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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Block T Operating, LLC | Alabama | 1,731 BBLs | 0 MCF | Dec 1945 - Jul 2025 |
| Blue Dome Operating, LLC | Louisiana | 0 BBLs | 4,778,002 MCF | Jan 2019 - Dec 2024 |
| Blue Goose Drilling Company, Inc. | Kansas | 2,095 BBLs | 0 MCF | Jul 1985 - Jun 2025 |
| Bluebird Energy, LLC | Montana | 1,218 BBLs | 0 MCF | Aug 2021 - Aug 2025 |
| Bluecrest Alaska Operating LLC | Alaska | 16,045 BBLs | 18,431 MCF | Jan 2015 - Sep 2025 |
| Bluejacket Operating, LLC | Kansas | 1,854 BBLs | 0 MCF | Jan 2020 - Jun 2025 |
| Blueridge Petroleum Corporation | Kansas | 5,318 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| Bob Sibley | Louisiana | 1,695 BBLs | 6 MCF | Mar 1978 - Jan 2025 |
| Bobcat Oilfield Service, Inc. | Kansas | 3,837 BBLs | 0 MCF | Jan 2010 - Jun 2025 |
| Bonanza Creek Energy Operating Company LLC | Colorado | 469,276 BBLs | 1,873,514 MCF | Jan 1999 - Aug 2025 |
| Bowie Oil LLC | Kansas | 3,393 BBLs | 0 MCF | Jan 2020 - Jun 2025 |
| Bowman Oil Company, A General Partnership | Kansas | 4,664 BBLs | 0 MCF | Jan 1980 - Jun 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 L.P. | Wyoming | 40,056 BBLs | 389,190 MCF | Jul 2011 - Aug 2025 |
| Breitburn Operating LP | Alabama | 5,361 BBLs | 130,222 MCF | Sep 1970 - Jul 2025 |
| Breitburn Operating LP | New Mexico | 2,381 BBLs | 252,278 MCF | Jan 2015 - Aug 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 | 1,191 BBLs | 185 MCF | Jan 1999 - Aug 2025 |
| Bruce Oil Company, L.L.C. | Kansas | 5,590 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| Brungardt Oil And Leasing Inc. | Kansas | 4,036 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| Bta Oil Producers, LLC | New Mexico | 1,003,932 BBLs | 4,256,292 MCF | May 2008 - Sep 2025 |
| Buffalo Oil & Gas, LLC | Kansas | 1,749 BBLs | 664 MCF | Jan 2010 - Jun 2025 |
| Buffco Production, Inc. | Louisiana | 1,822 BBLs | 5,061 MCF | Sep 1992 - Dec 2024 |
| Burgundy Oil & Gas Of N M Inc | New Mexico | 3,227 BBLs | 4,329 MCF | Jan 1993 - Aug 2025 |
| Burk Royalty Co., LTD. | New Mexico | 79,556 BBLs | 267,875 MCF | Jan 1993 - Sep 2025 |
| Burlington Resources Oil & Gas Company LP | North Dakota | 2,963,441 BBLs | 10,917,309 MCF | Dec 2000 - Sep 2025 |
| Burnett Oil Co Inc | New Mexico | 44,075 BBLs | 259,866 MCF | Jan 1993 - Sep 2025 |
| Burnsed Oil Co., Inc. | Mississippi | 3,333 BBLs | 1,059 MCF | Dec 1976 - Aug 2025 |
| Burrite Operating, LLC | Louisiana | 5,583 BBLs | 0 MCF | Jun 2022 - Dec 2024 |
| BXP Operating, LLC | New Mexico | 18,574 BBLs | 39,306 MCF | Jan 2020 - Aug 2025 |
| C & G Drilling, Inc. | Kansas | 1,530 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| C & K Operating LLC | Kansas | 1,324 BBLs | 0 MCF | Jan 2010 - Jun 2025 |
| C K Oil Company | Kansas | 2,061 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| C.T.R. Oil, Inc. | Louisiana | 15,686 BBLs | 0 MCF | Jan 2007 - Jan 2025 |
| C3oil, LLC | Kansas | 1,429 BBLs | 0 MCF | Jan 1980 - Jun 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 | 30,192 BBLs | 4,643,568 MCF | Sep 2020 - Aug 2025 |
| Calvin Noah, LLC | Kansas | 2,386 BBLs | 0 MCF | Jan 2010 - Jun 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 | 1,777 BBLs | 0 MCF | Jan 2019 - Jun 2025 |
| Carbon Creek Energy LLC | Wyoming | 0 BBLs | 3,299,732 MCF | Sep 2015 - Aug 2025 |
| Carder Oil Company | Louisiana | 0 BBLs | 51,695 MCF | Mar 1989 - Dec 2024 |
| Cardinal Wyoming LLC | Wyoming | 17,430 BBLs | 0 MCF | Jun 2024 - Aug 2025 |
| Carmen Schmitt, Inc. | Kansas | 21,142 BBLs | 0 MCF | Jan 1980 - Jun 2025 |