| 701 | Foxfire Expl. | | Oil Operator | Jun 1997 |
| 702 | Foxfire Explorat | | Oil Operator | Dec 1986 |
| 703 | Foxfire Productions, Inc. | Corsicana, TX 75110 | Oil Operator | Jul 2014 |
| 704 | FP Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Dec 2008 |
| 705 | FP Operations, LLC | Dallas, TX 75219 | Oil & Gas Operator | Apr 2026 |
| 706 | Fpco Oil & Gas Co. | New Orleans, LA 70160 | Oil & Gas Operator | Mar 2026 |
| 707 | Fraco Services, Inc. | Burkburnett, TX 76354 | Oil Operator | Jul 2026 |
| 708 | Fractal Operating LLC | Ardmore, OK 73401-6515 | Gas Operator | Sep 2020 |
| 709 | Fram Operating LLC | | Oil & Gas Operator | Dec 2018 |
| 710 | Fran Oil, Inc. | | Oil & Gas Operator | Dec 2024 |
| 711 | Frances Oil Co. | Corsicana, TX 75110 | Oil & Gas Operator | Jul 2026 |
| 712 | Francis Oil & Gas LLC | | Oil & Gas Operator | Jan 2011 |
| 713 | Francis Well Service, Inc. | Sandyville, WV 25275 | Oil & Gas Operator | Dec 2021 |
| 714 | Francis, Joseph | | Oil Operator | Dec 1982 |
| 715 | Francis-Guido Oil Expl. Inc. | | Oil Operator | Feb 1986 |
| 716 | Francis-Guido Operating Co Inc | | Oil & Gas Operator | Dec 1987 |
| 717 | Francisco Creek Operating, Inc. | Castroville, TX 78009 | Oil Operator | Jul 2026 |
| 718 | Frank B McGrath | | Gas Operator | Nov 2011 |
| 719 | Frank B. Aumiller | | Oil Operator | Jun 1991 |
| 720 | Frank Brendel Oil & Gas LLC | Canal Fulton, OH 44614-5817 | Oil & Gas Operator | Dec 2025 |
| 721 | Frank C. VInson | | Oil & Gas Operator | May 1995 |
| 722 | Frank H. Stephan Oil Group | | Oil Operator | Dec 2015 |
| 723 | Frank Hale | | Oil & Gas Operator | Jan 2025 |
| 724 | Frank J. Hall | | Oil & Gas Operator | Oct 1979 |
| 725 | Frank L Washabaugh Oil Producers | Imperial, PA 15126-1050 | Oil & Gas Operator | Dec 2010 |
| 726 | Frank Louis L | Kingsville, TX 78364 | Oil & Gas Operator | Aug 2003 |
| 727 | Frank S. Moore | | Oil Operator | Feb 1990 |
| 728 | Frank Spooner | | Oil & Gas Operator | Mar 1984 |
| 729 | Frank T Fleet Inc | Ada, OK 74820 | Oil Operator | Apr 2026 |
| 730 | Frank, Erwin | Bowling Green, KY 42101 | Oil Operator | Dec 2020 |
| 731 | Franklin Calvin | | Oil Operator | Aug 1995 |
| 732 | Franklin Donna | Gotebo, OK 73041 | Oil & Gas Operator | May 2026 |
| 733 | Franklin Gas & Oil Co LLC | Wooster, OH 44691 | Oil & Gas Operator | Dec 2025 |
| 734 | Franklin Oil Company | | Oil & Gas Operator | Dec 2005 |
| 735 | Franklin Properties LLC | | Oil & Gas Operator | Aug 1998 |
| 736 | Franklin, J.W. Oil Operator | | Oil & Gas Operator | Nov 2001 |
| 737 | Franklin, Jack | Arlington, TX 76013 | Oil & Gas Operator | Nov 2007 |
| 738 | Frankrich Operating Company | | Gas Operator | May 2007 |
| 739 | Franks & Bass Et Al | | Oil & Gas Operator | Sep 1989 |
| 740 | Franks & Broyles Et Al | | Oil & Gas Operator | Sep 1989 |
| 741 | Franks & Duggan | | Oil & Gas Operator | Nov 1987 |
| 742 | Franks & Flynn Energy | | Oil & Gas Operator | Jun 1987 |
| 743 | Franks & McRae | | Oil & Gas Operator | Sep 1989 |
| 744 | Franks & Petrofunds Inc. Etal | | Oil & Gas Operator | Jun 1986 |
| 745 | Franks & Petrofunds, Inc. | | Oil & Gas Operator | Sep 1989 |
| 746 | Franks - Arkla | | Oil & Gas Operator | Jun 1985 |
| 747 | Franks - Duggan Et Al | | Oil & Gas Operator | Aug 1989 |
| 748 | Franks Oil & Gas Inc | Cookson, OK 74427-0310 | Oil & Gas Operator | Oct 1998 |
| 749 | Franks Operating Company, L.L.C. | | Oil & Gas Operator | Dec 2024 |
| 750 | Franks Petroleum Inc. | | Oil & Gas Operator | Nov 1994 |
| 751 | Franks Petroleum, Inc. Et Al | | Oil & Gas Operator | Oct 1989 |
| 752 | Franks,Petrofunds & Flynn Etal | | Oil & Gas Operator | Nov 1984 |
| 753 | Franks-Petrofund-Placid-Swepco | | Oil & Gas Operator | Aug 1989 |
