| 2101 | Flux Energy LLC | Spring, TX 77379 | Oil & Gas Operator | Jul 2025 |
| 2102 | Flying M Petroleum LLC | Bristow, OK 74010 | Oil & Gas Operator | May 2025 |
| 2103 | Flynn Energy Corporation | Tulsa, OK 74137 | Oil & Gas Operator | Mar 1993 |
| 2104 | Focus Energy, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 2019 |
| 2105 | Follett Operating Co. | Darrouzett, TX 79024 | Oil & Gas Operator | Jun 2019 |
| 2106 | Foothills Energy LLC | Seabrook, TX 77586-3541 | Gas Operator | Feb 2013 |
| 2107 | Forcenergy Inc | Miami, FL 33129 | Oil & Gas Operator | Mar 2015 |
| 2108 | Ford Energy Corporation | Chickasha, OK 73018 | Oil & Gas Operator | Apr 2025 |
| 2109 | Ford Tank Truck Service | | Oil Operator | Jan 2022 |
| 2110 | Ford, R. J. Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Jul 2025 |
| 2111 | Foree Oil Company | Terrell, TX 75160 | Oil & Gas Operator | Jul 2025 |
| 2112 | Foreman Enterprises, Inc. | Edmond, OK 73003 | Oil & Gas Operator | May 2025 |
| 2113 | Foreman Joy | Guymon, OK 73942-3159 | Oil & Gas Operator | Jan 2003 |
| 2114 | Forest 1 Development Company | Denver, CO 80202-4966 | Oil & Gas Operator | Mar 2008 |
| 2115 | Forest Oil Permian Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 2116 | Forestar Oil & Gas LLC | Denver, CO 80202 | Oil & Gas Operator | Aug 2016 |
| 2117 | Formentera Operations LLC | Austin, TX 78701 | Oil & Gas Operator | Jul 2025 |
| 2118 | Formor Operating Inc | Tyler, TX 75701 | Oil & Gas Operator | May 2013 |
| 2119 | Forrest A Ward | Okmulgee, OK 74447-8891 | Oil & Gas Operator | Dec 2024 |
| 2120 | Forrest, Catherine M | | Oil & Gas Operator | Apr 2025 |
| 2121 | Forsythe Lawana | Wilson, OK 73463 | Oil Operator | Mar 2020 |
| 2122 | Forsythe Trucking Inc | Wilson, OK 73463 | Oil & Gas Operator | Mar 2025 |
| 2123 | Fort Exploration Company | FT Smith, AR 72901 | Gas Operator | May 2001 |
| 2124 | Fort Operating Company | Fort Smith, AR 72923 | Gas Operator | Nov 2018 |
| 2125 | Fortay Inc. | Sunray, TX 79086 | Oil & Gas Operator | Jul 2025 |
| 2126 | Forte Energy Corpration | Houston, TX 77024-1209 | Oil & Gas Operator | Jan 1995 |
| 2127 | Fortuna Energy Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | Feb 2014 |
| 2128 | Fossil Creek Energy Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Jul 2025 |
| 2129 | Fossil Creek Resources LLC | Arlington, TX 76011-5597 | Oil & Gas Operator | Mar 2015 |
| 2130 | Fossil Fuels Inc. | Dallas, TX 75201 | Oil & Gas Operator | May 2000 |
| 2131 | Foster Oil & Gas | Bartlesville, OK 74005 | Oil & Gas Operator | Mar 2014 |
| 2132 | Foundation Energy Management, LLC | Addison, TX 75001 | Oil & Gas Operator | Jul 2025 |
| 2133 | Four A Oil Company Inc | Copan, OK 74022 | Oil Operator | Aug 2022 |
| 2134 | Four Brothers Inc | | Oil & Gas Operator | Jan 2020 |
