Oil & Gas Companies in Washington County, OK
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | J & E Energy Company | Oklahoma City, OK 73120-1108 | Oil & Gas Operator | Mar 2015 |
| 2 | J & K Operating Co LLC | Delaware, OK 74027 | Oil & Gas Operator | May 2025 |
| 3 | J & M Oil Co | Overland PK, KS 66209 | Oil & Gas Operator | Jun 2025 |
| 4 | J-O Oil Co | | Oil & Gas Operator | Dec 2000 |
| 5 | J. C. Oil Company | Odessa, TX 79766 | Oil & Gas Operator | Mar 2015 |
| 6 | Jackson J M | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2005 |
| 7 | Jackson L B Production Co | Tulsa, OK 74193-0001 | Oil & Gas Operator | Aug 2013 |
| 8 | Jay B Harden | | Oil Operator | Jun 2025 |
| 9 | Jerry Sanner Oil Properties Inc | Enid, OK 73701 | Oil & Gas Operator | Jul 2025 |
| 10 | Jma Energy Company, LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Jul 2025 |
| 11 | Jones Douglas Q LLC | Fort Gibson, OK 74434 | Oil Operator | Aug 2021 |
| 12 | JSD Resources Corporation | Barnsdall, OK 74002-3272 | Oil & Gas Operator | May 2025 |
Production numbers shown above are only for Washington County, OK and for the production period listed.