| 9901 | Falese Oil Co Inc | Mattoon, IL 61938-4122-4122 | Oil & Gas Operator | Dec 1997 |
| 9902 | Falkin, Richard T. | Hepler, KS 66746 | Oil Operator | Nov 2019 |
| 9903 | Falkner, Donald E. | Cassadaga, NY 14718 | Gas Operator | Dec 2023 |
| 9904 | Fallen Timbers Energy LLC | Tulsa, OK 74105-8713 | Oil Operator | Feb 2021 |
| 9905 | Falls Operating Company | Wichita Falls, TX 76301 | Oil & Gas Operator | Nov 2024 |
| 9906 | Falls Production Company | Wichita Falls, TX 76308 | Oil & Gas Operator | Nov 2024 |
| 9907 | Fambrough, Tim D. | San Angelo, TX 76905 | Oil & Gas Operator | Nov 2016 |
| 9908 | Famcor Oil, Inc. | Scottsdale, AZ 85260 | Oil & Gas Operator | Sep 2020 |
| 9909 | Family Oil Company | | Oil Operator | Jul 2024 |
| 9910 | Family Tree Corporation | Lakewood, CO 80228 | Oil & Gas Operator | Feb 2013 |
| 9911 | Family Trust B, The | San Angelo, TX 76904 | Oil & Gas Operator | May 2019 |
| 9912 | Fancher Oil Co. | | Oil & Gas Operator | Sep 1995 |
| 9913 | Fancher Oil Comp | | Oil & Gas Operator | Aug 1995 |
| 9914 | Fancher Oil LLC | Greenwood, CO 80111 | Oil & Gas Operator | Nov 2006 |
| 9915 | Fancher, Geo. H, Jr. | Denver, CO 80202 | Gas Operator | Mar 1996 |
| 9916 | Fanion Production Co. | San Antonio, TX 78212 | Oil & Gas Operator | Oct 1997 |
| 9917 | Fanshier, Roger | Seward, KS 67576 | Oil Operator | Oct 2008 |
| 9918 | Fantasy Oil & Gas Ventures, L.L.C. | | Oil Operator | Jun 2024 |
| 9919 | Fantome, LLC | | Oil Operator | Jan 2007 |
| 9920 | Faoc Operating LLC | Houston, TX 77057 | Oil Operator | Jun 2018 |
| 9921 | Far West Development, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Nov 2024 |
| 9922 | Farabaugh Arthur R & John A | Loretto, PA 15940-8001 | Gas Operator | Dec 2015 |
| 9923 | Fargo Exploration Co. | Abilene, TX 79601 | Oil & Gas Operator | Dec 1995 |
| 9924 | Fargo Oil & Gas, LLC | Corpus Chrsti, TX 78415 | Oil & Gas Operator | Nov 2024 |
| 9925 | Farley Christopher D | Kellyville, OK 74039 | Oil & Gas Operator | Jul 2019 |
| 9926 | Farley, Thomas | Perry, NY 14530 | Gas Operator | Dec 2023 |
| 9927 | Farmer Dog Oil Co., A General Partnership | Humboldt, KS 66748 | Oil Operator | Jun 2024 |
| 9928 | Farmer Inc | | Oil Operator | Dec 2023 |
| 9929 | Farmer Operating, LLC | Olney, TX 76374 | Oil & Gas Operator | Dec 2019 |
| 9930 | Farmer, Hayden | Olney, TX 76374 | Oil & Gas Operator | Feb 1997 |
| 9931 | Farmer, John O., Inc. | Russell, KS 67665 | Oil & Gas Operator | Jul 2024 |
| 9932 | Farmer, Lewis & Hayden | Olney, TX 76374 | Oil & Gas Operator | Oct 2008 |
| 9933 | Farmers Energy Corporation | Tulsa, OK 74103-3525 | Oil & Gas Operator | Nov 2021 |
| 9934 | Farmers Of Tulsa Energy Corp. | Tulsa, OK 74103 | Oil & Gas Operator | Sep 1997 |
| 9935 | Farmers Union Central Exchange, Inc. | | Oil & Gas Operator | May 1983 |
| 9936 | Farmland Industries Inc | Kansas City, MO 64195-0111 | Oil & Gas Operator | Nov 1995 |
| 9937 | Farnsworth & Kaiser Oil Company | Newcastle, WY 82701 | Oil & Gas Operator | Sep 2012 |
| 9938 | Farr Enterprises Inc | West Union, WV 24656 | Oil & Gas Operator | Dec 2021 |
| 9939 | Farrar Carolyn Dba C J Investments | Kingfisher, OK 73750 | Oil & Gas Operator | Aug 2024 |
| 9940 | Farrar Oil Co | MT Vernon, IL 62864 | Oil & Gas Operator | Dec 2000 |
| 9941 | Farrar Oilwell S | | Oil & Gas Operator | Jul 1986 |
| 9942 | Farrar Pump & Su | | Oil & Gas Operator | Dec 1996 |
| 9943 | Farrar Pump & Supply Co., Inc. | Medicine Lodge, KS 67104 | Oil & Gas Operator | Jun 2009 |
| 9944 | Farrell Oil Company | Lubbock, TX 79424 | Oil & Gas Operator | Nov 2024 |
| 9945 | Farrex, Inc. | Vernon, TX 76384 | Oil & Gas Operator | Oct 2008 |
| 9946 | Farrington & Hepler Gas & Oil Inc | Seneca, PA 16346-0546 | Oil & Gas Operator | Dec 2023 |
| 9947 | Farrington, Walter L., Jr. | Tyler, TX 75701 | Oil & Gas Operator | Feb 2002 |
| 9948 | Farris Oil, Inc. | Sedan, KS 67361 | Oil Operator | Jun 2024 |
