| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Pacific Enterprises Royalty Co | Oklahoma City, OK 73101 | Oil & Gas Operator | Feb 2002 |
| 2 | Pan-Ok Production Company | Oil & Gas Operator | Nov 2024 | |
| 3 | Panaco Production Co | Houston, TX 77002 | Oil & Gas Operator | Dec 1999 |
| 4 | Panaco, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2025 |
| 5 | Park Exploration Inc | Oil & Gas Operator | Nov 2012 | |
| 6 | Pend Oreille Oil & Gas Company | Oil & Gas Operator | Sep 1989 | |
| 7 | Pennington Oil & Gas Int, LLC | Oil & Gas Operator | Dec 2024 | |
| 8 | Pennzoil Petroleum Company | Houston, TX 77252 | Oil & Gas Operator | Nov 1999 |
| 9 | Petrohawk Operating Company | Houston, TX 77056 | Oil & Gas Operator | Oct 2021 |