| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Pacific Natural Gas Explor | Oil & Gas Operator | Dec 1974 | |
| 2 | Pan American Petroleum Cor | Oil & Gas Operator | Dec 1981 | |
| 3 | Phelps Dodge Corp | Gas Operator | Sep 1957 | |
| 4 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 5 | Presidio Exploration, Inc. | Englewood, CO 80155 | Oil & Gas Operator | May 1999 |
| 6 | Pride Ventures LLC | Moab, UT 84532 | Oil & Gas Operator | Dec 2024 |