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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Axis Exploration LLC | Colorado | 27,819 BBLs | 75,968 MCF | Oct 2016 - Jan 2025 |
| Aztec Oil Operating LLC | Kansas | 6,644 BBLs | 308 MCF | Jan 2010 - Dec 2024 |
| Azul Operating, LLC | Louisiana | 0 BBLs | 2,660,194 MCF | Nov 2023 - Dec 2024 |
| Bach Oil Production | Kansas | 11,952 BBLs | 0 MCF | Jan 1980 - Dec 2024 |
| Badger Energy LLC | Louisiana | 26,320 BBLs | 27,800 MCF | Feb 2012 - Dec 2024 |
| Bailer Oil Company LLC | Michigan | 1,977 BBLs | 0 MCF | Jan 2021 - Dec 2024 |
| Bain Resources, Inc. | Montana | 1,723 BBLs | 477 MCF | May 2021 - Jan 2025 |
| Baird Oil Company LLC | Kansas | 3,853 BBLs | 0 MCF | Jan 1980 - Dec 2024 |
| Ballard Petroleum Holdings LLC | Wyoming | 249,777 BBLs | 525,122 MCF | Jan 1983 - Jan 2025 |
| Ballard Petroleum Holdings, LLC | North Dakota | 12,180 BBLs | 0 MCF | May 2003 - Feb 2025 |
| Bam Permian Operating, LLC | New Mexico | 16,208 BBLs | 100,606 MCF | Apr 2019 - Feb 2025 |
| Barn Owls LLC | Wyoming | 24,165 BBLs | 230 MCF | Jul 2022 - Feb 2025 |
| Barrett Corporation* Bill | Colorado | 278,764 BBLs | 977,341 MCF | Sep 2004 - Jan 2025 |
| Bay Gas, LLC | Louisiana | 1,785 BBLs | 0 MCF | Nov 2003 - Dec 2024 |
| Bayless Producer LLC* Robert L | Colorado | 1,831 BBLs | 36,460 MCF | Jan 1999 - Jan 2025 |
| Bayou Bouillon Operating LLC | Louisiana | 34,155 BBLs | 16,425 MCF | Dec 2015 - Dec 2024 |
| Bayou State Oil Corporation | Louisiana | 8,458 BBLs | 647 MCF | Jan 1977 - Dec 2024 |
| Bayswater Exploration And Production LLC | Colorado | 813,638 BBLs | 2,731,236 MCF | Feb 2008 - Jan 2025 |
| Bce-Mach III LLC | Kansas | 12,264 BBLs | 256,412 MCF | Jan 2020 - Dec 2024 |
| Bce-Mach LLC | Kansas | 18,946 BBLs | 217,969 MCF | Jun 2010 - Dec 2024 |
| Bear Petroleum, LLC | Kansas | 4,213 BBLs | 8,065 MCF | Jan 1980 - Dec 2024 |
| Beartooth Oil & Gas Co | Utah | 18 BBLs | 27,705 MCF | Jan 1983 - Jan 2025 |
| Becker Oil Corporation | Kansas | 3,259 BBLs | 52,143 MCF | Jan 1980 - Dec 2024 |
| Beeman Oil & Gas LLC | Colorado | 2,558 BBLs | 11,087 MCF | Jan 1999 - Feb 2025 |
| Behm Energy, Inc. | Montana | 4,219 BBLs | 0 MCF | May 1996 - Feb 2025 |
| Bennett & Schulte Oil Co., A General Partnership | Kansas | 3,286 BBLs | 0 MCF | Jan 1980 - Dec 2024 |
| Benson-Montin-Greer Drilling Corp | New Mexico | 4,935 BBLs | 41,456 MCF | Jan 1993 - Feb 2025 |
| Beren Corporation | Colorado | 1,654 BBLs | 0 MCF | Jan 1999 - Feb 2025 |
| Beren Corporation | Kansas | 3,251 BBLs | 13,057 MCF | Jan 1980 - Dec 2024 |
| Beren Corporation | Wyoming | 1,570 BBLs | 0 MCF | Jan 1978 - Feb 2025 |
| Berenergy Corporation | North Dakota | 9,880 BBLs | 198 MCF | May 2001 - Mar 2025 |
| Berenergy Corporation | Wyoming | 2,010 BBLs | 3,955 MCF | Jan 1987 - Feb 2025 |
| Berexco LLC | Kansas | 105,326 BBLs | 62,405 MCF | Jan 1980 - Dec 2024 |
| Berry Petroleum Company LLC | Utah | 77,943 BBLs | 525,711 MCF | Dec 2013 - Jan 2025 |
| BG-5, Inc. | Kansas | 1,467 BBLs | 0 MCF | Jan 1980 - Dec 2024 |
| BHB Oil, Inc | Louisiana | 1,303 BBLs | 2,463 MCF | Sep 1985 - Dec 2024 |
| Big 'O' | Kansas | 1,444 BBLs | 0 MCF | Jan 1980 - Dec 2024 |
| Big Muddy Operating LLC | Wyoming | 3,561 BBLs | 0 MCF | Oct 2016 - Jan 2025 |
| Big Star Investments, LLC | New Mexico | 1,797 BBLs | 899 MCF | May 2022 - Feb 2025 |
| Bird Dog Oil, LLC | Kansas | 1,438 BBLs | 0 MCF | May 2012 - Dec 2024 |
| Bison IV Operating LLC | Colorado | 695,999 BBLs | 1,882,762 MCF | Dec 2017 - Jan 2025 |
| Bison IV Operating LLC | Wyoming | 30,485 BBLs | 33,336 MCF | Mar 2023 - Feb 2025 |
| Bison Operating LLC | Wyoming | 6,855 BBLs | 3,154 MCF | Nov 2022 - Feb 2025 |
| Black Bear Oil Corporation | Wyoming | 8,457 BBLs | 43,982 MCF | May 2003 - Feb 2025 |
| Black Gold Services Inc | Wyoming | 1,674 BBLs | 1 MCF | Jan 2021 - Jan 2025 |
| Black Jack Oil Company., Inc. | Mississippi | 3,366 BBLs | 989 MCF | Dec 1976 - Jan 2025 |
| Black Jack Operating, LLC | Louisiana | 2,981 BBLs | 18,211 MCF | Jun 2023 - Dec 2024 |
| Black Oak Exploration, LLC | Kansas | 3,456 BBLs | 282 MCF | Feb 2010 - Dec 2024 |
| Black Rock Resources, LLC | Kansas | 1,626 BBLs | 0 MCF | Jan 2010 - Dec 2024 |
| Black Top Operating, LLC | New Mexico | 1,264 BBLs | 860 MCF | Oct 2022 - Feb 2025 |