| 2135 | Four North Inc | Atoka, OK 74525 | Oil Operator | Feb 2004 |
| 2136 | Four Seas Exploration LLC | Oklahoma City, OK 73101-1557 | Oil & Gas Operator | Dec 2019 |
| 2137 | Four Square Oil Company Inc | Kellyville, OK 74039 | Oil Operator | Mar 2011 |
| 2138 | Four Star Oil & Gas Company | Houston, TX 77252 | Oil & Gas Operator | Mar 2025 |
| 2139 | Four-O-One Corporation | Edmond, OK 73013-1977 | Oil & Gas Operator | Mar 2015 |
| 2140 | Fox Jr Jimmy D | Bartlesville, OK 74003 | Oil & Gas Operator | Nov 2005 |
| 2141 | Fox Northeastern Oil & Gas Corp | Bartlesville, OK 74003-2226 | Oil & Gas Operator | May 2025 |
| 2142 | Fox Production Co LLC | Ardmore, OK 73401-6305 | Oil & Gas Operator | Aug 2009 |
| 2143 | Foxborough Energy Company, LLC | Nichols Hill, OK 73116 | Oil & Gas Operator | Jul 2025 |
| 2144 | FP Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Dec 2008 |
| 2145 | FP Operations, LLC | Dallas, TX 75219 | Oil & Gas Operator | Apr 2025 |
| 2146 | Fpco Oil & Gas Co. | New Orleans, LA 70160 | Oil & Gas Operator | Mar 2025 |
| 2147 | Fractal Operating LLC | Ardmore, OK 73401-6515 | Gas Operator | Sep 2020 |
| 2148 | Frank T Fleet Inc | Ada, OK 74820 | Oil Operator | Apr 2025 |
| 2149 | Franklin Donna | Gotebo, OK 73041 | Oil & Gas Operator | Apr 2025 |
| 2150 | Franks Oil & Gas Inc | Cookson, OK 74427-0310 | Oil & Gas Operator | Oct 1998 |
| 2151 | Fred Oil Company | Comanche, OK 73529 | Oil & Gas Operator | Jun 2024 |
| 2152 | Freedom Operating Company LLC | Tulsa, OK 74136-6834 | Oil & Gas Operator | May 2025 |
| 2153 | Freeman Oil Co | Midland, TX 79701 | Oil & Gas Operator | Sep 2014 |
| 2154 | Freeport-McMoran Inc | New Orleans, LA 70160 | Oil & Gas Operator | Apr 1997 |
| 2155 | Freestone Resources, Inc | Dallas, TX 75201 | Oil & Gas Operator | Jul 2025 |
| 2156 | Fremen Walter E | Okmulgee, OK 74447 | Oil & Gas Operator | Apr 2025 |
| 2157 | Fremont Energy Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 2004 |
| 2158 | Fremont Exploration, Inc. | Oklahoma City, OK 73156 | Oil & Gas Operator | Nov 2014 |
| 2159 | French & Walker Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 1993 |
| 2160 | French Jr L R | Midland, TX 79702 | Oil & Gas Operator | Apr 2025 |
| 2161 | French Oil Inc | Lawton, OK 73501-9454 | Oil & Gas Operator | May 2025 |
| 2162 | French R B Exploration Co | Wichita Falls, TX 76308 | Oil Operator | Dec 1991 |
| 2163 | Friedel Petroleum Corp Inc | Edmond, OK 73012-3495 | Gas Operator | Apr 2025 |
| 2164 | Frierson & Kirchner | | Oil & Gas Operator | Mar 2007 |
| 2165 | Frisco Energy, L.L.C. | Tulsa, OK 74105 | Oil & Gas Operator | May 2025 |
| 2166 | Frontier Operating Corporation | Albany, TX 76430 | Oil & Gas Operator | Jul 2025 |
| 2167 | Fuchs Sam Trust | Taos, NM 87571-6201 | Oil Operator | Dec 2000 |
