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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| 1876 Resources LLC | Colorado | 28,831 BBLs | 439,418 MCF | Aug 2023 - Jun 2025 |
| 1876 Resources LLC | Wyoming | 233,331 BBLs | 402,902 MCF | Nov 2021 - Jun 2025 |
| 3R Operating, LLC | New Mexico | 248,987 BBLs | 969,367 MCF | Jul 2023 - Jun 2025 |
| 442 Operating La, LLC | Louisiana | 3,868 BBLs | 15,416 MCF | Aug 2023 - Dec 2024 |
| A&S Mineral Development Company, LLC | Montana | 5,466 BBLs | 908 MCF | Mar 2021 - Jul 2025 |
| A. B. Energy LLC | Montana | 225 BBLs | 54,085 MCF | Oct 2011 - Jun 2025 |
| Aas Oil Co., Inc. | Kansas | 1,702 BBLs | 0 MCF | Jan 1980 - Apr 2025 |
| Abercrombie Energy, LLC | Kansas | 10,973 BBLs | 10,028 MCF | Jan 1980 - Apr 2025 |
| Abundance Energy Services LLC | Colorado | 0 BBLs | 546,556 MCF | Feb 2024 - Jun 2025 |
| Acacia Operating, LLC | Mississippi | 9,779 BBLs | 1,074 MCF | Jan 2022 - May 2025 |
| Ace Energy, LLC | Mississippi | 4,160 BBLs | 8,343 MCF | Jun 1986 - May 2025 |
| Acierto Resources Company, LLC | Louisiana | 2,533 BBLs | 0 MCF | Feb 2017 - Dec 2024 |
| Ad Astra Resources LLC | New Mexico | 3,642 BBLs | 6,723 MCF | Aug 2024 - Jun 2025 |
| Ad Astra Resourcesllc | Mississippi | 1,169 BBLs | 1,195 MCF | Jan 2024 - May 2025 |
| Adams H D LLC | Wyoming | 5,110 BBLs | 0 MCF | Jan 1986 - Jul 2025 |
| Addie, James & John Thornton | Louisiana | 3,064 BBLs | 0 MCF | Aug 1990 - Dec 2024 |
| Advanced Wireless Communications, L.L.C. | New Mexico | 3,125 BBLs | 70,740 MCF | Dec 2016 - Jun 2025 |
| Aethon Energy Operating LLC | Wyoming | 7,608 BBLs | 797,099 MCF | Jun 2015 - Jun 2025 |
| Agricultural Energy Services | Kansas | 1,732 BBLs | 38,033 MCF | Jan 1980 - Apr 2025 |
| Agv Corp. | Kansas | 1,623 BBLs | 12,380 MCF | Jan 1980 - Apr 2025 |
| Ainsworth Operating Co. | Kansas | 1,403 BBLs | 0 MCF | May 1980 - Apr 2025 |
| Aix Energy LLC | Alaska | 0 BBLs | 50,657 MCF | Jan 2015 - Jul 2025 |
| Aldine Oil And Gas, LP | Louisiana | 18,573 BBLs | 217,657 MCF | Apr 2023 - Jan 2025 |
| Allam Production, Inc. | Kansas | 1,474 BBLs | 1,786 MCF | Jan 1980 - Apr 2025 |
| Allen Brothers | Louisiana | 5,201 BBLs | 0 MCF | Jan 1977 - Dec 2024 |
| Altavista Energy, Inc. | Kansas | 3,863 BBLs | 0 MCF | Jan 1980 - Apr 2025 |
| American Warrior, Inc. | Kansas | 61,735 BBLs | 36,111 MCF | Jan 1980 - Apr 2025 |
| Americo Energy Resources LLC | New Mexico | 2,323 BBLs | 2,967 MCF | Apr 2004 - Jun 2025 |
| Amplify Energy Operating LLC | Louisiana | 567 BBLs | 62,179 MCF | Jun 2017 - Dec 2024 |
| Amplify Energy Operating LLC | Wyoming | 73,770 BBLs | 4,611,046 MCF | Jun 2017 - Jun 2025 |
| Anadarko E&P Onshore LLC | Wyoming | 450,262 BBLs | 1,159,065 MCF | Aug 1992 - Jun 2025 |
| Anschutz Exploration Corp | Colorado | 21,052 BBLs | 104,822 MCF | Jan 1999 - Jun 2025 |
| Anschutz Exploration Corporation | Utah | 16,653 BBLs | 381,897 MCF | Apr 2018 - Jun 2025 |
| Anschutz Exploration Corporation | Wyoming | 1,337,626 BBLs | 4,187,239 MCF | Nov 1997 - Jun 2025 |
| Anstine & Musgrove Inc. | Kansas | 4,373 BBLs | 0 MCF | Jan 1980 - Apr 2025 |
| Apache Corporation | New Mexico | 367,580 BBLs | 2,052,163 MCF | Jan 1993 - Jun 2025 |
| Apollo Energies, Inc. | Kansas | 2,374 BBLs | 6,820 MCF | Jan 1980 - Apr 2025 |
| Apollo Energy Operating Company, LP | Louisiana | 4,242 BBLs | 7,431 MCF | Apr 2011 - Dec 2024 |
| Arb Energy Utah, LLC | Utah | 31 BBLs | 88,093 MCF | Aug 2019 - Jun 2025 |
| Arcadian Resources, LLC | Kansas | 2,596 BBLs | 0 MCF | Jan 2010 - Apr 2025 |
| Arena Resources LLC | Wyoming | 21,290 BBLs | 19,896 MCF | Aug 2023 - Jun 2025 |
| Aria Operating LLC | Mississippi | 1,806 BBLs | 0 MCF | Jan 2023 - May 2025 |
| Armstrong Energy Corp | New Mexico | 18,951 BBLs | 50,952 MCF | Jan 1993 - Jun 2025 |
| Armstrong Operating, Inc. | Montana | 1,666 BBLs | 44 MCF | Feb 1995 - Jun 2025 |
| Armstrong Operating, Inc. | North Dakota | 4,489 BBLs | 1,585 MCF | Jun 1995 - Jul 2025 |
| Arnell Oil Company | Wyoming | 6,689 BBLs | 0 MCF | Jan 1978 - Jun 2025 |
| Arp Operating, LLC | Kansas | 1,613 BBLs | 0 MCF | Jan 2010 - Apr 2025 |
| Arp Production Company, LLC | Alabama | 0 BBLs | 366,662 MCF | May 1989 - May 2025 |
| Atlas Operating LLC | Kansas | 1,354 BBLs | 12,894 MCF | Jan 1980 - Apr 2025 |
| Atlas Operating LLC | New Mexico | 2,274 BBLs | 3,175 MCF | Nov 2024 - Jun 2025 |