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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Baird Oil Company LLC | Kansas | 4,099 BBLs | 0 MCF | Jan 1980 - Feb 2022 |
| Balko, Inc. | Montana | 2,422 BBLs | 559 MCF | Jan 1991 - Feb 2022 |
| Ballantyne Oil, LLC | North Dakota | 21,890 BBLs | 3,871 MCF | Jul 2010 - May 2022 |
| Ballard Petroleum Holdings LLC | Wyoming | 160,700 BBLs | 477,200 MCF | Jan 1983 - Apr 2022 |
| Ballard Petroleum Holdings, LLC | North Dakota | 10,308 BBLs | 0 MCF | May 2003 - May 2022 |
| Bam Permian Operating, LLC | New Mexico | 12,807 BBLs | 142,261 MCF | Apr 2019 - Apr 2022 |
| Barrett Corporation* Bill | Colorado | 555,920 BBLs | 1,798,890 MCF | Mar 2002 - Apr 2022 |
| Bay Gas, LLC | Louisiana | 2,399 BBLs | 0 MCF | Nov 2003 - Mar 2022 |
| Bayless Producer LLC* Robert L | Colorado | 4,705 BBLs | 52,752 MCF | Jan 1999 - Apr 2022 |
| Bayou Bouillon Operating LLC | Louisiana | 127,771 BBLs | 49,428 MCF | Dec 2015 - Mar 2022 |
| Bayou State Oil Corporation | Louisiana | 9,082 BBLs | 511 MCF | Jan 1977 - Mar 2022 |
| Bayswater Exploration And Production LLC | Colorado | 524,426 BBLs | 2,448,840 MCF | Jan 2008 - Apr 2022 |
| Bce-Mach III LLC | Kansas | 13,483 BBLs | 207,288 MCF | Jan 2020 - Feb 2022 |
| Bce-Mach LLC | Kansas | 4,305 BBLs | 118,215 MCF | Jun 2010 - Feb 2022 |
| Bear Petroleum, LLC | Kansas | 5,411 BBLs | 38,512 MCF | Jan 1980 - Feb 2022 |
| Beartooth Oil & Gas Co | Utah | 32 BBLs | 30,159 MCF | Jan 1983 - Apr 2022 |
| Becker Oil Corporation | Kansas | 3,259 BBLs | 54,706 MCF | Jan 1980 - Feb 2022 |
| Behm Energy, Inc. | Montana | 3,450 BBLs | 0 MCF | May 1996 - Mar 2022 |
| Bennett & Schulte Oil Co., A General Partnership | Kansas | 3,657 BBLs | 0 MCF | Jan 1980 - Feb 2022 |
| Benson-Montin-Greer Drilling Corp | New Mexico | 8,250 BBLs | 52,460 MCF | Jan 1993 - May 2022 |
| Beren Corporation | Colorado | 3,110 BBLs | 0 MCF | Jan 1999 - May 2022 |
| Beren Corporation | Kansas | 3,206 BBLs | 16,788 MCF | Jan 1980 - Feb 2022 |
| Beren Corporation | Wyoming | 2,001 BBLs | 0 MCF | Jan 1978 - May 2022 |
| Berenergy Corporation | North Dakota | 9,226 BBLs | 112 MCF | May 2001 - Apr 2022 |
| Berenergy Corporation | Wyoming | 1,924 BBLs | 0 MCF | Jan 1987 - Apr 2022 |
| Berexco LLC | Kansas | 114,511 BBLs | 108,495 MCF | Jan 1980 - Feb 2022 |
| Berry Petroleum Company LLC | Utah | 98,613 BBLs | 701,762 MCF | Dec 2013 - Apr 2022 |
| Betsy Production Company, Inc | Arkansas | 16,373 BBLs | 450 MCF | Jan 2001 - Dec 2021 |
| BHB Oil, Inc | Louisiana | 2,452 BBLs | 6,057 MCF | Sep 1985 - Mar 2022 |
| Big Muddy Operating LLC | Wyoming | 3,677 BBLs | 0 MCF | Oct 2016 - Apr 2022 |
| Birk Petroleum | Kansas | 2,382 BBLs | 0 MCF | Jan 1980 - Feb 2022 |
| Black Bayou Operating, LLC | Louisiana | 16,949 BBLs | 0 MCF | Jan 2013 - Mar 2022 |
| Black Bear Oil Corporation | Wyoming | 12,510 BBLs | 24,807 MCF | May 2003 - Apr 2022 |
| Black Jack Oil Company., Inc. | Mississippi | 6,879 BBLs | 11,619 MCF | Dec 1976 - Jan 2021 |
| Black Oak Exploration, LLC | Kansas | 7,356 BBLs | 2,134 MCF | Feb 2010 - Feb 2022 |
| Black Warrior Methane Corp. | Alabama | 0 BBLs | 212,643 MCF | Feb 1982 - Mar 2022 |
| Blue Dome Operating, LLC | Louisiana | 0 BBLs | 6,384,996 MCF | Jan 2019 - Mar 2022 |
| Blue Goose Drilling Company, Inc. | Kansas | 2,890 BBLs | 0 MCF | Jul 1985 - Feb 2022 |
| Bluebird Energy, LLC | Montana | 10,353 BBLs | 0 MCF | Aug 2021 - Mar 2022 |
| Bluecrest Alaska Operating LLC | Alaska | 26,461 BBLs | 71,449 MCF | Jan 2015 - Oct 2021 |
| Blueridge Petroleum Corporation | Kansas | 4,575 BBLs | 0 MCF | Jan 1980 - Feb 2022 |
| Boaz Rockies Operating LLC | Wyoming | 7,093 BBLs | 4,813 MCF | Dec 2012 - May 2022 |
| Bob Sibley | Louisiana | 2,115 BBLs | 6 MCF | Mar 1978 - Apr 2022 |
| Bobcat Oilfield Service, Inc. | Kansas | 3,733 BBLs | 0 MCF | Jan 2010 - Feb 2022 |
| Bonanza Creek Energy Operating Company LLC | Colorado | 629,129 BBLs | 2,101,429 MCF | Apr 1999 - Apr 2022 |
| Bowline Energy LLC | North Dakota | 184,856 BBLs | 363,971 MCF | Nov 2021 - May 2022 |
| Bowman Oil Company, A General Partnership | Kansas | 6,246 BBLs | 0 MCF | Jan 1980 - Feb 2022 |
| BPX Operating Company | Louisiana | 0 BBLs | 13,491,683 MCF | Aug 2019 - Mar 2022 |
| Brammer Engineering, Inc | Arkansas | 5,241 BBLs | 15,488 MCF | Jan 2001 - Jan 2022 |
| Brammer Engineering, Inc. | Louisiana | 6,383 BBLs | 123,682 MCF | Jan 1977 - Apr 2022 |