| 16801 | Lockridge, John P | Denver, CO 80202 | Gas Operator | Mar 1999 |
| 16802 | Loco | Casper, WY 82602 | Oil & Gas Operator | Jul 2022 |
| 16803 | Loco Oil Company | Loco, OK 73442 | Oil Operator | Feb 1993 |
| 16804 | Locust Ridge Gas Company | | Oil Operator | Mar 2003 |
| 16805 | Lode Holdings, LLC | Wichita Falls, TX 76301 | Oil Operator | May 2024 |
| 16806 | Lodel Energy Resources Corporati | Denver, CO 80205 | Oil Operator | May 2024 |
| 16807 | Lodestone Operating | Portland, TX 78374 | Oil & Gas Operator | Mar 2024 |
| 16808 | Lodestone Operating, Inc. | Portland, TX 78374 | Oil & Gas Operator | May 2024 |
| 16809 | Lodi Drilling & Service Co. | Corpus Chrsti, TX 78426 | Oil & Gas Operator | May 2024 |
| 16810 | Lodi Gas Storage L.L.C. | | Gas Operator | Feb 2024 |
| 16811 | Lodi Operating Company LLC | Corpus Chrsti, TX 78426 | Oil & Gas Operator | May 2024 |
| 16812 | Loe Petroleum & Environmental Engineering LLC | | Oil Operator | Feb 2024 |
| 16813 | Loe Pipe Yard, Inc. | | Oil & Gas Operator | Jan 1997 |
| 16814 | Loeb Bros., LLC | Lawrenceville, IL 62439 | Oil Operator | Dec 2016 |
| 16815 | Loeb Herman L | | Oil & Gas Operator | Jan 1996 |
| 16816 | Loeb LLC* Herman L | | Oil & Gas Operator | Mar 2024 |
| 16817 | Loeb, Herman L, LLC | Lawrenceville, IL 62439 | Oil Operator | Dec 2017 |
| 16818 | Loewen E K | | Oil Operator | Mar 1986 |
| 16819 | Loewen Operator | | Oil & Gas Operator | Mar 1995 |
| 16820 | Loewen Operator, Inc. | Canton, KS 67428 | Oil & Gas Operator | Jan 2024 |
| 16821 | Loftis Bobby Lee Rev Trust | Holdenville, OK 74848-0617 | Oil & Gas Operator | Jun 2022 |
| 16822 | Lofton, W. A. | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 1998 |
| 16823 | Log Energy | MT Gilead, OH 43338 | Oil Operator | Dec 2023 |
| 16824 | Log Operating, LLC | Eagle Pass, TX 78853 | Oil & Gas Operator | May 2024 |
| 16825 | Logan Clay Prod Company | Logan, OH 43138 | Oil & Gas Operator | Dec 2005 |
| 16826 | Logan Oil, LLC | | Oil & Gas Operator | May 2010 |
| 16827 | Logan Productions LLC | | Oil Operator | Feb 2024 |
| 16828 | Logas Energy, LLC | Lafayette, LA 70508 | Oil & Gas Operator | May 2024 |
| 16829 | Logos Operating LLC | Farmington, NM 87401 | Oil & Gas Operator | Mar 2024 |
| 16830 | Logsdon Richard | | Oil Operator | Mar 1988 |
| 16831 | Logue And Patterson, Inc. | | Oil & Gas Operator | Dec 1991 |
| 16832 | Loil Oil LLC | Golden, CO 80402 | Oil & Gas Operator | Mar 2024 |
| 16833 | Loin Energy Corporation | La Grange, TX 78945 | Oil & Gas Operator | May 2024 |
| 16834 | Loki Oil LLC | | Oil & Gas Operator | Dec 2023 |
| 16835 | Lola Energy Petroco LLC | Canonsburg, PA 15317-0360 | Gas Operator | Mar 2024 |
| 16836 | Lolocav, LLC | Sonora, TX 76950 | Gas Operator | May 2024 |
| 16837 | Loma Enterprises Inc | Cortland, OH 44410 | Oil & Gas Operator | Dec 1998 |
| 16838 | Loma Oil Company | San Antonio, TX 78209 | Oil & Gas Operator | Apr 2014 |
| 16839 | Loma VIsta Farms | Floresville, TX 78114 | Oil & Gas Operator | Jun 2019 |
| 16840 | Lomak Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 1998 |
| 16841 | Loman Linda Gann | Norman, OK 73069-6548 | Oil Operator | Apr 2011 |
| 16842 | Lomax Exploration Company | Roosevelt, UT 84066 | Oil & Gas Operator | Jun 1995 |
| 16843 | Lomax Operating Company, Inc. | Abilene, TX 79602 | Oil & Gas Operator | Jun 2011 |
| 16844 | London Petroleum Corporation | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2024 |
| 16845 | London William W | Oklahoma City, OK 73116 | Oil & Gas Operator | Nov 2015 |
| 16846 | London William W Inc | Oklahoma City, OK 73116-5116 | Oil & Gas Operator | Apr 2016 |
| 16847 | Lone Eagle LLC | | Oil & Gas Operator | Dec 2003 |
| 16848 | Lone Jack Oil Co. | | Oil Operator | Dec 2023 |
| 16849 | Lone Mountain Prod | | Oil Operator | Dec 2018 |
| 16850 | Lone Mountain Production Company | | Oil & Gas Operator | Jan 2016 |
| 16851 | Lone MTN Production Co | Billings, MT 59108-0965 | Oil & Gas Operator | Jul 2019 |
| 16852 | Lone Oak Energy Inc | Kyle, TX 78640 | Oil & Gas Operator | May 2024 |
