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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Evans Energy, LLC | Kansas | 663 BBLs | 11,318 MCF | Jan 1980 - May 2026 |
| Evans Oil Inc. | Kansas | 1,036 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Everglow Energy, LLC | Kansas | 958 BBLs | 1,874 MCF | Jan 2010 - May 2026 |
| Ew Operating (NM), LLC | New Mexico | 4,034 BBLs | 12,131 MCF | Jul 2025 - Jul 2026 |
| Excalibur Production Company, Inc. | Kansas | 5,238 BBLs | 0 MCF | Jan 1980 - May 2026 |
| Excel Operating Corporation | Louisiana | 611 BBLs | 13,099 MCF | Jan 1997 - Dec 2024 |
| Exco Operating Company, LP | Louisiana | 0 BBLs | 7,351,709 MCF | Jul 2008 - Dec 2024 |
| Extex Operating Co | Louisiana | 3,073 BBLs | 7,467 MCF | Dec 1999 - Dec 2024 |
| Extex Operating Company | New Mexico | 14,035 BBLs | 183,567 MCF | Apr 2021 - Aug 2026 |
| Extraction Oil & Gas LLC | Colorado | 560,041 BBLs | 5,219,933 MCF | Jan 1999 - Jul 2026 |
| Exxon Mobil Corporation | Alabama | 510 BBLs | 1,345,565 MCF | Nov 1971 - Jul 2026 |
| Exxon Mobil Corporation | Wyoming | 0 BBLs | 18,938,671 MCF | Jan 1978 - Jul 2026 |
| F. G. Holl Company L.L.C. | Kansas | 10,063 BBLs | 9,999 MCF | Jan 1980 - May 2026 |
| Fae II Operating LLC | New Mexico | 20,395 BBLs | 102,973 MCF | Dec 2019 - Jul 2026 |
| Faith Energy, L.L.C. | Louisiana | 1,209 BBLs | 0 MCF | Jul 2000 - Jan 2025 |
| Falcon Exploration, Inc. | Kansas | 8,761 BBLs | 28,640 MCF | Jan 1980 - May 2026 |
| Farmer, John O., Inc. | Kansas | 29,933 BBLs | 5,249 MCF | Jan 1980 - May 2026 |
| Fasken Oil & Ranch LTD | New Mexico | 9,855 BBLs | 12,189 MCF | Jan 1996 - Jul 2026 |
| Finley Resources Inc | Wyoming | 2,796 BBLs | 0 MCF | Jul 2001 - Jul 2026 |
| Finley Resources, Inc | Utah | 174,064 BBLs | 304,797 MCF | Apr 2008 - Jul 2026 |
| Firstrike Energy Corporation | Louisiana | 3,495 BBLs | 2,479 MCF | Nov 2017 - Jan 2025 |
| Five States Operating Company, LLC | North Dakota | 3,800 BBLs | 2,466 MCF | Aug 2023 - Jul 2026 |
| Flat Creek Resources, LLC | New Mexico | 62,436 BBLs | 377,267 MCF | Oct 2021 - Jul 2026 |
| Flat Top Operating, LLC | New Mexico | 1,134 BBLs | 0 MCF | Oct 2022 - Jul 2026 |
| Flatlander Petroleum LLC | Kansas | 1,591 BBLs | 4,269 MCF | Jan 2020 - May 2026 |
| Flatwater Energy, LLC | Louisiana | 961 BBLs | 336 MCF | Jun 2021 - Dec 2024 |
| Fletcher Petroleum Corp. | Alabama | 6,243 BBLs | 2,801 MCF | Nov 2010 - Jul 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 | 6,577 BBLs | 2,157 MCF | Oct 1976 - Jun 2026 |
| Formentera Operations, LLC | North Dakota | 182,051 BBLs | 418,745 MCF | Jun 2022 - Jul 2026 |
| Forty Acres Energy, LLC | New Mexico | 7,499 BBLs | 23,615 MCF | Aug 2016 - Jul 2026 |
| Fossil Creek Energy, LLC | Kansas | 5,240 BBLs | 0 MCF | Jan 2010 - May 2026 |
| Fossil Energy, LLC | Kansas | 3,217 BBLs | 0 MCF | Jan 2010 - May 2026 |
| Fossil Resources LLC | Kansas | 2,249 BBLs | 0 MCF | Jan 2010 - May 2026 |
| Foundation Energy Management, LLC | Louisiana | 933 BBLs | 558 MCF | Nov 2007 - Dec 2024 |
| Foundation Energy Management, LLC | Montana | 1,062 BBLs | 691 MCF | Jan 2016 - Jul 2026 |
| Foundation Energy Management, LLC | North Dakota | 38,894 BBLs | 60,379 MCF | Jun 2016 - Jul 2026 |
| Fourpoint Resources, LLC | Utah | 1,341,779 BBLs | 2,032,838 MCF | Feb 2025 - Jul 2026 |
| Fourwinds Oil Corporation | Kansas | 4,007 BBLs | 0 MCF | Mar 2007 - May 2026 |
| 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 | 79,935 BBLs | 174,848 MCF | Jul 2007 - Jul 2026 |
| Fulcrum Energy Operating, LLC | North Dakota | 11,741 BBLs | 1,779 MCF | Feb 2023 - Jul 2026 |
| Fulfer Oil & Cattle LLC | New Mexico | 1,139 BBLs | 2,300 MCF | Feb 1995 - Aug 2026 |
| Fundare Resources Operating Company LLC | Colorado | 153,127 BBLs | 543,943 MCF | Jan 1999 - Jul 2026 |
| Furie Operating Alaska, LLC | Alaska | 0 BBLs | 374,062 MCF | Nov 2015 - Feb 2026 |
| FX Drilling Company, Inc. | Montana | 1,551 BBLs | 0 MCF | Jan 1991 - Jul 2026 |
| G L M Company | Kansas | 5,200 BBLs | 0 MCF | Jan 1980 - May 2026 |