| 2168 | Fuel Exploration Inc | Denver, CO 80295 | Oil & Gas Operator | Jan 1992 |
| 2169 | Fugazzi Daniel B | Enid, OK 73703 | Gas Operator | Apr 2025 |
| 2170 | Fugo Services Inc | McAlester, OK 74502-1429 | Oil & Gas Operator | Feb 1999 |
| 2171 | Fuksa Investments Inc | Hennessey, OK 73742 | Oil & Gas Operator | May 2025 |
| 2172 | Fulcrum Exploration, LLC. | Flower Mound, TX 75028 | Oil & Gas Operator | May 2025 |
| 2173 | Fuller Petroleum Inc | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 2174 | Fuller Production, Inc. | Midland, TX 79702 | Oil & Gas Operator | Jul 2025 |
| 2175 | Fullspike Energy LLC | Boyd, TX 76023 | Oil & Gas Operator | Jul 2025 |
| 2176 | Future Energy Partners | Bartlesville, OK 74005 | Oil & Gas Operator | Feb 2017 |
| 2177 | FWB Petroleum Inc | Euless, TX 76040 | Oil & Gas Operator | Dec 2000 |
| 2178 | FX Energy Operating, LLC | Canadian, TX 79014 | Oil & Gas Operator | Jul 2025 |
| 2179 | G & C Petroleum Inc | Yale, OK 74085-2502 | Oil & Gas Operator | May 2025 |
| 2180 | G & D Oil | Walters, OK 73572-3870 | Oil Operator | Nov 2014 |
| 2181 | G & G Resources Company | Broken Arrow, OK 74013 | Oil & Gas Operator | May 2013 |
| 2182 | G & G Saltwater Disposal Systems Inc | Perry, OK 73077-0854 | Oil Operator | Mar 2005 |
| 2183 | G & G Services | Okmulgee, OK 74447 | Oil & Gas Operator | Feb 1993 |
| 2184 | G & N Oil & Gas LLC | Asher, OK 74826 | Oil & Gas Operator | Mar 2025 |
| 2185 | G & R Oil Co. | St. John, KS 67576 | Oil Operator | Aug 2008 |
| 2186 | G & S Energy, Inc. | Bangs, TX 76823 | Oil & Gas Operator | Apr 2024 |
| 2187 | G & S Production Company | Velma, OK 73491-0036 | Oil & Gas Operator | Oct 2021 |
| 2188 | G A W Oil Company LLC | Enid, OK 73702-3926 | Oil & Gas Operator | May 2025 |
| 2189 | G B & D Oil & Gas | Kilgore, TX 75663-2881 | Oil & Gas Operator | Mar 2015 |
| 2190 | G E Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | May 2020 |
| 2191 | G M C Oil & Gas LTD | Oklahoma City, OK 73102-8804 | Oil & Gas Operator | Sep 1999 |
| 2192 | G M G Oil & Gas Corp. | Morris, OK 74445 | Oil & Gas Operator | Apr 2025 |
| 2193 | G M Oil Properties Inc | Eufaula, OK 74432-0841 | Oil & Gas Operator | Feb 2012 |
| 2194 | G R B Resources Inc | Tulsa, OK 74136-5108 | Oil & Gas Operator | Aug 2013 |
| 2195 | G2GH Operating LLC | Edmond, OK 73003-3207 | Oil Operator | May 2025 |
| 2196 | Gadsco Inc | Ardmore, OK 73402 | Gas Operator | Jun 2013 |
| 2197 | Gaedeke Oil & Gas Operating, LLC | Dallas, TX 75219 | Oil & Gas Operator | Sep 2023 |
| 2198 | Gai-Jin Trading Company LLC | Oklahoma City, OK 73107 | Oil & Gas Operator | Sep 2024 |
| 2199 | Gala Resources, LTD. | Graham, TX 76450 | Oil & Gas Operator | Apr 2025 |
| 2200 | Galaxy Corporation (The) | Sapulpa, OK 74066 | Oil & Gas Operator | May 2025 |