| 2101 | FG III LLC | Colleyville, TX 76034-4963 | Oil & Gas Operator | Apr 2018 |
| 2102 | FGS Energy LLC | Duncan, OK 73533-1829 | Oil & Gas Operator | Nov 2025 |
| 2103 | Fha Investments LLC | Cushing, OK 74023 | Oil & Gas Operator | Oct 2025 |
| 2104 | Fha Operating LLC | Cushing, OK 74023-1030 | Oil & Gas Operator | Sep 2025 |
| 2105 | Fidgets Energy LLC | Checotah, OK 74426-5309 | Oil Operator | Oct 2024 |
| 2106 | Fieldstone Exploration Company | | Oil & Gas Operator | Jan 2007 |
| 2107 | Fine Jack | Pensacola, FL 32516 | Oil Operator | May 1995 |
| 2108 | Finlay Energy, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Jul 1999 |
| 2109 | Finley Resources Inc | Fort Worth, TX 76113 | Oil & Gas Operator | Dec 2025 |
| 2110 | Finney Drilling Company | Wann, OK 74083-2314 | Oil Operator | Jul 2018 |
| 2111 | Finney Kyler A Dba Finney Oil Co | Wann, OK 74083 | Oil Operator | Oct 2025 |
| 2112 | Finston Arthur | Tulsa, OK 74105-7183 | Oil & Gas Operator | Mar 2007 |
| 2113 | Firehouse Energy LLC | Morris, OK 74445 | Oil & Gas Operator | Mar 2024 |
| 2114 | Firey Oil Company | Sand Springs, OK 74063 | Oil & Gas Operator | Feb 2021 |
| 2115 | First Ascent Operating LLC | Addison, TX 75001 | Oil Operator | Oct 2025 |
| 2116 | First Liberty Energy Inc | Boca Raton, FL 33432-5942 | Oil & Gas Operator | Jul 2013 |
| 2117 | First National Oil Inc | Edmond, OK 73003 | Oil & Gas Operator | Oct 2025 |
| 2118 | First Natural Gas Inc | Checotah, OK 74426 | Oil & Gas Operator | Oct 2025 |
| 2119 | Fisher Ellis R | Bristow, OK 74010-8515 | Oil & Gas Operator | Dec 2015 |
| 2120 | Fisher Ernest B | Bristow, OK 74010 | Oil Operator | Jul 2024 |
| 2121 | Fitch Petroleum Company Inc | Adair, OK 74330 | Oil Operator | Aug 2025 |
| 2122 | Fitkin Petroleum Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Jan 1994 |
| 2123 | Fitzgerald Oil Company | Waurika, OK 73573 | Oil Operator | Oct 2025 |
| 2124 | Fitzsimmons Randall W & Deborah S | Bartelsville, OK 74006 | Oil & Gas Operator | Nov 2025 |
| 2125 | Five Star Energy, Inc. | Seguin, TX 78155 | Oil & Gas Operator | Nov 2025 |
| 2126 | Flag Transport Inc | Shattuck, OK 73858-0848 | Oil Operator | Dec 2014 |
| 2127 | Flag-Redfern Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Jul 2002 |
| 2128 | Flagin Operating LLC | Norman, OK 73072-2405 | Oil & Gas Operator | Oct 2025 |
| 2129 | Flanagan Energy Company LLC | Walters, OK 73572 | Oil Operator | Feb 2025 |
| 2130 | Flare Oil Inc | Rockport, TX 78382 | Oil & Gas Operator | Dec 2025 |
| 2131 | Flatlander Energy LLC | Blackwell, OK 74631 | Oil & Gas Operator | Nov 2025 |
| 2132 | Flatrock Energy Co | | Oil & Gas Operator | May 2017 |
| 2133 | Flatt Energy Inc | | Oil & Gas Operator | Sep 2019 |
| 2134 | Fleet Frank T | Ada, OK 74821-0729 | Oil & Gas Operator | Feb 2003 |
