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 |
|---|---|---|---|---|
| GMT Exploration Company LLC | Wyoming | 147 BBLs | 45,597 MCF | Feb 2005 - Dec 2025 |
| Goodale Enterprises LLC | Michigan | 3,803 BBLs | 0 MCF | Jan 1985 - Dec 2025 |
| Gore Oil Company | Kansas | 17,142 BBLs | 2,864 MCF | Jan 1980 - Sep 2025 |
| Grady Bolding Corporation | Kansas | 3,044 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| Grand Mesa Operating Co | Colorado | 2,494 BBLs | 94 MCF | Jan 1999 - Dec 2025 |
| Grand Mesa Operating Company | Kansas | 9,305 BBLs | 22,785 MCF | Jan 1980 - Sep 2025 |
| Granite Creek Energy LLC | Montana | 8,537 BBLs | 5,249 MCF | Mar 2024 - Dec 2025 |
| Granite Creek Energy LLC | Wyoming | 18,882 BBLs | 58 MCF | May 2023 - Dec 2025 |
| Green Reserve Energy Holdings LLC | Wyoming | 7,761 BBLs | 1,121 MCF | Dec 2020 - Dec 2025 |
| Green Valley Operating, LLC | Montana | 1,477 BBLs | 1,524 MCF | Jun 2022 - Dec 2025 |
| Greylock Production, LLC | Utah | 19,180 BBLs | 1,160,132 MCF | Apr 2022 - Dec 2025 |
| Griffin & Griffin Expl, LLC | Louisiana | 2,331 BBLs | 0 MCF | Feb 2007 - Dec 2024 |
| Griffin & Griffin Exploration, LLC | Mississippi | 1,474 BBLs | 0 MCF | May 2000 - Dec 2025 |
| Griffin, Charles N. | Kansas | 9,923 BBLs | 11,685 MCF | Jun 1980 - Sep 2025 |
| GRMR Oil & Gas LLC | Colorado | 1,436 BBLs | 1,268 MCF | Jan 1999 - Nov 2025 |
| Gulf Production Company, Inc. | Louisiana | 1,398 BBLs | 0 MCF | Apr 1992 - Dec 2024 |
| H & B Petroleum Corp. | Kansas | 7,869 BBLs | 811 MCF | Jan 1980 - Sep 2025 |
| H & C Oil Operating Inc. | Kansas | 4,736 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| H & D Exploration LLC | Kansas | 2,776 BBLs | 3,245 MCF | May 1983 - Sep 2025 |
| H R F Antrim LP | Michigan | 0 BBLs | 36,013 MCF | Mar 1989 - Dec 2025 |
| H R F Exploration And Production LLC | Michigan | 0 BBLs | 133,500 MCF | Jan 2006 - Jan 2026 |
| H3 Oil & Gas | Kansas | 912 BBLs | 6,134 MCF | Jan 2020 - Sep 2025 |
| Hale Oil | Louisiana | 1,585 BBLs | 0 MCF | Jan 1995 - Dec 2024 |
| Hale Oil Co. | Louisiana | 1,611 BBLs | 0 MCF | Apr 1985 - Jan 2025 |
| Hartman Oil Co., Inc. | Kansas | 17,294 BBLs | 8,446 MCF | Jan 1980 - Sep 2025 |
| Harvard Petroleum Company, LLC | New Mexico | 48,281 BBLs | 176,587 MCF | Jan 1993 - Dec 2025 |
| Harvest Petroleum Partners, LLC | New Mexico | 1,174 BBLs | 1,519 MCF | Mar 2024 - Dec 2025 |
| Hawkins Oil, LLC | Kansas | 1,976 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| Hayes Oil & Gas LLC | Kansas | 1,412 BBLs | 13,202 MCF | Jan 1980 - Sep 2025 |
| Henergy Oil & Gas LLC | Louisiana | 1,623 BBLs | 0 MCF | Mar 2019 - Jan 2025 |
| Herman L. Loeb, LLC | Kansas | 23,467 BBLs | 118,103 MCF | Jan 1980 - Sep 2025 |
| Hess Bakken Investments II, LLC | North Dakota | 2,909,957 BBLs | 12,225,143 MCF | Jan 2014 - Dec 2025 |
| Hess Oil Company | Kansas | 6,046 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| HG Oil Holdings, LLC | Kansas | 15,980 BBLs | 3,666 MCF | Jan 2020 - Sep 2025 |
| High River Resources Operating LLC | Colorado | 0 BBLs | 79,124 MCF | Jan 1999 - Nov 2025 |
| Highmark Energy Operating LLC | Mississippi | 91,798 BBLs | 0 MCF | Jan 2025 - Nov 2025 |
| Hilcorp Alaska, LLC | Alaska | 2,685,427 BBLs | 40,392,811 MCF | May 2006 - Jan 2026 |
| Hilcorp Energy Company | Colorado | 322 BBLs | 1,995,598 MCF | Jan 1999 - Dec 2025 |
| Hilcorp Energy Company | New Mexico | 202,524 BBLs | 24,497,322 MCF | Aug 2017 - Dec 2025 |
| Hilcorp Energy Company | Wyoming | 20,100 BBLs | 3,668,820 MCF | Jun 1997 - Dec 2025 |
| Hilcorp Energy Company, Inc. | Alabama | 21,397 BBLs | 163,078 MCF | Oct 1976 - Dec 2025 |
| Hilcorp North Slope, LLC | Alaska | 6,460,956 BBLs | 282,510,108 MCF | Jan 2019 - Dec 2025 |
| Hillenburg Oil Co., A General Partnership | Kansas | 2,732 BBLs | 0 MCF | Jan 1980 - Sep 2025 |
| Howell Oil Company, Inc. | Kansas | 2,281 BBLs | 0 MCF | Jul 1985 - Sep 2025 |
| Hughes Eastern Corporation | Alabama | 2,123 BBLs | 6,936 MCF | Sep 1977 - Dec 2025 |
| Hunt Oil Company | North Dakota | 590,351 BBLs | 454,786 MCF | Aug 1956 - Jan 2026 |
| Huntington Energy LLC | Wyoming | 2,721 BBLs | 1,755 MCF | Dec 2006 - Dec 2025 |
| Huntington Energy, LLC | New Mexico | 0 BBLs | 42,981 MCF | Apr 2003 - Dec 2025 |
| Hyperion Oil & Gas LLC | Wyoming | 6,249 BBLs | 28,167 MCF | Feb 2010 - Nov 2025 |
| Ia Operating, Inc. | Kansas | 6,663 BBLs | 0 MCF | Apr 1997 - Sep 2025 |