Oil & Gas Companies in Washington County, OK
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Wadkins T Roy | Bartlesville, OK 74006 | Oil & Gas Operator | Nov 2019 |
| 2 | Wallace Sherrie D | Dewey, OK 74029 | Oil & Gas Operator | Aug 2025 |
| 3 | Walton, W. W. | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 1994 |
| 4 | Watt Larry | Copan, OK 74022 | Oil Operator | Oct 2019 |
| 5 | Watt, Larry D | | Oil Operator | Aug 2024 |
| 6 | Westamerica Corporation | Dewey, OK 74029-0040 | Oil & Gas Operator | Aug 1999 |
| 7 | Western Tank Trucks Inc | Hennessey, OK 73742 | Oil Operator | Jul 2011 |
| 8 | WF Operating LLC | Bartlesville, OK 74003 | Oil Operator | May 2023 |
| 9 | WG Oil & Gas LLC | Okmulgee, OK 74447-7862 | Oil & Gas Operator | Dec 2022 |
| 10 | White Operating Company | Oklahoma City, OK 73159-7136 | Oil & Gas Operator | Sep 2025 |
| 11 | White, Wesley R | | Oil Operator | Aug 2025 |
| 12 | Wildfire Oil & Gas Inc | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2014 |
| 13 | Williamson Gregory L | Skiatook, OK 74070-0028 | Oil & Gas Operator | Mar 2015 |
| 14 | Wolverine Petroleum Corp | Holdenville, OK 74848 | Oil & Gas Operator | Jul 1999 |
| 15 | Worstell Michael H | Collinsville, OK 74021-5918 | Oil Operator | Mar 2015 |
| 16 | Worstell Oil & Gas Company | Collinsville, OK 74021 | Oil Operator | Nov 2005 |
| 17 | Worstell Oil Co LLC | Collinsville, OK 74021-5918 | Oil Operator | Aug 2025 |
| 18 | Wroten Wiley Jr | Dallas, TX 75252 | Oil & Gas Operator | Jun 1994 |
Production numbers shown above are only for Washington County, OK and for the production period listed.