Oil & Gas Companies in Haskell County, OK
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Tag Team Resources LLC | Eufaula, OK 74432 | Oil & Gas Operator | Jun 2025 |
| 2 | Tapstone Energy LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Jul 2025 |
| 3 | Tema Oil And Gas Company | Houston, TX 77084 | Oil & Gas Operator | Oct 2025 |
| 4 | Texaco Expl. And Prod. Inc. | Houston, TX 77236 | Oil & Gas Operator | Jun 2025 |
| 5 | Texaco Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Dec 2017 |
| 6 | Texas Oil & Gas Corporation | Dallas, TX 75201 | Oil & Gas Operator | Feb 2001 |
| 7 | Texinia Corp | Dallas, TX 75201 | Oil & Gas Operator | Jun 2015 |
| 8 | Texinia Limited Partnership | Dallas, TX 75201 | Gas Operator | Jan 2017 |
| 9 | Texinia Oil & Gas Inc. | Dallas, TX 75214 | Oil & Gas Operator | May 2025 |
| 10 | Texocan Minerals Inc | Tulsa, OK 74147 | Oil & Gas Operator | Dec 2000 |
| 11 | Thunder Oil & Gas, LLC | Ardmore, OK 73402 | Oil & Gas Operator | Jun 2025 |
| 12 | Tide West Oil Company | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2021 |
| 13 | Tidemark Exploration | Tulsa, OK 74170 | Oil & Gas Operator | May 2005 |
| 14 | Trinity Operating (Usg), LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 15 | Triumph Resources Inc | Oklahoma City, OK 73114 | Oil & Gas Operator | Nov 2004 |
| 16 | Tucker Ron & Co | Norman, OK 73069-8511 | Gas Operator | Sep 2017 |
| 17 | Txo Production Corp. | Ganado, TX 77962 | Oil & Gas Operator | Aug 2022 |
| 18 | Txok Energy Resources Company | Tulsa, OK 74172-0140 | Oil & Gas Operator | Feb 2017 |
| 19 | Tytan Operating Company LLC | Edmond, OK 73083-3794 | Oil & Gas Operator | May 2016 |
Production numbers shown above are only for Haskell County, OK and for the production period listed.