 BBLs | 0 MCF | Jan 1977 - Dec 2024 |
| Alltex Exploration, Inc. | Louisiana | 884 BBLs | 0 MCF | Jul 1987 - Dec 2024 |
| Altavista Energy, Inc. | Kansas | 3,179 BBLs | 0 MCF | Jan 1980 - Mar 2026 |
| American Warrior, Inc. | Kansas | 53,527 BBLs | 34,103 MCF | Jan 1980 - Mar 2026 |
| Amplify Energy Operating LLC | Louisiana | 567 BBLs | 62,179 MCF | Jun 2017 - Dec 2024 |
| Anchor Bay Petroleum LLC | Kansas | 980 BBLs | 0 MCF | Aug 2006 - Mar 2026 |
| Anschutz Exploration Corporation | Utah | 23,764 BBLs | 507,222 MCF | Apr 2018 - May 2026 |
| Anstine & Musgrove Inc. | Kansas | 3,920 BBLs | 0 MCF | Jan 1980 - Mar 2026 |
| Apache Corporation | New Mexico | 70,544 BBLs | 115,244 MCF | Jan 1993 - May 2026 |
| Apollo Energies, Inc. | Kansas | 2,376 BBLs | 5,991 MCF | Jan 1980 - Mar 2026 |
| Apollo Energy Operating Company, LP | Louisiana | 4,242 BBLs | 7,431 MCF | Apr 2011 - Dec 2024 |
| Arcadian Resources, LLC | Kansas | 1,085 BBLs | 0 MCF | Jan 2010 - Mar 2026 |
| Aria Operating, LLC | Mississippi | 3,700 BBLs | 0 MCF | Jan 2023 - May 2026 |
| Armstrong Operating, Inc. | Montana | 1,164 BBLs | 47 MCF | Feb 1995 - Apr 2026 |
| Armstrong Operating, Inc. | North Dakota | 4,131 BBLs | 1,240 MCF | Jun 1995 - May 2026 |
| Arp Operating, LLC | Kansas | 1,303 BBLs | 0 MCF | Jan 2010 - Mar 2026 |
| Arp Production Company, LLC | Alabama | 0 BBLs | 333,018 MCF | May 1989 - Mar 2026 |
| Atlas Operating LLC | Kansas | 1,350 BBLs | 9,239 MCF | Jan 1980 - Mar 2026 |
| Avant Operating II, LLC | New Mexico | 20,072 BBLs | 32,856 MCF | Aug 2025 - May 2026 |
| Azariah Operating, LLC | New Mexico | 925 BBLs | 826 MCF | Sep 2025 - May 2026 |
| Aztec Oil Operating LLC | Kansas | 4,736 BBLs | 272 MCF | Jan 2010 - Mar 2026 |
| Azul Operating, LLC | Louisiana | 0 BBLs | 2,660,194 MCF | Nov 2023 - Dec 2024 |
| B5 Operating, LLC | Kansas | 860 BBLs | 2,367 MCF | Jan 2010 - Mar 2026 |
| Bach Oil Production | Kansas | 7,930 BBLs | 0 MCF | Jan 1980 - Mar 2026 |
| Badger Energy LLC | Louisiana | 26,320 BBLs | 27,800 MCF | Feb 2012 - Dec 2024 |
| Bain Resources, Inc. | Montana | 1,838 BBLs | 588 MCF | May 2021 - May 2026 |
| Baird Oil Company LLC | Kansas | 4,052 BBLs | 0 MCF | Jan 1980 - Mar 2026 |
| Ballard Petroleum Holdings, LLC | North Dakota | 15,208 BBLs | 0 MCF | May 2003 - May 2026 |