| 754 | Franks-Petrofunds & Vermilion | | Oil & Gas Operator | Aug 1989 |
| 755 | Frantz Enterprises LTD. | Tiffin, OH 44883 | Oil & Gas Operator | Dec 2025 |
| 756 | Frantz Resource Management, LLC | Hartley, TX 79044 | Oil Operator | Jul 2026 |
| 757 | Franwin Oil And Gas Co. | | Gas Operator | Dec 1979 |
| 758 | Fratelli Exploration, L.P. | Bedford, TX 76095 | Oil Operator | Jul 2026 |
| 759 | Frazee Paul O | Walhonding, OH 43843 | Oil & Gas Operator | Dec 1994 |
| 760 | Frazier Exploration Partners,LLC | Houston, TX 77057 | Oil & Gas Operator | Jul 2026 |
| 761 | Frazier Oil LLC | Salyersville, KY 41465 | Oil Operator | Dec 2020 |
| 762 | Frazier Resources Company | Houston, TX 77057 | Gas Operator | May 2004 |
| 763 | Frazier Temple Oil Co. | | Oil & Gas Operator | Dec 1996 |
| 764 | Frazier, VIolet H. | Abilene, TX 79604 | Oil & Gas Operator | Apr 2014 |
| 765 | Fre-Lyn, Inc. | | Oil Operator | Feb 1985 |
| 766 | Fred Cagle | | Oil Operator | Dec 2025 |
| 767 | Fred E. Simmons, Jr. | | Oil & Gas Operator | Nov 1981 |
| 768 | Fred F Pool, III | Roswell, NM 88202 | Oil & Gas Operator | Mar 2007 |
| 769 | Fred McCord Dba Fred Oil Company | Comanche, OK 73529 | Oil & Gas Operator | Mar 2026 |
| 770 | Fred Olsen,Inc. | | Oil & Gas Operator | Jan 1981 |
| 771 | Fred Pool DRLG Inc | Roswell, NM 88202 | Oil & Gas Operator | Dec 1999 |
| 772 | Fred Underwood, LLC | Dallas, TX 75230 | Oil & Gas Operator | Jul 2026 |
| 773 | Fred Whitaker | | Oil Operator | Feb 1985 |
| 774 | Fredco | Louise, TX 77455 | Oil & Gas Operator | Jul 2026 |
| 775 | Freddy'S Well Service, Inc. | Victoria, TX 77902 | Oil & Gas Operator | May 2025 |
| 776 | Fredebaugh Well DRLG Co | Grand River, OH 44045 | Oil & Gas Operator | Dec 1991 |
| 777 | Frederick Drilling Co & Sons Inc | | Oil & Gas Operator | Dec 2025 |
| 778 | Frederick Petroleum Corp | Lowell, OH 45744 | Oil & Gas Operator | Dec 1990 |
| 779 | Fredna Oil Co. | Aledo, TX 76008 | Oil & Gas Operator | Sep 2020 |
| 780 | Fredonia Resources Inc. | Longview, TX 75606 | Oil & Gas Operator | Aug 2003 |
| 781 | Fredria Bertrand, SR. | | Oil Operator | May 2021 |
| 782 | Free Rein Operating LLC | Brenham, TX 77834 | Oil & Gas Operator | Jul 2026 |
| 783 | Free State Petroleum | Hays, KS 67601 | Oil Operator | Jul 2021 |
| 784 | Freebird Gas Storage, LLC | Houston, TX 77042 | Gas Operator | May 2000 |
| 785 | Freedom Energy Inc | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Jul 2026 |
| 786 | Freedom Energy LLC | Lake Arthur, NM 88253 | Oil & Gas Operator | Jun 2024 |
| 787 | Freedom Energy, Inc. (I) | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Jun 2003 |
| 788 | Freedom Energy, LTD. | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Jun 2011 |
| 789 | Freedom Oil & Gas, Inc. | Branchland, WV 25506 | Gas Operator | Dec 2021 |
| 790 | Freedom Oil Company LLC | | Oil Operator | Dec 2025 |
| 791 | Freedom Operating Company LLC | Tulsa, OK 74136-6834 | Oil & Gas Operator | May 2026 |
| 792 | Freeman Energy Inc. (I) | Fredericksbrg, TX 78624 | Oil & Gas Operator | Aug 1996 |
| 793 | Freeman Expl. & Prod. Co., Inc. | Houston, TX 77279 | Oil & Gas Operator | Aug 2020 |
| 794 | Freeman Oil | | Oil & Gas Operator | Jun 1995 |
| 795 | Freeman Oil Co | Midland, TX 79701 | Oil & Gas Operator | Sep 2014 |
| 796 | Freeman, James C. | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Sep 2000 |
| 797 | Freeman, Kathleen Inc. | Midland, TX 79705 | Oil & Gas Operator | Mar 1996 |
| 798 | Freeman, Michael | Abilene, TX 79601 | Oil & Gas Operator | Jul 2026 |
| 799 | Freeport Oil Company | New Orleans, LA 70112 | Oil & Gas Operator | Oct 1979 |
| 800 | Freeport-McMoran Inc | New Orleans, LA 70160 | Oil & Gas Operator | Apr 1997 |