Oil & Gas Companies in Oklahoma
| Company Name | Company Location | Company Type | Most Recent Production |
| 401 | Pumping Services Inc | Seminole, OK 74868-2421 | Oil & Gas Operator | Jul 2025 |
| 402 | Pure Energy Systems Inc | Olive Branch, MS 38654-9041 | Gas Operator | Jan 2026 |
| 403 | Pure Oil Co | | Oil & Gas Operator | Dec 1996 |
| 404 | Putnam Phyllis L | Bartlesville, OK 74006-7326 | Oil & Gas Operator | May 2021 |
| 405 | PV Oil & Gas LLC | Ratliff City, OK 73481 | Oil Operator | Jan 2026 |
| 406 | PXP Gulf Coast Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 407 | Pybas Robert | Wanette, OK 74878 | Oil Operator | Apr 2014 |
| 408 | Pyramid Energy Inc | San Antonio, TX 78216 | Oil & Gas Operator | Feb 2012 |
| 409 | Pyramid Oil Of America, Inc. | Nichols Hill, OK 73116 | Oil & Gas Operator | Jan 2026 |
| 410 | Pyro Energy Corp | Kingwood, TX 77339-2102 | Oil & Gas Operator | Mar 1998 |
Production numbers shown above are only for Oklahoma and for the production period listed.