| 2135 | Fleetwood K Phil Oil Properties | Marlow, OK 73055 | Oil & Gas Operator | Oct 2025 |
| 2136 | Fletcher Oil LLC | Ratliff City, OK 73481 | Oil & Gas Operator | Nov 2025 |
| 2137 | Flicka Energy Inc | Crescent, OK 73028 | Oil & Gas Operator | Mar 2022 |
| 2138 | Flint Douglas J | Mounds, OK 74047-5415 | Oil & Gas Operator | Sep 2015 |
| 2139 | Flint Equipment LLC | Cushing, OK 74023 | Oil Operator | Oct 2025 |
| 2140 | Flint J A & Associates | Holdenville, OK 74848 | Oil & Gas Operator | Sep 2009 |
| 2141 | Flood Thirty Seven LLC | Dewey, OK 74029 | Oil Operator | Oct 2025 |
| 2142 | Flow Production Company | Midland, TX 79708 | Oil & Gas Operator | Mar 2005 |
| 2143 | Flowin Gold Inc | Sapulpa, OK 74066-9735 | Oil & Gas Operator | Apr 2020 |
| 2144 | Floyd Operating Company | Houston, TX 77002 | Oil & Gas Operator | Jul 2004 |
| 2145 | Flud Richard | Okmulgee, OK 74447 | Oil & Gas Operator | Mar 2015 |
| 2146 | Fluid Disposal Services LLC | Chickasha, OK 73018-9684 | Oil Operator | Aug 2015 |
| 2147 | Fluor Oil & Gas Corporation | Midland, TX 79701 | Oil & Gas Operator | Aug 2019 |
| 2148 | Flusche Herbert J | Wichita Falls, TX 76309 | Oil Operator | Jun 1997 |
| 2149 | Flux Energy LLC | Spring, TX 77379 | Oil & Gas Operator | Dec 2025 |
| 2150 | Flying M Petroleum LLC | Bristow, OK 74010 | Oil & Gas Operator | Oct 2025 |
| 2151 | Flynn Energy Corporation | Tulsa, OK 74137 | Oil & Gas Operator | Mar 1993 |
| 2152 | Focus Energy, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 2019 |
| 2153 | Follett Operating Co. | Darrouzett, TX 79024 | Oil & Gas Operator | Jun 2019 |
| 2154 | Foothills Energy LLC | Seabrook, TX 77586-3541 | Gas Operator | Feb 2013 |
| 2155 | Forcenergy Inc | Miami, FL 33129 | Oil & Gas Operator | Mar 2015 |
| 2156 | Ford Energy Corporation | Chickasha, OK 73018 | Oil & Gas Operator | Nov 2025 |
| 2157 | Ford Tank Truck Service | | Oil Operator | Jan 2022 |
| 2158 | Ford, R. J. Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Dec 2025 |
| 2159 | Foree Oil Company | Terrell, TX 75160 | Oil & Gas Operator | Dec 2025 |
| 2160 | Foreman Enterprises Inc | Edmond, OK 73003 | Oil & Gas Operator | Oct 2025 |
| 2161 | Foreman Joy | Guymon, OK 73942-3159 | Oil & Gas Operator | Jan 2003 |
| 2162 | Forest 1 Development Company | Denver, CO 80202-4966 | Oil & Gas Operator | Mar 2008 |
| 2163 | Forest Oil Permian Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 2164 | Forestar Oil & Gas LLC | Denver, CO 80202 | Oil & Gas Operator | Aug 2016 |
| 2165 | Formentera Operations LLC | Austin, TX 78701 | Oil & Gas Operator | Dec 2025 |
| 2166 | Formor Operating Inc | Tyler, TX 75701 | Oil & Gas Operator | May 2013 |
| 2167 | Forrest A Ward | Okmulgee, OK 74447-8891 | Oil & Gas Operator | Jul 2025 |
