Search for U.S. oil and gas operators by operator name or browse by county to find the operator you're looking for. Find wells by operator, the oil and gas produced by county per operator, and recent drilling permits filed by U.S. operators.
Want even more details on U.S. oil and gas operators? Subscribe now to get access to advanced mapping features, production information, well details, operator details and much more.
| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Wapiti Operating, LLC | Utah | 6,997 BBLs | 958,576 MCF | Jul 2013 - Sep 2025 |
| Warhorse Petroleum Inc | Kansas | 3,529 BBLs | 0 MCF | Jan 2010 - Jun 2025 |
| Warrior Met Coal Gas, LLC | Alabama | 0 BBLs | 403,523 MCF | Sep 1984 - Sep 2025 |
| Weigel Oil Company, LLC | Kansas | 1,538 BBLs | 0 MCF | Feb 1980 - Jun 2025 |
| Wem Operating, LLC | Utah | 164,532 BBLs | 367,650 MCF | Dec 2023 - Sep 2025 |
| Wesco Operating Inc | Wyoming | 28,942 BBLs | 78,353 MCF | Jan 1991 - Oct 2025 |
| Wesco Operating, Inc | Utah | 9,635 BBLs | 93,427 MCF | Mar 2016 - Sep 2025 |
| Wesco Operating, Inc. | Montana | 5,989 BBLs | 3,138 MCF | Jun 1999 - Sep 2025 |
| Wesco Operating, Inc. | North Dakota | 8,156 BBLs | 6,388 MCF | Aug 1987 - Oct 2025 |
| West Bay Exploration Company | Michigan | 30,567 BBLs | 44,580 MCF | Jul 1982 - Sep 2025 |
| Wexpro Company | Colorado | 1,516 BBLs | 229,108 MCF | Jan 1999 - Sep 2025 |
| Wexpro Company | Utah | 10,556 BBLs | 273,843 MCF | Jan 1971 - Sep 2025 |
| Wexpro Company | Wyoming | 11,227 BBLs | 2,716,396 MCF | Jan 1978 - Sep 2025 |
| Wexpro II Company | Wyoming | 992 BBLs | 458,356 MCF | Mar 2017 - Sep 2025 |
| Wgo Resources, LLC | North Dakota | 6,258 BBLs | 3,456 MCF | Nov 2024 - Oct 2025 |
| Whisler Enterprise Company | Wyoming | 1,691 BBLs | 0 MCF | May 2021 - Oct 2025 |
| White & Ellis Drilling, Inc. | Kansas | 1,648 BBLs | 1,291 MCF | Jan 1980 - Jun 2025 |
| White Butte Oil Operations, LLC | North Dakota | 7,547 BBLs | 38,648 MCF | Apr 2015 - Oct 2025 |
| White Exploration, Inc. | Kansas | 2,477 BBLs | 14,648 MCF | Apr 1983 - Jun 2025 |
| White Hawk Oil Company, LLP | Kansas | 2,857 BBLs | 0 MCF | Jan 1980 - Jun 2025 |
| White Pine Production LLC | Michigan | 10,960 BBLs | 7,053 MCF | Sep 2022 - Oct 2025 |
| White Rock Oil & Gas, LLC | Montana | 111,060 BBLs | 120,123 MCF | Jan 2015 - Sep 2025 |
| White Rock Oil & Gas, LLC | North Dakota | 88,066 BBLs | 65,211 MCF | Sep 2015 - Oct 2025 |
| Whiting Oil And Gas Corporation | Montana | 31,836 BBLs | 45,469 MCF | Oct 2003 - Sep 2025 |
| Whiting Oil And Gas Corporation | North Dakota | 1,472,679 BBLs | 6,427,217 MCF | Jun 2002 - Oct 2025 |
| Whitney Oil & Gas, LLC | Louisiana | 28,298 BBLs | 26,495 MCF | Jul 2015 - Jan 2025 |
| Wiepking-Fullerton Energy LLC | Colorado | 6,277 BBLs | 4,667 MCF | Jan 1999 - Sep 2025 |
| Wilcox Energy Company | Louisiana | 9,355 BBLs | 0 MCF | Nov 1984 - Dec 2024 |
| Wilton Petroleum, Inc. | Kansas | 2,271 BBLs | 1,866 MCF | Jan 1980 - Jun 2025 |
| Windham Oil Corp. | Louisiana | 4,053 BBLs | 0 MCF | Jul 1996 - Dec 2024 |
| Windridge Operating LLC | North Dakota | 1,137 BBLs | 8,926 MCF | Jul 2017 - Oct 2025 |
| Wolverine Gas & Oil Company Of Utah, LLC | Utah | 81,297 BBLs | 38,508 MCF | May 2004 - Sep 2025 |
| WPX Energy Permian, LLC | New Mexico | 242,950 BBLs | 1,363,007 MCF | Jan 2007 - Sep 2025 |
| WPX Energy Rocky Mountain LLC | Colorado | 52,631 BBLs | 15,751,673 MCF | Jan 1999 - Oct 2025 |
| WPX Energy Williston, LLC | North Dakota | 1,066,946 BBLs | 3,843,196 MCF | Apr 2011 - Oct 2025 |
| WRC Energy LLC | Wyoming | 302,787 BBLs | 1,023,030 MCF | Aug 2018 - Oct 2025 |
| XCL Assetco, LLC | Utah | 561,336 BBLs | 594,724 MCF | Feb 2020 - Sep 2025 |
| XTO Energy Inc | North Dakota | 1,471,751 BBLs | 5,422,192 MCF | Jun 2007 - Oct 2025 |
| XTO Energy Inc. | Kansas | 366 BBLs | 63,728 MCF | Jan 1980 - Jun 2025 |
| XTO Energy Inc. | Louisiana | 50,026 BBLs | 942,997 MCF | Jun 2001 - Dec 2024 |
| XTO Energy, Inc | New Mexico | 1,709,854 BBLs | 9,926,182 MCF | Jan 1993 - Sep 2025 |
| XTO Permian Operating LLC. | New Mexico | 6,062,455 BBLs | 26,223,016 MCF | May 2019 - Sep 2025 |
| Yates Industries LLC | New Mexico | 1,906 BBLs | 970 MCF | Sep 2021 - Oct 2025 |
| Younger Energy Company | Kansas | 2,198 BBLs | 1,483 MCF | Jan 1980 - Jun 2025 |
| Z & L Oil LLC | Kansas | 2,130 BBLs | 0 MCF | Jan 2010 - Jun 2025 |
| Zachry Exploration, LLC | Louisiana | 13,515 BBLs | 84,415 MCF | Jan 2010 - Dec 2024 |
| Zargon Oil (ND) Inc. | North Dakota | 7,614 BBLs | 268 MCF | Jul 2002 - Oct 2025 |
| Zarvona Energy LLC | Louisiana | 6,049 BBLs | 40,890 MCF | Apr 2016 - Jan 2025 |
| Zavanna, LLC | North Dakota | 344,523 BBLs | 368 MCF | Apr 2007 - Oct 2025 |
| Zenith Drilling Corporation | Kansas | 2,090 BBLs | 740 MCF | Jan 1980 - Jun 2025 |