Oil & Gas Companies in Gregg County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Fair Operating, Inc. | Boerne, TX 78015 | Oil & Gas Operator | Oct 2025 |
| 2 | Falcon Resources, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2021 |
| 3 | Faulconer Energy, LLC | Tyler, TX 75711 | Oil & Gas Operator | Oct 2025 |
| 4 | First Reserve Oil & Gas Co | Houston, TX 77002 | Oil & Gas Operator | Apr 2000 |
| 5 | Fisher, L. C. Jr. | Longview, TX 75608 | Oil & Gas Operator | May 1993 |
| 6 | Forest Oil Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 7 | Fort Worth Natural Gas, Inc. | Dallas, TX 75254 | Oil & Gas Operator | Oct 2025 |
| 8 | Fortune Resources LLC | Longview, TX 75604 | Oil & Gas Operator | Oct 2025 |
| 9 | Foundation Energy Management, LLC | Addison, TX 75001 | Oil & Gas Operator | Oct 2025 |
| 10 | Four Diamond Operating, LLC | Kilgore, TX 75662 | Oil Operator | Oct 2025 |
| 11 | Four-S Oil Co., LTD. | Kilgore, TX 75663 | Oil Operator | Apr 2007 |
| 12 | Fredonia Resources Inc. | Longview, TX 75606 | Oil & Gas Operator | Aug 2003 |
| 13 | Frisco Oil Corporation | Tyler, TX 75701 | Oil & Gas Operator | Mar 2000 |
Production numbers shown above are only for Gregg County, TX and for the production period listed.