Oil & Gas Companies in Starr County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Falcon Production Co. | Floresville, TX 78114 | Oil & Gas Operator | Oct 2025 |
| 2 | Fanion Production Co. | San Antonio, TX 78212 | Oil & Gas Operator | Oct 1997 |
| 3 | Fargo Oil & Gas, LLC | Corpus Chrsti, TX 78415 | Oil & Gas Operator | Oct 2025 |
| 4 | Faulconer Energy, LLC | Tyler, TX 75711 | Oil & Gas Operator | Oct 2025 |
| 5 | Faulconer Vernon E Inc | Tyler, TX 75711 | Oil & Gas Operator | Jul 2025 |
| 6 | Fina Oil And Chemical Company | Dallas, TX 75221 | Oil & Gas Operator | May 2019 |
| 7 | Five-Jab, Inc. | Tomball, TX 77377 | Oil & Gas Operator | Oct 2025 |
| 8 | Fletcher Operating, LLC | Fairhope, AL 36532 | Oil & Gas Operator | Oct 2025 |
| 9 | Flournoy Production Co. | Alice, TX 78333 | Oil & Gas Operator | Dec 2002 |
| 10 | Fordyce Oil & Gas | Sullivan City, TX 78595 | Oil & Gas Operator | Jul 2022 |
| 11 | Forest Oil Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 12 | Fox, Hewitt B., Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Oct 2025 |
| 13 | Fredco | Louise, TX 77455 | Oil & Gas Operator | Oct 2025 |
| 14 | Freeman Expl. & Prod. Co., Inc. | Houston, TX 77279 | Oil & Gas Operator | Aug 2020 |
| 15 | Frisco Oil Corporation | Tyler, TX 75701 | Oil & Gas Operator | Mar 2000 |
Production numbers shown above are only for Starr County, TX and for the production period listed.