| 1 | F C D Oil Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Feb 1995 |
| 2 | Fairway Resources Operating III LLC | Houston, TX 77002-2728 | Oil & Gas Operator | Sep 2024 |
| 3 | Fairway Resources Operating, LLC | Southlake, TX 76092 | Oil & Gas Operator | Aug 2022 |
| 4 | Farmer, John O., Inc. | Russell, KS 67665 | Oil & Gas Operator | Aug 2024 |
| 5 | Faulkner Corporation | Oklahoma City, OK 73154-9704 | Oil & Gas Operator | Jan 2017 |
| 6 | FBF Energy LLC | Tulsa, OK 74120 | Oil & Gas Operator | Sep 2024 |
| 7 | Flow Production Company | Midland, TX 79708 | Oil & Gas Operator | Mar 2005 |
| 8 | Focus Energy, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Nov 2019 |
| 9 | Foreman Enterprises, Inc. | Edmond, OK 73003 | Oil & Gas Operator | Oct 2024 |
| 10 | Forest 1 Development Company | Denver, CO 80202-4966 | Oil & Gas Operator | Mar 2008 |
| 11 | Foundation Energy Management, LLC | Addison, TX 75001 | Oil & Gas Operator | Dec 2024 |
| 12 | Four-O-One Corporation | Edmond, OK 73013-1977 | Oil & Gas Operator | Mar 2015 |
| 13 | FP Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Dec 2008 |
| 14 | Fpco Oil & Gas Co. | New Orleans, LA 70160 | Oil & Gas Operator | Aug 2024 |
| 15 | Franks Oil & Gas Inc | Cookson, OK 74427-0310 | Oil & Gas Operator | Oct 1998 |
| 16 | Fremont Energy Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 2004 |
| 17 | Fremont Exploration, Inc. | Oklahoma City, OK 73156 | Oil & Gas Operator | Nov 2014 |
| 18 | French Jr L R | Midland, TX 79702 | Oil & Gas Operator | Sep 2024 |
| 19 | Fuel Exploration Inc | Denver, CO 80295 | Oil & Gas Operator | Jan 1992 |
| 20 | Fuksa Investments Inc | Hennessey, OK 73742 | Oil & Gas Operator | Sep 2024 |
| 21 | FWB Petroleum Inc | Euless, TX 76040 | Oil & Gas Operator | Dec 2000 |