| 10801 | Frisco Oil Corporation | Tyler, TX 75701 | Oil & Gas Operator | Mar 2000 |
| 10802 | Frisco Petroleum Management, LLC | Frisco, TX 75034 | Oil & Gas Operator | Sep 2021 |
| 10803 | Fritz & Digman Inc | | Oil Operator | Mar 2025 |
| 10804 | Fritz Operating Company | | Oil & Gas Operator | Jun 1990 |
| 10805 | Fritzler Resources Inc | Fort Morgan, CO 80701 | Oil & Gas Operator | Apr 2025 |
| 10806 | Fritzler Trucking, Inc. | Ness City, KS 67560 | Oil Operator | Sep 2007 |
| 10807 | Froelich Oil | | Oil Operator | Apr 2010 |
| 10808 | Frog Island, L.L.C. | | Oil Operator | Jan 2025 |
| 10809 | Fronczek, John & Diane | East Aurora, NY 14052 | Gas Operator | Dec 2023 |
| 10810 | Front Street Operating, LLC | Sourlake, TX 77659 | Oil & Gas Operator | May 2025 |
| 10811 | Frontier Central School District | Hamburg, NY 14075 | Gas Operator | Dec 2023 |
| 10812 | Frontier Exploration, Inc. | | Oil & Gas Operator | Aug 1984 |
| 10813 | Frontier Gas Operating Corp. | Houston, TX 77002 | Oil & Gas Operator | Jul 1998 |
| 10814 | Frontier Land Company, Inc. | Leawood, KS 66206 | Oil Operator | Sep 2008 |
| 10815 | Frontier Natural Resources | Bellefonte, PA 16823 | Gas Operator | Mar 2025 |
| 10816 | Frontier Oil Com | | Oil & Gas Operator | May 1995 |
| 10817 | Frontier Oil Company | | Oil Operator | Oct 1999 |
| 10818 | Frontier Operating Corporation | Albany, TX 76430 | Oil & Gas Operator | May 2025 |
| 10819 | Frontier Resources, Inc. | Dallas, TX 75214 | Oil & Gas Operator | May 2025 |
| 10820 | Frontier, Inc. | | Oil Operator | Oct 1998 |
| 10821 | Frost Black Creek Oil & Gas Production LLC | Frazeysburg, OH 43822 | Oil & Gas Operator | Dec 2024 |
| 10822 | Frost Brothers Resources, LLLP | Fort Worth, TX 76101 | Gas Operator | Nov 2024 |
| 10823 | Frost R Z & Assoc Inc | Chauncey, OH 45719-75-75 | Oil & Gas Operator | Dec 1988 |
| 10824 | Frost, C.M., P.M. & V.W. | Simonton, TX 77476 | Oil & Gas Operator | Feb 2000 |
| 10825 | Frost, Kenneth Oil & Gas Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 1995 |
| 10826 | Frost, William B. And Lucile C. | Sinclairville, NY 14782 | Gas Operator | Dec 2023 |
| 10827 | Frost,Cyrus B.,Jr.& Fleming, WM. | Eastland, TX 76448 | Oil & Gas Operator | May 2004 |
| 10828 | Frostman Oil Corp | Hope, NM 882501567 | Oil & Gas Operator | Mar 2008 |
| 10829 | Frostwood Energy, LLC | Houston, TX 77219 | Oil & Gas Operator | May 2025 |
| 10830 | Fruehauf Antrim LP | | Gas Operator | Jan 2005 |
| 10831 | Fruehauf H R Jr | | Gas Operator | Jan 2004 |
| 10832 | Fruehauf Janet A Dba Top O Michigan Resources | | Gas Operator | Jan 2004 |
| 10833 | Fruehauf LLC | Gaylord, MI 49735 | Oil Operator | Feb 2005 |
| 10834 | Fruitvale Properties | | Oil & Gas Operator | Dec 1990 |
| 10835 | FTC Consulting, LLC | Graham, TX 76450 | Oil & Gas Operator | May 2025 |
| 10836 | FTM Incorporated | Weatherford, TX 76086 | Gas Operator | May 2025 |
| 10837 | Fuchs Sam Trust | Taos, NM 87571-6201 | Oil Operator | Dec 2000 |
| 10838 | Fuego Energy, LLC | Fort Worth, TX 76136 | Oil Operator | May 2025 |
| 10839 | Fuel Explor Inc (Fuelex) | | Oil & Gas Operator | Sep 1998 |
| 10840 | Fuel Exploration Inc | Denver, CO 80295 | Oil & Gas Operator | Jan 1992 |
| 10841 | Fuel Gas Technology, Inc | Westfield, NY 14787 | Gas Operator | Dec 2023 |
| 10842 | Fuel Products, Inc. | Midland, TX 79702 | Oil Operator | Mar 2002 |
| 10843 | Fuel Resources Development Co | Denver, CO 80202 | Oil & Gas Operator | Feb 1994 |
| 10844 | Fueled Resources Inc | Boyd, TX 76023 | Oil & Gas Operator | May 2025 |
| 10845 | Fugazzi Daniel B | Enid, OK 73703 | Gas Operator | Feb 2025 |
| 10846 | Fugo Services Inc | McAlester, OK 74502-1429 | Oil & Gas Operator | Feb 1999 |
| 10847 | Fuji Resources Production Co,Inc | Houston, TX 77036 | Oil & Gas Operator | Feb 2000 |
| 10848 | Fuksa Investments Inc | Hennessey, OK 73742 | Oil & Gas Operator | Mar 2025 |
| 10849 | Ful-Hill Oil & Gas, Inc. | Marshall, TX 75670 | Oil & Gas Operator | Aug 2003 |
| 10850 | Ful-Hill Oil & Gas, L.L.P. | Overton, TX 75684 | Oil & Gas Operator | Jun 2016 |
