| 1 | F & F Drilling Company | | Oil Operator | Apr 1991 |
| 2 | F & H Production | | Oil & Gas Operator | Apr 2014 |
| 3 | F R Etchen, Jr | | Oil & Gas Operator | Sep 1985 |
| 4 | F W Rabalais, Inc. | | Oil & Gas Operator | Dec 2014 |
| 5 | F. E. Hargraves | | Oil Operator | Mar 1983 |
| 6 | F.E.Hargraves &Sons DRL.Co.Inc. | | Oil & Gas Operator | Mar 1992 |
| 7 | Fairway Resources Operating, LLC | Southlake, TX 76092 | Oil & Gas Operator | Aug 2022 |
| 8 | Faith Energy, L.L.C. | | Oil & Gas Operator | Jan 2025 |
| 9 | Faith Oil Of Hosston | | Oil Operator | Feb 1996 |
| 10 | Family Oil Company | | Oil Operator | Jan 2025 |
| 11 | Fay A. Williams | | Oil & Gas Operator | Dec 2024 |
| 12 | Fear & Duncan | | Oil Operator | Jul 1979 |
| 13 | Ferry Lake Oil Co. | | Oil & Gas Operator | Jan 2025 |
| 14 | Fite Oil & Gas, Inc. | Shreveport, LA 71163 | Oil & Gas Operator | Mar 2025 |
| 15 | Fitzgerald Production Co. | Oil City, LA 71061 | Oil & Gas Operator | Dec 2024 |
| 16 | Flourison Oil & Gas, LLC | | Oil Operator | Jan 2025 |
| 17 | FMP Operating Co., LTD. PTN. | | Oil & Gas Operator | Mar 1990 |
| 18 | Fod Oil Company | | Oil Operator | May 1999 |
| 19 | Fontainebleau Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 20 | Forrest Exploration & Dev, LLC | | Gas Operator | May 2003 |
| 21 | Fortune Gas & Oil, Inc. | | Oil & Gas Operator | Apr 2004 |
| 22 | Fortune Resources LLC | Longview, TX 75604 | Oil & Gas Operator | Mar 2025 |
| 23 | Fortune-Shelby | | Oil & Gas Operator | Mar 1989 |
| 24 | Fossil Operating, Inc. | Dallas, TX 75238 | Oil & Gas Operator | Mar 2025 |
| 25 | Foundation Energy Management, LLC | Addison, TX 75001 | Oil & Gas Operator | Mar 2025 |
| 26 | Four Star Oil Company | | Oil & Gas Operator | May 2015 |
| 27 | Frank B. Aumiller | | Oil Operator | Jun 1991 |
| 28 | Frank Hale | | Oil & Gas Operator | Jan 2025 |
| 29 | Frank S. Moore | | Oil Operator | Feb 1990 |
| 30 | Franks & Duggan | | Oil & Gas Operator | Nov 1987 |
| 31 | Franks & Petrofunds, Inc. | | Oil & Gas Operator | Sep 1989 |
| 32 | Franks - Duggan Et Al | | Oil & Gas Operator | Aug 1989 |
| 33 | Franks Operating Company, L.L.C. | | Oil & Gas Operator | Dec 2024 |
| 34 | Franks Petroleum Inc. | | Oil & Gas Operator | Nov 1994 |
| 35 | Franks Petroleum, Inc. Et Al | | Oil & Gas Operator | Oct 1989 |
| 36 | Frog Island, L.L.C. | | Oil Operator | Jan 2025 |
| 37 | FWB Petroleum, Inc. | Euless, TX 76040 | Oil & Gas Operator | Dec 2000 |