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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| 1876 Resources LLC | Colorado | 12,959 BBLs | 203,446 MCF | Jun 2016 - Feb 2026 |
| 1876 Resources LLC | Wyoming | 233,810 BBLs | 432,856 MCF | Nov 2021 - Mar 2026 |
| 325 Energy Operations, LLC | Kansas | 1,714 BBLs | 0 MCF | Jan 2020 - Feb 2026 |
| 3R Operating, LLC | New Mexico | 309,658 BBLs | 1,239,104 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 | 3,885 BBLs | 557 MCF | Mar 2021 - Mar 2026 |
| A. B. Energy LLC | Montana | 338 BBLs | 59,038 MCF | Oct 2011 - Mar 2026 |
| Abercrombie Energy, LLC | Kansas | 10,444 BBLs | 9,206 MCF | Jan 1980 - Feb 2026 |
| Abundance Energy Services LLC | Colorado | 0 BBLs | 479,059 MCF | Jan 1999 - Feb 2026 |
| Acacia Operating, LLC | Mississippi | 12,595 BBLs | 1,237 MCF | Jan 2022 - Feb 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 | 3,284 BBLs | 8,544 MCF | Aug 2024 - Apr 2026 |
| Ad Astra Resources,LLC | Mississippi | 1,364 BBLs | 0 MCF | Jan 2024 - Mar 2026 |
| Adamas Energy LLC | Wyoming | 7,208 BBLs | 811,713 MCF | Mar 2026 - Mar 2026 |
| Adams H D LLC | Wyoming | 4,772 BBLs | 0 MCF | Jan 1986 - 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 |
| Amplify Energy Operating LLC | Wyoming | 70,848 BBLs | 4,164,365 MCF | Jun 2017 - Mar 2026 |
| Anadarko E&P Onshore LLC | Wyoming | 346,650 BBLs | 1,005,834 MCF | Aug 1992 - Apr 2026 |
| Anschutz Exploration Corp | Colorado | 17,665 BBLs | 104,407 MCF | Jan 1999 - Feb 2026 |
| Anschutz Exploration Corporation | Utah | 30,881 BBLs | 589,951 MCF | Apr 2018 - Mar 2026 |
| Anschutz Exploration Corporation | Wyoming | 1,068,287 BBLs | 4,084,228 MCF | Nov 1997 - Mar 2026 |
| Anstine & Musgrove Inc. | Kansas | 3,232 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Apache Corporation | New Mexico | 78,065 BBLs | 127,256 MCF | Jan 1993 - Mar 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 |
| Arena Resources LLC | Wyoming | 27,266 BBLs | 30,195 MCF | Aug 2023 - Mar 2026 |
| Armstrong Energy Corp | New Mexico | 18,052 BBLs | 53,281 MCF | Jan 1993 - Mar 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 |
| Atx Energy Partners LLC | Wyoming | 4,081 BBLs | 5,884 MCF | Jan 2018 - Apr 2026 |
| Austin Energy LLC | Michigan | 1,578 BBLs | 0 MCF | Aug 2024 - Mar 2026 |
| Avant Operating II, LLC | New Mexico | 12,767 BBLs | 22,682 MCF | Aug 2025 - Mar 2026 |
| Axis Exploration LLC | Colorado | 17,980 BBLs | 73,761 MCF | Jan 1999 - Feb 2026 |
| Azariah Operating, LLC | New Mexico | 925 BBLs | 2,232 MCF | Sep 2025 - Mar 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 |