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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Black Oak Exploration, LLC | Kansas | 3,411 BBLs | 274 MCF | Feb 2010 - May 2025 |
| Black Rock Resources, LLC | Kansas | 2,851 BBLs | 0 MCF | Jan 2010 - May 2025 |
| Black Warrior Methane Corp. | Alabama | 0 BBLs | 200,531 MCF | Feb 1982 - Jun 2025 |
| Blue Dome Operating, LLC | Louisiana | 0 BBLs | 4,778,002 MCF | Jan 2019 - Dec 2024 |
| Blue Goose Drilling Company, Inc. | Kansas | 2,106 BBLs | 0 MCF | Jul 1985 - May 2025 |
| Bluebird Energy, LLC | Montana | 1,702 BBLs | 0 MCF | Aug 2021 - Jul 2025 |
| Bluecrest Alaska Operating LLC | Alaska | 15,868 BBLs | 18,121 MCF | Jan 2015 - Aug 2025 |
| Bluejacket Operating, LLC | Kansas | 1,420 BBLs | 0 MCF | Jan 2020 - May 2025 |
| Blueridge Petroleum Corporation | Kansas | 6,182 BBLs | 0 MCF | Jan 1980 - May 2025 |
| Bob Sibley | Louisiana | 1,695 BBLs | 6 MCF | Mar 1978 - Jan 2025 |
| Bobcat Oilfield Service, Inc. | Kansas | 3,368 BBLs | 0 MCF | Jan 2010 - May 2025 |
| Bonanza Creek Energy Operating Company LLC | Colorado | 413,205 BBLs | 1,824,397 MCF | May 1999 - Jul 2025 |
| Bowie Oil LLC | Kansas | 4,215 BBLs | 0 MCF | Jan 2020 - May 2025 |
| Bowman Oil Company, A General Partnership | Kansas | 4,666 BBLs | 0 MCF | Jan 1980 - May 2025 |
| BPX Operating Company | Louisiana | 0 BBLs | 25,118,911 MCF | Aug 2019 - Dec 2024 |
| Brammer Engineering, Inc. | Louisiana | 5,815 BBLs | 108,464 MCF | Jan 1977 - Jan 2025 |
| Breitburn Operating LP | New Mexico | 2,184 BBLs | 240,639 MCF | Jan 2015 - Jul 2025 |
| Breitburn Operating, LP | Louisiana | 6,594 BBLs | 63,471 MCF | Dec 2014 - Dec 2024 |
| Bridwell Oil Management, LLC | Louisiana | 2,967 BBLs | 8,416 MCF | May 2006 - Dec 2024 |
| Brookston Energy, Inc. | Louisiana | 1,478 BBLs | 280,190 MCF | Sep 2016 - Dec 2024 |
| Brown Oil & Gas LLC | Colorado | 1,194 BBLs | 0 MCF | Jan 1999 - Jul 2025 |
| Bruce Oil Company, L.L.C. | Kansas | 4,296 BBLs | 0 MCF | Jan 1980 - May 2025 |
| Brungardt Oil And Leasing Inc. | Kansas | 3,041 BBLs | 0 MCF | Jan 1980 - May 2025 |
| Bta Oil Producers, LLC | New Mexico | 1,041,468 BBLs | 4,415,841 MCF | May 2008 - Jul 2025 |
| Buffalo Oil & Gas, LLC | Kansas | 1,615 BBLs | 837 MCF | Jan 2010 - May 2025 |
| Buffco Production, Inc. | Louisiana | 1,822 BBLs | 5,061 MCF | Sep 1992 - Dec 2024 |
| Burgundy Oil & Gas Of N M Inc | New Mexico | 3,447 BBLs | 4,330 MCF | Jan 1993 - Jul 2025 |
| Burk Royalty Co., LTD. | New Mexico | 83,598 BBLs | 271,343 MCF | Jan 1993 - Jul 2025 |
| Burlington Resources Oil & Gas Company LP | North Dakota | 2,541,747 BBLs | 9,740,778 MCF | Dec 2000 - Jul 2025 |
| Burnett Oil Co Inc | New Mexico | 48,128 BBLs | 268,134 MCF | Jan 1993 - Jul 2025 |
| Burnsed Oil Co., Inc. | Mississippi | 3,538 BBLs | 1,057 MCF | Dec 1976 - Jun 2025 |
| Burrite Operating, LLC | Louisiana | 5,583 BBLs | 0 MCF | Jun 2022 - Dec 2024 |
| BXP Operating, LLC | New Mexico | 19,254 BBLs | 30,124 MCF | Jan 2020 - Jul 2025 |
| C & G Drilling, Inc. | Kansas | 1,415 BBLs | 0 MCF | Jan 1980 - May 2025 |
| C & K Operating LLC | Kansas | 1,512 BBLs | 0 MCF | Jan 2010 - May 2025 |
| C K Oil Company | Kansas | 2,115 BBLs | 0 MCF | Jan 1980 - May 2025 |
| C.T.R. Oil, Inc. | Louisiana | 15,686 BBLs | 0 MCF | Jan 2007 - Jan 2025 |
| C3oil, LLC | Kansas | 1,391 BBLs | 0 MCF | Jan 1980 - May 2025 |
| C6 Operating, L.L.C. | Louisiana | 423 BBLs | 17,627 MCF | Sep 2013 - Dec 2024 |
| Caddeaux Gathering, LLC | Louisiana | 16,002 BBLs | 0 MCF | Apr 2023 - Dec 2024 |
| Caerus Uinta, LLC | Utah | 31,703 BBLs | 4,844,443 MCF | Sep 2020 - Jul 2025 |
| Cameron LNG, LLC | Louisiana | 19,220 BBLs | 0 MCF | Jul 2019 - Jan 2025 |
| Camex Operating Company | Louisiana | 4,278 BBLs | 42,098 MCF | Jul 1992 - Dec 2024 |
| Cantium, LLC | Louisiana | 143,463 BBLs | 69,660 MCF | Aug 2017 - Dec 2024 |
| Canyon Operating LLC | Kansas | 1,477 BBLs | 0 MCF | Jan 2019 - May 2025 |
| Carbon Creek Energy LLC | Wyoming | 0 BBLs | 3,396,905 MCF | Sep 2015 - Jul 2025 |
| Carder Oil Company | Louisiana | 0 BBLs | 51,695 MCF | Mar 1989 - Dec 2024 |
| Cardinal Wyoming LLC | Wyoming | 18,897 BBLs | 89 MCF | Jun 2024 - Jul 2025 |
| Carmen Schmitt, Inc. | Kansas | 21,898 BBLs | 0 MCF | Jan 1980 - May 2025 |
| Carol-Holly Oil Corporation | Wyoming | 1,151 BBLs | 678 MCF | Jan 1984 - Aug 2025 |