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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| 1876 Resources LLC | Colorado | 12,338 BBLs | 204,742 MCF | Jun 2016 - Apr 2026 |
| 1876 Resources LLC | Wyoming | 213,709 BBLs | 407,240 MCF | Nov 2021 - Apr 2026 |
| 325 Energy Operations, LLC | Kansas | 1,714 BBLs | 0 MCF | Jan 2020 - Feb 2026 |
| 3R Operating, LLC | New Mexico | 297,522 BBLs | 1,170,184 MCF | Jul 2023 - Apr 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 - Apr 2026 |
| Abercrombie Energy, LLC | Kansas | 10,444 BBLs | 9,206 MCF | Jan 1980 - Feb 2026 |
| Abundance Energy Services LLC | Colorado | 0 BBLs | 528,467 MCF | Jan 1999 - Apr 2026 |
| Ace Energy, LLC | Mississippi | 3,003 BBLs | 7,328 MCF | Jun 1986 - Apr 2026 |
| Ace Oil Company | Kansas | 993 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Acierto Resources Company, LLC | Louisiana | 2,533 BBLs | 0 MCF | Feb 2017 - Dec 2024 |
| Acp Energy Corporation | North Dakota | 1,818 BBLs | 612 MCF | Oct 2025 - Apr 2026 |
| Ad Astra Resources LLC | New Mexico | 4,396 BBLs | 29,133 MCF | Aug 2024 - Apr 2026 |
| Ad Astra Resources,LLC | Mississippi | 1,648 BBLs | 0 MCF | Jan 2024 - Apr 2026 |
| Addie, James & John Thornton | Louisiana | 3,064 BBLs | 0 MCF | Aug 1990 - Dec 2024 |
| Agricultural Energy Services | Kansas | 1,166 BBLs | 10,925 MCF | Jan 1980 - Feb 2026 |
| Agv Corp. | Kansas | 979 BBLs | 10,680 MCF | Jan 1980 - Feb 2026 |
| Aldine Oil And Gas, LP | Louisiana | 18,573 BBLs | 217,657 MCF | Apr 2023 - Jan 2025 |
| Allam Production, Inc. | Kansas | 1,451 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Allen Brothers | Louisiana | 5,201 BBLs | 0 MCF | Jan 1977 - Dec 2024 |
| Altavista Energy, Inc. | Kansas | 3,478 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| American Warrior, Inc. | Kansas | 54,597 BBLs | 32,840 MCF | Jan 1980 - Feb 2026 |
| Amplify Energy Operating LLC | Louisiana | 567 BBLs | 62,179 MCF | Jun 2017 - Dec 2024 |
| Anschutz Exploration Corp | Colorado | 18,001 BBLs | 117,571 MCF | Jan 1999 - Mar 2026 |
| Anschutz Exploration Corporation | Utah | 26,102 BBLs | 530,927 MCF | Apr 2018 - Apr 2026 |
| Anstine & Musgrove Inc. | Kansas | 3,232 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Apache Corporation | New Mexico | 74,243 BBLs | 123,770 MCF | Jan 1993 - Apr 2026 |
| Apollo Energies, Inc. | Kansas | 1,747 BBLs | 6,864 MCF | Jan 1980 - Feb 2026 |
| Apollo Energy Operating Company, LP | Louisiana | 4,242 BBLs | 7,431 MCF | Apr 2011 - Dec 2024 |
| Aria Operating, LLC | Mississippi | 1,606 BBLs | 0 MCF | Jan 2023 - Apr 2026 |
| Armstrong Energy Corp | New Mexico | 16,078 BBLs | 44,201 MCF | Jan 1993 - Apr 2026 |
| Armstrong Operating, Inc. | Montana | 1,164 BBLs | 47 MCF | Feb 1995 - Apr 2026 |
| Armstrong Operating, Inc. | North Dakota | 3,816 BBLs | 1,471 MCF | Jun 1995 - Apr 2026 |
| Arp Operating, LLC | Kansas | 1,136 BBLs | 0 MCF | Jan 2010 - Feb 2026 |
| Arp Production Company, LLC | Alabama | 0 BBLs | 333,018 MCF | May 1989 - Mar 2026 |
| Atlas Operating LLC | Kansas | 1,830 BBLs | 11,681 MCF | Jan 1980 - Feb 2026 |
| Avant Operating II, LLC | New Mexico | 20,502 BBLs | 32,577 MCF | Aug 2025 - Apr 2026 |
| Axis Exploration LLC | Colorado | 19,319 BBLs | 81,514 MCF | Jan 1999 - Mar 2026 |
| Azariah Operating, LLC | New Mexico | 992 BBLs | 1,266 MCF | Sep 2025 - Apr 2026 |
| Aztec Oil Operating LLC | Kansas | 5,346 BBLs | 267 MCF | Jan 2010 - Feb 2026 |
| Azul Operating, LLC | Louisiana | 0 BBLs | 2,660,194 MCF | Nov 2023 - Dec 2024 |
| Bach Oil Production | Kansas | 10,386 BBLs | 0 MCF | Jan 1980 - Feb 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 - Apr 2026 |
| Baird Oil Company LLC | Kansas | 4,150 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Ballard Petroleum Holdings LLC | Wyoming | 236,310 BBLs | 532,984 MCF | Jan 1983 - Apr 2026 |
| Ballard Petroleum Holdings, LLC | North Dakota | 13,971 BBLs | 0 MCF | May 2003 - Apr 2026 |
| Bam Permian Operating, LLC | New Mexico | 7,509 BBLs | 20,375 MCF | Apr 2019 - Apr 2026 |
| Bareto Energy LLC | Wyoming | 24,055 BBLs | 0 MCF | Dec 2025 - May 2026 |