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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Anadarko E&P Onshore LLC | Wyoming | 619,478 BBLs | 1,787,623 MCF | Aug 1992 - Oct 2024 |
| Anschutz Exploration Corporation | Wyoming | 1,413,644 BBLs | 4,120,902 MCF | Nov 1997 - Oct 2024 |
| Atx Energy Partners LLC | Wyoming | 5,071 BBLs | 6,228 MCF | Jan 2018 - Oct 2024 |
| Barn Owls LLC | Wyoming | 21,427 BBLs | 259 MCF | Jul 2022 - Oct 2024 |
| Carbon Creek Energy LLC | Wyoming | 0 BBLs | 4,313,711 MCF | Sep 2015 - Oct 2024 |
| Chipcore LLC | Wyoming | 3,888 BBLs | 1,684 MCF | Sep 2012 - Oct 2024 |
| Citation Oil & Gas Corporation | Wyoming | 95,904 BBLs | 13,127 MCF | Jan 1981 - Oct 2024 |
| Contango Resources LLC | Wyoming | 410,669 BBLs | 11,433,540 MCF | Feb 2020 - Oct 2024 |
| Continental Resources Inc | Wyoming | 630,110 BBLs | 2,558,897 MCF | Jan 1993 - Nov 2024 |
| Daube Company The | Wyoming | 5,892 BBLs | 450 MCF | Jan 1990 - Oct 2024 |
| Devon Energy Production Company LP | Wyoming | 736,620 BBLs | 1,192,876 MCF | Jan 1978 - Oct 2024 |
| Diamond Oil & Gas LLC | Wyoming | 1,510 BBLs | 13,681 MCF | Oct 2011 - Oct 2024 |
| EOG Resources Inc | Wyoming | 1,249,477 BBLs | 7,340,025 MCF | Jan 1978 - Oct 2024 |
| Kaiser Francis Oil Co | Wyoming | 2,417 BBLs | 60,384 MCF | Jan 1983 - Oct 2024 |
| Kennedy Oil | Wyoming | 1,269 BBLs | 16,275 MCF | Apr 1984 - Oct 2024 |
| Loil Oil LLC | Wyoming | 6,164 BBLs | 12,614 MCF | Nov 2016 - Oct 2024 |
| Meadow Deep LLC | Wyoming | 87 BBLs | 11,789 MCF | Mar 2010 - Nov 2024 |
| Mid-Con Energy Operating LLC | Wyoming | 8,315 BBLs | 3,814 MCF | Feb 2017 - Oct 2024 |
| Moncrief W A Jr | Wyoming | 1,254 BBLs | 68,781 MCF | Jan 1978 - Oct 2024 |
| Navigation Powder River LLC | Wyoming | 19,877 BBLs | 71,032 MCF | Dec 2016 - Oct 2024 |
| Nonsuch Natural Gas Inc | Wyoming | 482 BBLs | 31 MCF | Oct 2011 - Nov 2024 |
| P O & G Operating LLC | Wyoming | 12,681 BBLs | 11,750 MCF | Jan 2017 - Oct 2024 |
| Peak Powder River Resources LLC | Wyoming | 92,045 BBLs | 431,606 MCF | Jan 2013 - Oct 2024 |
| Prima Exploration Inc | Wyoming | 8,897 BBLs | 3,531 MCF | Mar 1982 - Nov 2024 |
| Ranch Oil Company | Wyoming | 1,910 BBLs | 0 MCF | Jan 1986 - Nov 2024 |
| Sage Butte PRB Operating, LLC | Wyoming | 123,880 BBLs | 370,939 MCF | Mar 2018 - Oct 2024 |
| True Oil LLC | Wyoming | 70,034 BBLs | 75,915 MCF | Jan 1978 - Oct 2024 |
| Valkyrie Operating LLC | Wyoming | 12,284 BBLs | 3,661 MCF | Sep 2018 - Nov 2024 |
| Vector Minerals Corporation | Wyoming | 198 BBLs | 2,300 MCF | Jan 1997 - Oct 2024 |
| WRC Energy LLC | Wyoming | 174,405 BBLs | 587,616 MCF | Aug 2018 - Oct 2024 |
| Wyoil Corp | Wyoming | 1,173 BBLs | 0 MCF | Jan 1982 - Nov 2024 |