Oil & Gas Companies in Coal County, OK
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | H2ox Operating LLC | | Oil Operator | Feb 2024 |
| 2 | Ham Oil Company, LLC | | Oil Operator | Sep 2022 |
| 3 | Harken Exploration Company | Houston, TX 77079 | Oil & Gas Operator | Mar 2008 |
| 4 | Harrison Oil & Gas Inc | Houston, TX 77019 | Oil & Gas Operator | Jan 2024 |
| 5 | Harrod Leasing | Arcadia, OK 73007-0043 | Oil & Gas Operator | Jan 2024 |
| 6 | Heartlands Development Co Inc | Bristow, OK 74010-3826 | Oil & Gas Operator | May 2017 |
| 7 | Helmerich & Payne, Inc. | Tulsa, OK 74114 | Oil & Gas Operator | Jan 2024 |
| 8 | High Sierra Crude Oil& Marketing LLC | Ardmore, OK 73401 | Oil Operator | Nov 2013 |
| 9 | Hill Oil Company Inc | | Oil & Gas Operator | Jan 2024 |
| 10 | Hondo Oil & Gas Company | Roswell, NM 88202 | Oil & Gas Operator | Aug 2006 |
| 11 | HRC Production Co | Houston, TX 77002 | Oil & Gas Operator | Jan 2024 |
| 12 | Hsumy Oil & Gas Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2007 |
| 13 | Hy-Carb Energy Inc | | Oil & Gas Operator | Feb 2009 |
Production numbers shown above are only for Coal County, OK and for the production period listed.