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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Extex Operating Company | New Mexico | 14,889 BBLs | 146,789 MCF | Apr 2021 - Feb 2026 |
| Extraction Oil & Gas LLC | Colorado | 597,819 BBLs | 5,160,584 MCF | Jan 1999 - Jan 2026 |
| Exxon Mobil Corporation | Alabama | 1,008 BBLs | 1,646,831 MCF | Nov 1971 - Jan 2026 |
| Exxon Mobil Corporation | Wyoming | 0 BBLs | 21,799,055 MCF | Jan 1978 - Jan 2026 |
| F. G. Holl Company L.L.C. | Kansas | 7,232 BBLs | 9,289 MCF | Jan 1980 - Dec 2025 |
| Fae II Operating LLC | New Mexico | 18,542 BBLs | 120,868 MCF | Dec 2019 - Feb 2026 |
| Fairways Exploration & Production, LLC | Alabama | 1,200 BBLs | 497 MCF | Oct 2010 - Jan 2026 |
| Faith Energy, L.L.C. | Louisiana | 1,209 BBLs | 0 MCF | Jul 2000 - Jan 2025 |
| Falcon Exploration, Inc. | Kansas | 6,877 BBLs | 33,375 MCF | Jan 1980 - Dec 2025 |
| Farmer, John O., Inc. | Kansas | 26,426 BBLs | 5,310 MCF | Jan 1980 - Dec 2025 |
| Fasken Oil & Ranch LTD | New Mexico | 8,273 BBLs | 9,817 MCF | Jan 1996 - Feb 2026 |
| Federated Oil And Gas Properties Inc | Michigan | 6,954 BBLs | 2,101 MCF | Jan 1982 - Aug 2025 |
| Finley Resources Inc | Wyoming | 3,417 BBLs | 0 MCF | Jul 2001 - Feb 2026 |
| Finley Resources, Inc | Utah | 145,927 BBLs | 281,202 MCF | Apr 2008 - Feb 2026 |
| Firstrike Energy Corporation | Louisiana | 3,495 BBLs | 2,479 MCF | Nov 2017 - Jan 2025 |
| Five States Operating Company, LLC | North Dakota | 3,484 BBLs | 1,034 MCF | Aug 2023 - Feb 2026 |
| Flat Creek Resources, LLC | New Mexico | 127,122 BBLs | 536,834 MCF | Oct 2021 - Feb 2026 |
| Flat Top Operating, LLC | New Mexico | 1,157 BBLs | 0 MCF | Oct 2022 - Feb 2026 |
| Flatlander Petroleum LLC | Kansas | 1,431 BBLs | 4,125 MCF | Jan 2020 - Dec 2025 |
| Fletcher Petroleum Corp. | Alabama | 6,694 BBLs | 2,531 MCF | Nov 2010 - Jan 2026 |
| Fontainebleau Operating, LLC | Louisiana | 7,413 BBLs | 27,207 MCF | Mar 2017 - Dec 2024 |
| Formentera Operations LLC | Louisiana | 24,318 BBLs | 160,867 MCF | Aug 2022 - Dec 2024 |
| Formentera Operations, LLC | Mississippi | 21,088 BBLs | 3,931 MCF | Oct 1976 - Jan 2026 |
| Formentera Operations, LLC | North Dakota | 86,758 BBLs | 292,149 MCF | Jun 2022 - Feb 2026 |
| Forty Acres Energy, LLC | New Mexico | 6,925 BBLs | 20,828 MCF | Aug 2016 - Feb 2026 |
| Fossil Creek Energy, LLC | Kansas | 4,937 BBLs | 0 MCF | Jan 2010 - Dec 2025 |
| Fossil Energy, LLC | Kansas | 2,567 BBLs | 0 MCF | Jan 2010 - Dec 2025 |
| Fossil Resources LLC | Kansas | 2,212 BBLs | 0 MCF | Jan 2010 - Dec 2025 |
| Foundation Energy Management, LLC | Montana | 1,127 BBLs | 638 MCF | Jan 2016 - Jan 2026 |
| Foundation Energy Management, LLC | North Dakota | 36,363 BBLs | 53,186 MCF | Jun 2016 - Feb 2026 |
| Fourwinds Oil Corporation | Kansas | 4,135 BBLs | 0 MCF | Mar 2007 - Dec 2025 |
| Fran Oil, Inc. | Louisiana | 2,347 BBLs | 7,075 MCF | Nov 1992 - Dec 2024 |
| Franks Operating Company, L.L.C. | Louisiana | 447 BBLs | 29,862 MCF | Nov 2009 - Dec 2024 |
| Frog Island, L.L.C. | Louisiana | 1,675 BBLs | 0 MCF | May 2001 - Jan 2025 |
| Fulcrum Energy Operating LLC | Colorado | 98,075 BBLs | 167,414 MCF | Jul 2007 - Jan 2026 |
| Fulcrum Energy Operating, LLC | North Dakota | 10,008 BBLs | 1,307 MCF | Feb 2023 - Feb 2026 |
| Fulfer Oil & Cattle LLC | New Mexico | 1,104 BBLs | 1,259 MCF | Feb 1995 - Feb 2026 |
| Fundare Resources Operating Company LLC | Colorado | 109,169 BBLs | 442,330 MCF | Jan 1999 - Jan 2026 |
| Furie Operating Alaska, LLC | Alaska | 0 BBLs | 374,062 MCF | Nov 2015 - Feb 2026 |
| G L M Company | Kansas | 6,307 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| Gadeco, LLC | North Dakota | 1,701 BBLs | 4,970 MCF | Jul 2012 - Feb 2026 |
| Gaines Operating, LLC | Louisiana | 1,844 BBLs | 0 MCF | Apr 2000 - Dec 2024 |
| George D. Hartfield Oil & Gas, Inc. | Louisiana | 1,977 BBLs | 0 MCF | Nov 1989 - Dec 2024 |
| Geoterre Operating, L.L.C. | Louisiana | 7,780 BBLs | 682 MCF | Mar 2019 - Dec 2024 |
| Gep Haynesville II, LLC | Louisiana | 0 BBLs | 14,445,858 MCF | Sep 2021 - Dec 2024 |
| Gilbert-Stewart Operating LLC | Kansas | 2,251 BBLs | 0 MCF | Jun 2002 - Dec 2025 |
| Gladney Energy Partners, LLC | Louisiana | 1,661 BBLs | 1,007 MCF | Oct 2017 - Dec 2024 |
| GMT Exploration Company LLC | Colorado | 24,728 BBLs | 40,798 MCF | Jan 1999 - Jan 2026 |
| GMT Exploration Company LLC | Wyoming | 287 BBLs | 47,236 MCF | Feb 2005 - Feb 2026 |
| Goodale Enterprises LLC | Michigan | 5,027 BBLs | 0 MCF | Jan 1985 - Sep 2025 |