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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Tuscola Energy Inc | Michigan | 2,377 BBLs | 0 MCF | Apr 2002 - Aug 2024 |
| U.D. Man, Inc. | Louisiana | 822 BBLs | 10,433 MCF | Aug 2021 - Jun 2024 |
| Union Gas Operating Company | Louisiana | 1,011 BBLs | 9,630 MCF | Sep 2007 - Jun 2024 |
| Union Valley Petroleum Corporation | Kansas | 3,049 BBLs | 8,695 MCF | Jan 1995 - Jul 2024 |
| United World Energy Corporation | Louisiana | 5,994 BBLs | 5,903 MCF | Jul 1993 - Jun 2024 |
| Unitex Oil & Gas, L.L.C. | New Mexico | 3,587 BBLs | 1,659 MCF | Oct 2018 - Sep 2024 |
| Urban Oil & Gas Group LLC | Wyoming | 2,505 BBLs | 1,186,541 MCF | Jan 2012 - Sep 2024 |
| Urban Oil & Gas Group, LLC | Arkansas | 4,332 BBLs | 0 MCF | Jul 2010 - Jul 2024 |
| Urban Oil & Gas Group, LLC | Utah | 0 BBLs | 1,873,631 MCF | Jul 2019 - Sep 2024 |
| Urban Oil And Gas Group LLC | Kansas | 1,417 BBLs | 575 MCF | Jan 1980 - Jul 2024 |
| Us Oil & Gas Inc | Utah | 5,977 BBLs | 2,030 MCF | Jul 1955 - Oct 2024 |
| Us Oil Resources LLC | Kansas | 1,908 BBLs | 0 MCF | Jun 2017 - Jul 2024 |
| Utah Gas Op LTD | Utah | 4,705 BBLs | 534,033 MCF | Feb 2018 - Sep 2024 |
| Utah Oil LLC | Kansas | 1,447 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| V C P Michigan, LLC | Michigan | 660 BBLs | 369,533 MCF | Feb 2020 - Aug 2024 |
| V. Francis Weigel Family Partnership LLC | Kansas | 1,895 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Val Energy, Inc. | Kansas | 15,612 BBLs | 26,367 MCF | Jan 1980 - Jul 2024 |
| Valkyrie Operating LLC | Wyoming | 12,593 BBLs | 3,376 MCF | Sep 2018 - Sep 2024 |
| Valkyrie Operating, LLC | North Dakota | 6,119 BBLs | 9,123 MCF | Mar 2021 - Sep 2024 |
| Vamco Operations | Kansas | 1,725 BBLs | 1,249 MCF | Jan 1980 - Jul 2024 |
| Van Buren Energy Production, LLC | Arkansas | 0 BBLs | 3,110,315 MCF | Jan 2023 - Jun 2024 |
| Vaquero Uinta, LLC | Utah | 36,820 BBLs | 118,011 MCF | Jun 2021 - Sep 2024 |
| Veenker Resources, Inc. | Kansas | 1,872 BBLs | 3,306 MCF | Jan 1980 - Jul 2024 |
| Ventex Operating Corp. | Alabama | 1,496 BBLs | 0 MCF | Nov 1990 - Jun 2024 |
| Venture Oil & Gas Inc. | Alabama | 4,691 BBLs | 5,337 MCF | Dec 1990 - Jun 2024 |
| Venture Oil & Gas, Inc. | Mississippi | 175,045 BBLs | 546,898 MCF | Nov 1976 - Aug 2024 |
| Venture Resources, Inc. | Kansas | 9,996 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Verdad Resources LLC | Colorado | 1,250,508 BBLs | 3,691,883 MCF | Oct 2016 - Aug 2024 |
| Verde Oil Company | Kansas | 2,106 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Vermilion Energy USA LLC | Wyoming | 50,749 BBLs | 269,107 MCF | Oct 2014 - Sep 2024 |
| Vess Oil Corporation | Kansas | 79,265 BBLs | 13,799 MCF | Jan 1980 - Jul 2024 |
| Viking Resources, Inc | Kansas | 3,045 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Vincent Oil Corporation | Kansas | 22,216 BBLs | 32,008 MCF | Jan 1980 - Jul 2024 |
| Vintage Drilling LLC | New Mexico | 1,431 BBLs | 13,708 MCF | Jan 1993 - Sep 2024 |
| Vision Operating, LLC | Alaska | 0 BBLs | 56,243 MCF | Jul 2021 - Sep 2024 |
| W B Osborn Oil And Gas Operations LTD | Michigan | 10,754 BBLs | 0 MCF | Dec 2010 - Aug 2024 |
| W&T Offshore, Inc. | Alabama | 245 BBLs | 624,179 MCF | Dec 1991 - Jun 2024 |
| W.D. Short Oil Co., LLC | Kansas | 3,068 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Wagner Oil Company | Louisiana | 2,999 BBLs | 240 MCF | Jan 1999 - Jun 2024 |
| Walsh & Watts Inc | New Mexico | 735 BBLs | 15,757 MCF | Jan 1993 - Sep 2024 |
| Warhorse Petroleum Inc | Kansas | 3,166 BBLs | 0 MCF | Jan 2010 - Jul 2024 |
| Warrior Met Coal Gas, LLC | Alabama | 0 BBLs | 426,914 MCF | Sep 1984 - Jun 2024 |
| Wave Petroleum Operating LLC | Wyoming | 1,357 BBLs | 292 MCF | Dec 2014 - Sep 2024 |
| WCC Energy Group LLC | Louisiana | 1,171 BBLs | 531 MCF | Oct 2016 - Jul 2024 |
| Webco Oil Company, Inc. | Kansas | 1,297 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Weigel Oil Company, LLC | Kansas | 1,422 BBLs | 0 MCF | Feb 1980 - Jul 2024 |
| Weiser-Brown Operating Company | Arkansas | 9,698 BBLs | 18,291 MCF | Jan 2001 - Jul 2024 |
| Wem Operating, LLC | Utah | 85,767 BBLs | 162,562 MCF | Dec 2023 - Sep 2024 |
| Wesco Operating Inc | Colorado | 1,177 BBLs | 0 MCF | Jan 1999 - Aug 2024 |
| Wesco Operating Inc | Wyoming | 31,372 BBLs | 14,699 MCF | Jan 1991 - Sep 2024 |