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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Kepco Operating, Inc. | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Sep 2003 |
| KFG Petroleum Corporation | Mississippi | 1,318 BBLs | 0 MCF | Dec 1976 - Feb 2024 |
| Kinetic Energy Co., Inc. | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Jan 1992 |
| Kingston Operating Company | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Oct 2009 |
| Kingwood Energy, LLC | Mississippi | 0 BBLs | 0 MCF | May 2011 - Nov 2023 |
| Knight, Wilbur H. Et Al | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Jul 1991 |
| Ladd Petroleum Corp. | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Nov 1982 |
| Lagniappe Petrole, LLC | Mississippi | 0 BBLs | 0 MCF | Sep 1982 - Oct 2023 |
| Lahoma Operating, Inc. | Mississippi | 647 BBLs | 0 MCF | Dec 1976 - Feb 2024 |
| Lamar Energy LLC | Mississippi | 97 BBLs | 0 MCF | Mar 2005 - Feb 2024 |
| Larco Drilling & Exploration Corp. | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Dec 1999 |
| Latex Petroleum Corp | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Jul 1988 |
| Lawson Engineering, Inc. | Mississippi | 0 BBLs | 0 MCF | Oct 1983 - Feb 1984 |
| LB Oil Company | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - May 2011 |
| Lester C. Duckworth | Mississippi | 0 BBLs | 0 MCF | Feb 1984 - Sep 1984 |
| Liberty Operating Company, LLC | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Dec 2023 |
| Liberty Southern Energy LLC | Mississippi | 0 BBLs | 0 MCF | Sep 2001 - Jan 2014 |
| Libra Oil Co., Inc. | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Nov 1986 |
| Llog Exploration Company, LLC | Mississippi | 259 BBLs | 0 MCF | Dec 1976 - Jan 2024 |
| Logan Oil, LLC | Mississippi | 0 BBLs | 0 MCF | May 1987 - May 2010 |
| Louisiana Land & Exploration Co. | Mississippi | 0 BBLs | 0 MCF | Feb 1976 - Jul 1993 |
| LPB Oil Co. | Mississippi | 0 BBLs | 0 MCF | Feb 1988 - Jan 1990 |
| Lyle Cashion Co. | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - May 1988 |
| Lynx Operating Co Inc | Mississippi | 0 BBLs | 0 MCF | May 1984 - Dec 1986 |
| Mammoth Service Group, LLC | Mississippi | 1 BBLs | 0 MCF | Dec 1976 - Jan 2024 |
| Manchester Oil Co | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Jan 2000 |
| Marathon Oil Co | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Apr 1995 |
| Marion Corp. | Mississippi | 0 BBLs | 0 MCF | May 1980 - Jun 1985 |
| Marlin Exploration, LLC | Mississippi | 84 BBLs | 0 MCF | Dec 1976 - Jan 2024 |
| Marshall Production Co Inc | Mississippi | 0 BBLs | 0 MCF | Oct 1978 - Jun 1989 |
| Marshall Young Oil Co | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Jan 2007 |
| Maxwell Exploration Inc | Mississippi | 0 BBLs | 0 MCF | Jun 1981 - Mar 2016 |
| Maynard Oil Co | Mississippi | 0 BBLs | 0 MCF | Jun 1990 - Oct 1991 |
| McGoldrick Oil Co | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Aug 1991 |
| McGowan Working Partners Inc. | Mississippi | 1,842 BBLs | 3,074 MCF | Dec 1976 - Jan 2024 |
| Meason Oper. Co. For Cinco Energy Corp. | Mississippi | 0 BBLs | 0 MCF | Apr 1986 - Sep 2000 |
| Meason Operating Co | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Jun 2010 |
| Meng Oper & Expl Co | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - May 1988 |
| Merit Field LLC | Mississippi | 0 BBLs | 0 MCF | Mar 1986 - Dec 2001 |
| Meyer, Ruskin H. Et Al | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Oct 1980 |
| Midco Energy, Inc. | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Jul 1990 |
| Midroc Oil Company Et Al | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Nov 1984 |
| Midroc Operating Company | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Mar 2011 |
| Midstate Energy Inc | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Aug 2017 |
| Miller Exploration Company | Mississippi | 0 BBLs | 0 MCF | Feb 2000 - Jun 2003 |
| Miss Basin Oil & Gas Company | Mississippi | 0 BBLs | 0 MCF | Dec 1983 - Jan 1985 |
| Miss-Lou Oil Producers Inc | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Oct 1995 |
| Miss-Lou Operating, LLC | Mississippi | 50 BBLs | 0 MCF | Dec 1976 - Jan 2024 |
| Missala Inc | Mississippi | 0 BBLs | 0 MCF | Apr 1990 - Dec 1995 |
| Mississippi Valley Gas Co | Mississippi | 0 BBLs | 0 MCF | Dec 1976 - Aug 1984 |