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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Hughes Eastern Corporation | Alabama | 2,828 BBLs | 8,057 MCF | Sep 1977 - Jun 2024 |
| Hughes Eastern Corporation | Louisiana | 1,542 BBLs | 712 MCF | May 1986 - Jun 2024 |
| Hunt Oil Company | North Dakota | 301,730 BBLs | 329,523 MCF | Aug 1956 - Aug 2024 |
| Huntington Energy LLC | Wyoming | 3,199 BBLs | 1,996 MCF | Dec 2006 - Aug 2024 |
| Huntington Energy, LLC | New Mexico | 0 BBLs | 46,348 MCF | Apr 2003 - Jul 2024 |
| Hyperion Oil & Gas LLC | Wyoming | 8,950 BBLs | 50,598 MCF | Feb 2010 - Aug 2024 |
| Ia Operating, Inc. | Kansas | 6,722 BBLs | 0 MCF | Apr 1997 - Jun 2024 |
| Iacx Production LLC | New Mexico | 13 BBLs | 219,244 MCF | Apr 2020 - Jul 2024 |
| Impact Energy Operating LLC | Wyoming | 24,368 BBLs | 0 MCF | Aug 2022 - Aug 2024 |
| Impact Exploration & Production LLC | Wyoming | 104,766 BBLs | 260,317 MCF | Apr 2018 - Aug 2024 |
| Impetro Resources LLC | Colorado | 11,866 BBLs | 0 MCF | Mar 2018 - Jul 2024 |
| Indian Exploration, Inc. | Louisiana | 1,730 BBLs | 0 MCF | Feb 1992 - Jul 2024 |
| Indian Oil Co., Inc. | Kansas | 6,062 BBLs | 39,278 MCF | Jan 1980 - Jun 2024 |
| Investment Equipment LLC | Colorado | 2,043 BBLs | 295 MCF | Apr 2010 - Jul 2024 |
| Iron Oil Operating, LLC | North Dakota | 183,132 BBLs | 385,408 MCF | Jun 2017 - Aug 2024 |
| J R Oil, LTD. Co. | New Mexico | 17,285 BBLs | 117,258 MCF | Dec 2007 - Jul 2024 |
| J-V Oil, LLC | Kansas | 2,423 BBLs | 1,091 MCF | Jan 1980 - Jun 2024 |
| J. P. Van Way | Louisiana | 13,682 BBLs | 29,440 MCF | Jul 1981 - Jun 2024 |
| J. R. Pounds, Inc. | Mississippi | 2,791 BBLs | 241 MCF | Nov 1976 - Jul 2024 |
| Jabsco Oil Operating, LLC | Alabama | 490 BBLs | 54,337 MCF | Feb 1977 - Jun 2024 |
| Jack L. Phillips Co. | Mississippi | 5,278 BBLs | 1,495 MCF | Dec 1976 - Jul 2024 |
| James Drilling Co., Inc. | Louisiana | 3,694 BBLs | 0 MCF | Oct 1986 - Jul 2024 |
| James P. Williams Enterprises, Inc. | Kansas | 1,670 BBLs | 0 MCF | Feb 2010 - Jun 2024 |
| Jamex, Inc | Arkansas | 1,577 BBLs | 0 MCF | Apr 2002 - Jul 2024 |
| Jason Oil Company, LLC | Kansas | 7,727 BBLs | 0 MCF | Jan 1980 - Jun 2024 |
| Jaspar Co. | Kansas | 6,892 BBLs | 0 MCF | Jan 1980 - Jun 2024 |
| Javelin Energy Partners Management, LLC | Utah | 555,694 BBLs | 2,079,081 MCF | Jun 2022 - Jul 2024 |
| Jay Management Company, LLC | New Mexico | 1,171 BBLs | 16,386 MCF | Mar 2007 - Jul 2024 |
| Jel Resources, LLC | Kansas | 1,755 BBLs | 0 MCF | Feb 2018 - Jun 2024 |
| Jettison, Inc. | North Dakota | 1,428 BBLs | 1,875 MCF | Jul 2002 - Aug 2024 |
| Jicarilla Energy Co | New Mexico | 2,412 BBLs | 183,041 MCF | Jan 1993 - Jul 2024 |
| Jimmy P Dempsey | Louisiana | 3,438 BBLs | 0 MCF | Jan 1977 - Jul 2024 |
| Joe Gerstner Oil, LLC | Kansas | 1,623 BBLs | 0 MCF | Jan 1980 - Jun 2024 |
| Joemar Wyoming Operating LLC | Wyoming | 2,626 BBLs | 3,122 MCF | Dec 2023 - Aug 2024 |
| John J. Welsh | Louisiana | 2,860 BBLs | 43,033 MCF | Dec 1988 - Jun 2024 |
| John Roy Evans Oil Company LLC | Kansas | 1,601 BBLs | 0 MCF | Jan 1980 - Jun 2024 |
| Jonah Energy LLC | Wyoming | 83,637 BBLs | 10,251,490 MCF | Jun 2014 - Aug 2024 |
| Jones & Buck Development, LLC | Kansas | 4,282 BBLs | 0 MCF | Jan 1980 - Jun 2024 |
| Jones Oil Exploration, LLC | Kansas | 1,889 BBLs | 0 MCF | Jan 2010 - Jun 2024 |
| Jordan Oil Management Inc. | Kansas | 2,977 BBLs | 1,667 MCF | Jan 1980 - Jun 2024 |
| JP Oil Wyoming LLC | Wyoming | 3,793 BBLs | 7,132 MCF | Jan 1993 - Aug 2024 |
| JSB, LLC | Louisiana | 3,523 BBLs | 0 MCF | Mar 2000 - Jun 2024 |
| JTC Oil, Inc. | Kansas | 1,675 BBLs | 0 MCF | Jan 1980 - Jun 2024 |
| Justiss Oil Company, Inc. | Louisiana | 5,057 BBLs | 23,875 MCF | Mar 1981 - Jun 2024 |
| K & N Petroleum, Inc. | Kansas | 4,822 BBLs | 0 MCF | Jan 1980 - Jun 2024 |
| K P Kauffman Company Inc | Colorado | 12,513 BBLs | 76,632 MCF | Jan 1999 - Jul 2024 |
| K&M Resources LLC | New Mexico | 2,969 BBLs | 2,918 MCF | Apr 2021 - Jul 2024 |
| K-Bar Oil LLC | Kansas | 2,818 BBLs | 0 MCF | Jan 2010 - Jun 2024 |
| Kahan And Associates, Inc | Kansas | 7,528 BBLs | 0 MCF | Jan 1980 - Jun 2024 |
| Kaiser Francis Oil Co | Wyoming | 1,958 BBLs | 62,636 MCF | Jan 1983 - Aug 2024 |