| 9949 | Farris Well Service | | Oil & Gas Operator | Dec 2021 |
| 9950 | Farthing Don Oil | | Oil & Gas Operator | Jun 1994 |
| 9951 | Fas Services, Inc. | | Oil Operator | Apr 2005 |
| 9952 | Faseler, Herb | Hondo, TX 78861 | Oil Operator | Nov 2024 |
| 9953 | Fasken Oil And Ranch, LTD. | Midland, TX 79707 | Oil & Gas Operator | Nov 2024 |
| 9954 | Fasken, Barbara | Midland, TX 79701 | Oil & Gas Operator | Dec 1995 |
| 9955 | Fastrak Energy, LLC | Cherryvale, KS 67335 | Oil & Gas Operator | Jul 2024 |
| 9956 | Faul Energy, Inc. | | Oil & Gas Operator | Oct 1988 |
| 9957 | Faulconer Energy, LLC | Tyler, TX 75711 | Oil & Gas Operator | Nov 2024 |
| 9958 | Faulconer Inc* Vernon E | | Gas Operator | Dec 2018 |
| 9959 | Faulconer Vernon E Inc | Tyler, TX 75711 | Oil & Gas Operator | Sep 2024 |
| 9960 | Faulkner Corporation | Oklahoma City, OK 73154-9704 | Oil & Gas Operator | Jan 2017 |
| 9961 | Faust H Floyd | Cardington, OH 43315 | Oil Operator | Dec 1998 |
| 9962 | Fawnwood Energy Inc | Bruin, PA 16022-0157 | Oil & Gas Operator | Dec 2019 |
| 9963 | Fay A. Williams | | Oil & Gas Operator | May 2024 |
| 9964 | FBF Energy LLC | Tulsa, OK 74120 | Oil & Gas Operator | Sep 2024 |
| 9965 | FBN Operating Co | | Oil Operator | Nov 1986 |
| 9966 | FDF Resources | Newcastle, WY 82701 | Oil & Gas Operator | Sep 2024 |
| 9967 | FDL Operating, LLC | Judson, TX 75660 | Oil & Gas Operator | Nov 2024 |
| 9968 | Fe Co. | Derby, KS 67037 | Oil & Gas Operator | Dec 2009 |
| 9969 | Fe-NM, LLC | Tyler, TX 75711 | Oil & Gas Operator | Sep 2024 |
| 9970 | Feagan Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Nov 2024 |
| 9971 | Fear & Duncan | | Oil Operator | Jul 1979 |
| 9972 | Fears George E | | Oil & Gas Operator | Mar 2019 |
| 9973 | Feazel Operating Company, Inc. | | Oil & Gas Operator | Feb 1979 |
| 9974 | Fed Operating LLC | Midland, TX 79701 | Oil & Gas Operator | Nov 2024 |
| 9975 | Federal Energy Development Co. | Dallas, TX 75205 | Oil & Gas Operator | Mar 2011 |
| 9976 | Federal Hill Land Co., Inc. | | Gas Operator | Apr 1991 |
| 9977 | Federal Oil & Gas - Rood L L C | | Oil & Gas Operator | Jun 2024 |
| 9978 | Federal Oil, Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Nov 2024 |
| 9979 | Federated Natural Resources Corp | | Oil & Gas Operator | Oct 1989 |
| 9980 | Federated Natural Resources Corp And Fede | | Oil & Gas Operator | Feb 1989 |
| 9981 | Federated Oil & Gas Properties | Traverse City, MI 49685 | Gas Operator | Mar 2014 |
| 9982 | Federated Oil And Gas Properties Inc | | Oil & Gas Operator | Jul 2024 |
| 9983 | Federer, H. C. | Amarillo, TX 79101 | Oil & Gas Operator | Dec 1993 |
| 9984 | Fee Energy Corporation | | Oil & Gas Operator | Jul 1978 |
| 9985 | Fees Jr And Son Oil & Gas* Walter S | | Oil & Gas Operator | Aug 2024 |
| 9986 | Feezel A L LLC | Ada, OK 74821-1371 | Oil & Gas Operator | Mar 2015 |
| 9987 | Feikls Oil & Gas Inc | Eagle, ID 83616-7713 | Oil & Gas Operator | Dec 2023 |
| 9988 | Feinen, Richard C. | Forestville, NY 14062 | Gas Operator | Dec 2023 |
| 9989 | Feldco, Inc. | | Oil & Gas Operator | Apr 2007 |
| 9990 | Felderhoff Production Company | Muenster, TX 76252 | Oil & Gas Operator | Nov 2024 |
| 9991 | Felix Energy Holdings II, LLC | Tulsa, OK 74172 | Oil & Gas Operator | Apr 2020 |
| 9992 | Felix Energy LLC | Denver, CO 80202-1467 | Oil & Gas Operator | Jul 2024 |
| 9993 | Fell Oil & Gas C | | Oil Operator | Oct 1991 |
| 9994 | Fell Oil And Gas Inc | Tulsa, OK 74157-9487 | Oil & Gas Operator | Aug 2016 |
| 9995 | Fell, Clarence | | Gas Operator | Dec 1972 |
| 9996 | Fell-Brecklein-Town Oil Co. | | Oil Operator | Dec 1975 |
| 9997 | Fellows Energy LTD | Price, UT 84501-2016 | Gas Operator | Sep 2007 |
| 9998 | Felmont Oil Corporation | Walnut Creek, CA 94596-3568 | Oil & Gas Operator | Feb 1990 |
| 9999 | Felty Drilling Co. Inc | Burkburnett, TX 76354 | Oil & Gas Operator | Nov 2024 |
| 10000 | Felty Production, Inc. | Burkburnett, TX 76354 | Oil Operator | Nov 2024 |