| 1 | Fahrenheit Petroleum Co Inc | | Oil & Gas Operator | Mar 2015 |
| 2 | Fairway Resources Operating III LLC | Houston, TX 77002-2728 | Oil & Gas Operator | Aug 2025 |
| 3 | Far West Development, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2025 |
| 4 | Faulconer, Vernon E., Inc. | Tyler, TX 75711 | Oil & Gas Operator | Sep 2025 |
| 5 | FBF Energy LLC | Tulsa, OK 74120 | Oil & Gas Operator | Sep 2025 |
| 6 | FDL Operating, LLC | Judson, TX 75660 | Oil & Gas Operator | Dec 2025 |
| 7 | Femco Services Inc | Lindsay, OK 73052-0632 | Oil & Gas Operator | Nov 2006 |
| 8 | Femco SWD Inc | Enid, OK 73702-3907 | Oil Operator | Mar 2014 |
| 9 | Ferguson Oil Company Inc | | Oil & Gas Operator | Apr 1994 |
| 10 | Flint Douglas J | Mounds, OK 74047-5415 | Oil & Gas Operator | Sep 2015 |
| 11 | Flint J A & Associates | Holdenville, OK 74848 | Oil & Gas Operator | Sep 2009 |
| 12 | Flow Production Company | Midland, TX 79708 | Oil & Gas Operator | Mar 2005 |
| 13 | Fluid Disposal Services LLC | Chickasha, OK 73018-9684 | Oil Operator | Aug 2015 |
| 14 | Focus Energy, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 2019 |
| 15 | Ford Energy Corporation | Chickasha, OK 73018 | Oil & Gas Operator | Aug 2025 |
| 16 | Foreman Enterprises Inc | Edmond, OK 73003 | Oil & Gas Operator | Sep 2025 |
| 17 | Formentera Operations LLC | Austin, TX 78701 | Oil & Gas Operator | Dec 2025 |
| 18 | Four Seas Exploration LLC | Oklahoma City, OK 73101-1557 | Oil & Gas Operator | Dec 2019 |
| 19 | Four Star Oil & Gas Company | Houston, TX 77252 | Oil & Gas Operator | Sep 2025 |
| 20 | Fpco Oil & Gas Co. | New Orleans, LA 70160 | Oil & Gas Operator | Jun 2025 |