Oil & Gas Companies in King County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Cada Operating, Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Nov 2004 |
| 2 | Caddo Corporation | Austin, TX 78731 | Oil & Gas Operator | Oct 2025 |
| 3 | Canan Mowrey Operating, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | Oct 2025 |
| 4 | CH-Seon Inc. | Dallas, TX 75251 | Oil & Gas Operator | Oct 2025 |
| 5 | Chance Oil Co., Inc. | Vernon, TX 76385 | Oil & Gas Operator | Jun 2025 |
| 6 | Chap Operating, Inc. | Knox City, TX 79529 | Oil & Gas Operator | Oct 2025 |
| 7 | Chesapeake Operating, Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Jun 2025 |
| 8 | Chisholm Exploration | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 9 | Cholla Petroleum Inc | Dallas, TX 75225 | Oil & Gas Operator | Oct 2025 |
| 10 | Citation Oil & Gas Corp. | Houston, TX 77269 | Oil & Gas Operator | Oct 2025 |
| 11 | Citori Oil Company, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | May 2014 |
| 12 | Clear Fork, Incorporated | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 13 | Coda Energy, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Aug 1998 |
| 14 | COG Operating LLC | Midland, TX 79701 | Oil & Gas Operator | Oct 2025 |
| 15 | Conoco Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
| 16 | Continual Oil & Gas, Inc. | Abilene, TX 79602 | Oil & Gas Operator | Oct 2025 |
| 17 | Cooper Oil & Gas, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Oct 2025 |
| 18 | Corda Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Oct 2025 |
| 19 | Covenant Operating, LLC | Wichita Falls, TX 76308 | Oil Operator | Oct 2025 |
| 20 | Creed Operating Co., LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Oct 2025 |
| 21 | Crego Exploration | Dallas, TX 75243 | Oil & Gas Operator | Oct 2025 |
| 22 | CRT'S, Inc. | Abilene, TX 79605 | Oil & Gas Operator | Aug 2008 |
| 23 | Cuatro Oil And Gas Corporation | Abilene, TX 79603 | Oil & Gas Operator | Oct 2025 |
Production numbers shown above are only for King County, TX and for the production period listed.