| 10851 | Fulcrum Energy Operating, LLC | Denver, CO 80206 | Oil & Gas Operator | May 2025 |
| 10852 | Fulcrum Exploration, LLC. | Flower Mound, TX 75028 | Oil & Gas Operator | Feb 2025 |
| 10853 | Fulfer Oil & Cattle LLC | Jal, NM 88252 | Oil & Gas Operator | Mar 2025 |
| 10854 | Fulfer Oil And Cattle Co. | Jal, NM 88252 | Oil & Gas Operator | May 2025 |
| 10855 | Fulfer, O. L. Operating Co., Inc | Iowa Park, TX 76367 | Oil & Gas Operator | Nov 1999 |
| 10856 | Fuller Energy, Inc. | Midland, TX 79702 | Oil & Gas Operator | Dec 1995 |
| 10857 | Fuller Oil | Iola, KS 66749 | Oil Operator | Jun 2001 |
| 10858 | Fuller Operating Company | Lubbock, TX 79408 | Oil & Gas Operator | Mar 2008 |
| 10859 | Fuller Petroleum Inc | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 10860 | Fuller Production, Inc. | Midland, TX 79702 | Oil & Gas Operator | May 2025 |
| 10861 | Fullerton Energy Corporation | Dallas, TX 75230 | Oil & Gas Operator | Apr 2002 |
| 10862 | Fullerton, B. N. | San Angelo, TX 76904 | Oil & Gas Operator | Jul 1994 |
| 10863 | Fullspike Energy LLC | Boyd, TX 76023 | Oil & Gas Operator | May 2025 |
| 10864 | Fulmer Valley Resources, LTD. | Wellsville, NY 14895 | Oil & Gas Operator | Dec 2023 |
| 10865 | Fulshear Oil & Gas Partners LP | Houston, TX 77002 | Gas Operator | Apr 2018 |
| 10866 | Fulton Enterprises | Artesia, NM 88211 | Oil & Gas Operator | Mar 2025 |
| 10867 | Fulton Fuel Company | Shelby, MT 59474 | Oil & Gas Operator | Feb 2025 |
| 10868 | Fulton Producing Co. | Shelby, MT 59474-0603 | Oil & Gas Operator | Feb 2005 |
| 10869 | Fulton, William M. | Shelby, MT 59474 | Oil & Gas Operator | Feb 2005 |
| 10870 | Fultz Oil Company | Fort Worth, TX 76121 | Oil & Gas Operator | Dec 1995 |
| 10871 | Fun Investments, L.L.C. | | Oil & Gas Operator | Jan 2025 |
| 10872 | Fundare Resources Operating Company LLC | | Oil & Gas Operator | Mar 2025 |
| 10873 | Funk Oil & Operating, LLC | Russell, KS 67665 | Oil Operator | Jul 2024 |
| 10874 | Furie Operating Alaska, LLC | | Gas Operator | Apr 2025 |
| 10875 | Furie Operating, LLC | League City, TX 77573 | Oil & Gas Operator | Nov 2015 |
| 10876 | Furr, Roy Estate Of | Midland, TX 79702 | Oil & Gas Operator | Jun 2016 |
| 10877 | Furrh Inc. | | Oil Operator | Apr 1994 |
| 10878 | Furry Oil & Gas, Inc. | Bangs, TX 76823 | Oil & Gas Operator | May 2025 |
| 10879 | Furry Operating Account | Brownwood, TX 76804 | Oil & Gas Operator | Aug 2003 |
| 10880 | Furry Producing Company | Brownwood, TX 76801 | Oil & Gas Operator | May 2025 |
| 10881 | Furry, Myrl M. | Brownwood, TX 76801 | Oil & Gas Operator | Dec 2003 |
| 10882 | Further Developm | | Oil Operator | Apr 1986 |
| 10883 | Fuse Energy, LLC | Alvord, TX 76225 | Oil & Gas Operator | Jan 2019 |
| 10884 | Fusion XP, Inc. | Arlington, TX 76006 | Oil Operator | Apr 2014 |
| 10885 | Future Energy Corp | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1991 |
| 10886 | Future Energy Li | | Oil Operator | Nov 1991 |
| 10887 | Future Energy Partners | Bartlesville, OK 74005 | Oil & Gas Operator | Feb 2017 |
| 10888 | Future Oil & Gas, Inc. | | Oil & Gas Operator | Mar 2010 |
| 10889 | Future Petroleum Company LLC | Houston, TX 77027 | Oil & Gas Operator | Jun 2013 |
| 10890 | Future Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Sep 1999 |
| 10891 | Future Production Inc | Canton, OH 44708 | Oil & Gas Operator | Dec 2023 |
| 10892 | FWB Petroleum, Inc. | Euless, TX 76040 | Oil & Gas Operator | Dec 2000 |
| 10893 | FWF Exploration Inc | | Oil Operator | Oct 1994 |
| 10894 | FX Drilling Company, Inc. | Cut Bank, MT 59427 | Oil & Gas Operator | Mar 2025 |
| 10895 | FX Energy Operating, LLC | Canadian, TX 79014 | Oil & Gas Operator | May 2025 |
| 10896 | Fyler Oil, LLC | McPherson, KS 67460 | Oil Operator | Jan 2025 |
| 10897 | Fyler, M. A. | Rangley, CO 81648 | Oil Operator | Mar 1988 |
| 10898 | G & C Energy Co. | Midland, TX 79702 | Oil & Gas Operator | May 2025 |
| 10899 | G & C Oil | | Oil Operator | Jan 2025 |
| 10900 | G & C Petroleum Inc | Yale, OK 74085-2502 | Oil & Gas Operator | Mar 2025 |