| 16853 | Lone Pine Operating Company, Inc. | Salem, WV 26426 | Oil & Gas Operator | Dec 2021 |
| 16854 | Lone Pine Production Assoc.,Inc. | Houston, TX 77056 | Oil & Gas Operator | Apr 1993 |
| 16855 | Lone Star Gas Co. | Dallas, TX 75201 | Oil & Gas Operator | Jul 1999 |
| 16856 | Lone Star Interests, Inc. | Chanute, KS 66720 | Oil Operator | Sep 2001 |
| 16857 | Lone Star Land And Energy II LLC | Dallas, TX 75214 | Oil & Gas Operator | Jan 2020 |
| 16858 | Lone Star Oil & Gas | Midland, TX 79702 | Oil & Gas Operator | May 2024 |
| 16859 | Lone Star Oil & Gas, Inc | Greenville, KY 42345 | Oil & Gas Operator | Dec 2022 |
| 16860 | Lone Star Oil Co. | Jacksboro, TX 76458 | Oil & Gas Operator | Jan 2024 |
| 16861 | Lone Star Operating Company | Pearsall, TX 78061 | Oil & Gas Operator | May 2024 |
| 16862 | Lone Star Pipeline Company | Dallas, TX 75201 | Oil & Gas Operator | Jul 1999 |
| 16863 | Lone Star Production | Lawn, TX 79530 | Oil & Gas Operator | May 2024 |
| 16864 | Lone Star Resources Company | Keyes, OK 73947 | Oil & Gas Operator | Mar 2015 |
| 16865 | Lone Star Services | Pecos, TX 79772 | Oil & Gas Operator | May 2024 |
| 16866 | Lone Tree Oil & Gas LLC | Greenwood VLG, CO 80111 | Oil & Gas Operator | May 2024 |
| 16867 | Lone Wolf Oil & Gas Co., LLC | Moline, KS 67353 | Oil & Gas Operator | Jan 2024 |
| 16868 | Lone Wolf Oil LLC | Wellsville, KS 66092 | Oil Operator | Dec 2009 |
| 16869 | Lone Wolf Operating Company | Denver, CO 80202 | Oil & Gas Operator | Nov 2005 |
| 16870 | Lone Wolf Operating Company, LP | Haxtun, CO 80731 | Oil & Gas Operator | Sep 2009 |
| 16871 | Lone Wolf Operating, LLC | Billings, MT 59108 | Oil & Gas Operator | Feb 2024 |
| 16872 | Lonesome B, LLC | Monahans, TX 79756 | Oil & Gas Operator | May 2024 |
| 16873 | Lonestar Foundation Inc. | | Oil Operator | Dec 2008 |
| 16874 | Lonestar Operating, LLC | Houston, TX 77084 | Oil & Gas Operator | Nov 2022 |
| 16875 | Lonestar Petroleum Services, LLC | Artesia, NM 88210 | Oil Operator | Mar 2024 |
| 16876 | Lonestar Production Services | Graham, TX 76450 | Oil Operator | May 2024 |
| 16877 | Long Acres Prod. Co., Inc. | | Oil & Gas Operator | Aug 1986 |
| 16878 | Long And Ware Oil, A General Partnership | Pawhuska, OK 74056 | Oil Operator | Jan 2021 |
| 16879 | Long Beach Oil Development Co | Glendale, CA 91203 | Oil & Gas Operator | Jun 2004 |
| 16880 | Long Bros. Oil Co. | | Oil Operator | Jul 2015 |
| 16881 | Long Drilling Company, LLC | Hamilton, KS 66853 | Oil Operator | Dec 2023 |
| 16882 | Long Engineering Company Inc | Oklahoma City, OK 73112-7769 | Oil Operator | Jun 2008 |
| 16883 | Long Jack Senior | | Oil Operator | Jan 2004 |
| 16884 | Long John P Jr | Pawhuska, OK 74056 | Oil & Gas Operator | Feb 2024 |
| 16885 | Long Oil & Natural Gas Corp. | | Oil & Gas Operator | Feb 1996 |
| 16886 | Long Oil And Gas Expl., LTD | | Oil & Gas Operator | Apr 1988 |
| 16887 | Long Operating, L.L.C. | Shreveport, LA 71166 | Oil & Gas Operator | Jun 2006 |
| 16888 | Long Petroleum, Inc. | Shreveport, LA 71166 | Oil & Gas Operator | Jun 2020 |
| 16889 | Long Production LLC | Claremore, OK 74017-2808 | Oil & Gas Operator | Oct 2019 |
| 16890 | Long Resources Inc | San Antonio, TX 78230-2890 | Oil & Gas Operator | Mar 2024 |
| 16891 | Long Shot Oil Co. | | Oil Operator | Aug 1997 |
| 16892 | Long SR John | Avant, OK 74001 | Oil Operator | Feb 2024 |
| 16893 | Long Trust The | Kilgore, TX 75663 | Oil & Gas Operator | Aug 2008 |
| 16894 | Long Trusts, The | Kilgore, TX 75663 | Oil & Gas Operator | May 2024 |
| 16895 | Long, Edwin A. And Glenda | Hamilton, KS 66853 | Oil Operator | Aug 2000 |
| 16896 | Long, James A | | Oil Operator | Aug 2000 |
| 16897 | Long, Lewis C., A General Partnership | Hamilton, KS 66853 | Oil Operator | Dec 2019 |
| 16898 | Long, Marshall | Chase, KS 67524 | Oil Operator | Mar 1986 |
| 16899 | Long-Tex Exploration, Inc. | Kilgore, TX 75662 | Oil & Gas Operator | May 2024 |
| 16900 | Longacre Oil & Gas | Enid, OK 73702 | Oil & Gas Operator | Mar 2013 |