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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Anadarko E&P Onshore LLC | Wyoming | 916,810 BBLs | 1,752,218 MCF | Aug 1992 - Sep 2026 |
| Anschutz Exploration Corporation | Wyoming | 1,353,365 BBLs | 4,216,838 MCF | Nov 1997 - Aug 2026 |
| Atr Energy Corp | Wyoming | 656 BBLs | 0 MCF | Jan 2021 - Sep 2026 |
| Azalea Oil Company LLC | Wyoming | 30 BBLs | 0 MCF | Apr 2023 - Sep 2026 |
| Ballard Petroleum Holdings LLC | Wyoming | 288,651 BBLs | 525,148 MCF | Jan 1983 - Aug 2026 |
| Banding M R Inc | Wyoming | 511 BBLs | 0 MCF | Jan 1988 - Sep 2026 |
| Barn Owls LLC | Wyoming | 43,280 BBLs | 6,229 MCF | Jul 2022 - Aug 2026 |
| Berenergy Corporation | Wyoming | 1,972 BBLs | 3,442 MCF | Jan 1987 - Sep 2026 |
| Black Bear Oil Corporation | Wyoming | 7,424 BBLs | 40,089 MCF | May 2003 - Aug 2026 |
| Blake Production LLC | Wyoming | 3 BBLs | 0 MCF | Jan 1992 - Sep 2026 |
| Briscoe Petroleum LLC | Wyoming | 284 BBLs | 0 MCF | Dec 2017 - Aug 2026 |
| Burnett Oil Co Inc | Wyoming | 231 BBLs | 37 MCF | Jan 1982 - Sep 2026 |
| C & H Well Servicing Inc | Wyoming | 475 BBLs | 17 MCF | Jan 1985 - Sep 2026 |
| Cardinal Wyoming LLC | Wyoming | 18,495 BBLs | 60 MCF | Jun 2024 - Sep 2026 |
| Cenergy Resources LLC | Wyoming | 5,794 BBLs | 40,790 MCF | Jul 2023 - Aug 2026 |
| Century Oil And Gas LLC | Wyoming | 2,640 BBLs | 16,022 MCF | Dec 2018 - Sep 2026 |
| Chaco Energy Company | Wyoming | 3,322 BBLs | 40,131 MCF | Apr 1999 - Aug 2026 |
| Chipcore LLC | Wyoming | 4,990 BBLs | 221 MCF | Sep 2012 - Sep 2026 |
| Citation Oil & Gas Corporation | Wyoming | 88,663 BBLs | 12,654 MCF | Jan 1981 - Sep 2026 |
| Cowboy Clean Fuels LLC | Wyoming | 0 BBLs | 4,915 MCF | Jul 2022 - Sep 2026 |
| Crest Resources Inc | Wyoming | 333 BBLs | 0 MCF | Dec 2021 - Sep 2026 |
| Daube Company The | Wyoming | 7,644 BBLs | 450 MCF | Jan 1990 - Aug 2026 |
| Davey Corporation | Wyoming | 0 BBLs | 0 MCF | Jan 1986 - Sep 2026 |
| Denbury Onshore LLC | Wyoming | 101,485 BBLs | 97,883 MCF | Jan 2011 - Aug 2026 |
| Devon Energy Production Company LP | Wyoming | 762,701 BBLs | 1,324,383 MCF | Jan 1978 - Sep 2026 |
| Diamond Oil & Gas LLC | Wyoming | 890 BBLs | 13,009 MCF | Oct 2011 - Sep 2026 |
| DNR Oil & Gas Inc | Wyoming | 577 BBLs | 1,817 MCF | Jul 1989 - Sep 2026 |
| E & B Natural Resources Management | Wyoming | 353 BBLs | 0 MCF | Feb 2011 - Sep 2026 |
| Emep II Operating LLC | Wyoming | 160,831 BBLs | 394,561 MCF | Aug 2025 - Sep 2026 |
| Emerald Operating Company | Wyoming | 0 BBLs | 1,004 MCF | Feb 1993 - Aug 2026 |
| Energy Equity Company | Wyoming | 7 BBLs | 764 MCF | Jul 1995 - Aug 2026 |
| EOG Resources Inc | Wyoming | 1,122,406 BBLs | 6,877,978 MCF | Jan 1978 - Sep 2026 |
| Gorman Construction LLC | Wyoming | 0 BBLs | 0 MCF | Jan 2023 - Sep 2026 |
| Granite Creek Energy LLC | Wyoming | 13,920 BBLs | 79 MCF | May 2023 - Sep 2026 |
| Impact Energy Operating LLC | Wyoming | 18,792 BBLs | 0 MCF | Aug 2022 - Sep 2026 |
| Joemar Wyoming Operating LLC | Wyoming | 4,343 BBLs | 2,803 MCF | Dec 2023 - Sep 2026 |
| Justice Oil & Gas LLC | Wyoming | 113 BBLs | 17 MCF | May 1996 - Aug 2026 |
| Keith F.Walker Oil & Gas Company L.L.C. | Wyoming | 0 BBLs | 0 MCF | Jul 1999 - Sep 2026 |
| Kennedy Oil | Wyoming | 3,098 BBLs | 23,612 MCF | Apr 1984 - Sep 2026 |
| Kissack Resources. LLC | Wyoming | 1,181 BBLs | 0 MCF | Oct 2022 - Sep 2026 |
| Kissack Water & Oil Service Inc | Wyoming | 164 BBLs | 0 MCF | Jan 1981 - Sep 2026 |
| Loil Oil LLC | Wyoming | 5,151 BBLs | 9,145 MCF | Nov 2016 - Sep 2026 |
| M & K Oil Company LLC | Wyoming | 27,055 BBLs | 65,789 MCF | Jan 1978 - Sep 2026 |
| Maxim Drilling & Expl Inc | Wyoming | 1,437 BBLs | 18,419 MCF | Jun 1982 - Sep 2026 |
| Maximus Operating LTD | Wyoming | 10,351 BBLs | 314 MCF | Jul 2014 - Aug 2026 |
| MDS Energy Development LLC | Wyoming | 28,849 BBLs | 46,821 MCF | Jan 2025 - Aug 2026 |
| Mega Energy LLC | Wyoming | 0 BBLs | 25,141 MCF | May 2013 - Sep 2026 |
| Merrion Oil & Gas Corporation | Wyoming | 1,443 BBLs | 9,117 MCF | Jan 1978 - Sep 2026 |
| Mi3 Energy LLC | Wyoming | 19,062 BBLs | 4,563 MCF | Nov 2025 - Sep 2026 |
| Mid-Con Energy Operating LLC | Wyoming | 6,059 BBLs | 1,484 MCF | Feb 2017 - Sep 2026 |