Oil & Gas Companies in Eastland County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Keating Energy, Inc. | Ambler, PA 19002 | Oil & Gas Operator | Oct 2025 |
| 2 | Kennedy, Joseph D. | Stephenville, TX 76401 | Oil & Gas Operator | Jun 1995 |
| 3 | Kerr-McGee Corporation | Dallas, TX 75380 | Oil & Gas Operator | May 2025 |
| 4 | Kerr-McGee Oil & Gas Onshore LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Feb 2017 |
| 5 | Keystone Operating Co. | Round Rock, TX 78681 | Oil & Gas Operator | Oct 2025 |
| 6 | Killion Well Service Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Dec 2014 |
| 7 | Kimble Oil Company, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 2006 |
| 8 | King Energy Resources | Kerrville, TX 78029 | Oil & Gas Operator | Oct 2025 |
| 9 | King Oil & Gas Co. | Cisco, TX 76437 | Oil & Gas Operator | Oct 2025 |
| 10 | King Operating Corporation | Fort Worth, TX 76147 | Oil & Gas Operator | Oct 2025 |
| 11 | Klingberg, Roger | Cross Plains, TX 76443 | Oil & Gas Operator | Jan 2017 |
| 12 | Ko Operating | Merkel, TX 79536 | Oil & Gas Operator | Oct 2025 |
| 13 | Kokomo Energy, Inc. | Gorman, TX 76454 | Oil & Gas Operator | Oct 2025 |
| 14 | Kornye-Tillman Company | Cleburne, TX 76031 | Oil & Gas Operator | Oct 2025 |
| 15 | Kramer, Clifford A. | Wichita Falls, TX 76301 | Oil & Gas Operator | Sep 1997 |
| 16 | KTC Oil Enterprises, LLC | Dallas, TX 75247 | Oil & Gas Operator | Oct 2025 |
Production numbers shown above are only for Eastland County, TX and for the production period listed.