| 2168 | Forrest, Catherine M | | Oil & Gas Operator | Apr 2025 |
| 2169 | Forsythe Lawana | Wilson, OK 73463 | Oil Operator | Mar 2020 |
| 2170 | Forsythe Trucking Inc | Wilson, OK 73463 | Oil & Gas Operator | Oct 2025 |
| 2171 | Fort Exploration Company | FT Smith, AR 72901 | Gas Operator | May 2001 |
| 2172 | Fort Operating Company | Fort Smith, AR 72923 | Gas Operator | Nov 2018 |
| 2173 | Fortay Inc. | Sunray, TX 79086 | Oil & Gas Operator | Dec 2025 |
| 2174 | Forte Energy Corpration | Houston, TX 77024-1209 | Oil & Gas Operator | Jan 1995 |
| 2175 | Fortuna Energy Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | Feb 2014 |
| 2176 | Fossil Creek Energy Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 2025 |
| 2177 | Fossil Creek Resources LLC | Arlington, TX 76011-5597 | Oil & Gas Operator | Mar 2015 |
| 2178 | Fossil Fuels Inc. | Dallas, TX 75201 | Oil & Gas Operator | May 2000 |
| 2179 | Foster Oil & Gas | Bartlesville, OK 74005 | Oil & Gas Operator | Mar 2014 |
| 2180 | Foundation Energy Management, LLC | Addison, TX 75001 | Oil & Gas Operator | Dec 2025 |
| 2181 | Four A Oil Company Inc | Copan, OK 74022 | Oil Operator | Aug 2022 |
| 2182 | Four Brothers Inc | | Oil & Gas Operator | Jan 2020 |
| 2183 | Four North Inc | Atoka, OK 74525 | Oil Operator | Feb 2004 |
| 2184 | Four Seas Exploration LLC | Oklahoma City, OK 73101-1557 | Oil & Gas Operator | Dec 2019 |
| 2185 | Four Square Oil Company Inc | Kellyville, OK 74039 | Oil Operator | Mar 2011 |
| 2186 | Four Star Oil & Gas Company | Houston, TX 77252 | Oil & Gas Operator | Sep 2025 |
| 2187 | Four-O-One Corporation | Edmond, OK 73013-1977 | Oil & Gas Operator | Mar 2015 |
| 2188 | Fox Jr Jimmy D | Bartlesville, OK 74003 | Oil & Gas Operator | Nov 2005 |
| 2189 | Fox Northeastern Oil & Gas Corp | Bartlesville, OK 74003-2226 | Oil & Gas Operator | Nov 2025 |
| 2190 | Fox Production Co LLC | Ardmore, OK 73401-6305 | Oil & Gas Operator | Aug 2009 |
| 2191 | Foxborough Energy Company, LLC | Nichols Hill, OK 73116 | Oil & Gas Operator | Dec 2025 |
| 2192 | FP Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Dec 2008 |
| 2193 | FP Operations, LLC | Dallas, TX 75219 | Oil & Gas Operator | Oct 2025 |
| 2194 | Fpco Oil & Gas Co. | New Orleans, LA 70160 | Oil & Gas Operator | Sep 2025 |
| 2195 | Fractal Operating LLC | Ardmore, OK 73401-6515 | Gas Operator | Sep 2020 |
| 2196 | Frank T Fleet Inc | Ada, OK 74820 | Oil Operator | Oct 2025 |
| 2197 | Franklin Donna | Gotebo, OK 73041 | Oil & Gas Operator | Oct 2025 |
| 2198 | Franks Oil & Gas Inc | Cookson, OK 74427-0310 | Oil & Gas Operator | Oct 1998 |
| 2199 | Freddie McCord Dba Fred McCord | Comanche, OK 73529 | Oil & Gas Operator | Aug 2025 |
| 2200 | Freedom Operating Company LLC | Tulsa, OK 74136-6834 | Oil & Gas Operator | Nov 2025 |