| 1601 | Porter, E. J. | Mingus, TX 76463 | Gas Operator | Jan 2011 |
| 1602 | Porter, James W. | Houston, TX 77240 | Oil & Gas Operator | Oct 1993 |
| 1603 | Porter, James W. Special | Blanco, TX 78606 | Oil & Gas Operator | Jul 2025 |
| 1604 | Portfolio Oil Corporation | Oklahoma City, OK 73119 | Oil & Gas Operator | May 2013 |
| 1605 | Portman Acres | Butler, PA 16002-9107 | Gas Operator | Dec 2024 |
| 1606 | Positive Energy LLC | Ada, OK 74820 | Oil & Gas Operator | May 2025 |
| 1607 | Poso Creek Energy LLC | | Oil & Gas Operator | Dec 2009 |
| 1608 | Post & Mastin Well Service, Inc. | Garden City, KS 67846 | Oil Operator | May 2016 |
| 1609 | Post Hole Drilling Company, LLC | | Oil & Gas Operator | Nov 2023 |
| 1610 | Post Oak Oil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Jul 2013 |
| 1611 | Post Oak Operating, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Jul 2025 |
| 1612 | Post Petroleum C | | Gas Operator | Nov 1991 |
| 1613 | Post Petroleum Company | Oklahoma City, OK 73116 | Oil & Gas Operator | Aug 2013 |
| 1614 | Post Rock Gas, Inc. | Luray, KS 67699 | Oil & Gas Operator | Jun 2003 |
| 1615 | Post, George P. | Oklahoma City, OK 73118 | Oil & Gas Operator | Jul 2025 |
| 1616 | Poston Operating Co Inc | Ashley, OH 43003 | Oil & Gas Operator | Dec 2003 |
| 1617 | Postrock Eastern Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Oct 2020 |
| 1618 | Postrock Midcontinent Production LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2025 |
| 1619 | Potato Creek, L.L.C. | Edna, KS 67342 | Oil & Gas Operator | Mar 2025 |
| 1620 | Poteet Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 1994 |
| 1621 | Potlatch Oil & Refining Co | Shelby, MT 59474 | Oil & Gas Operator | Mar 2025 |
| 1622 | Potter Hammill & Potter Inc. | Beggs, OK 74421-0038 | Oil Operator | Aug 2013 |
| 1623 | Potter J And D Oil LLC | Kingfisher, OK 73750-3832 | Oil & Gas Operator | Mar 2015 |
| 1624 | Potter McKean Resources Of Pa | Shinglehouse, PA 16748-2631 | Gas Operator | Dec 2007 |
| 1625 | Potter Tom Estate | | Oil Operator | Dec 2014 |
| 1626 | Pottmeyer David | Fleming, OH 43729 | Oil & Gas Operator | Dec 2023 |
| 1627 | Potts Exploration LLC | Oklahoma City, OK 73114 | Gas Operator | Jan 2016 |
| 1628 | Pound Robert M | Bristow, OK 74010 | Oil & Gas Operator | Sep 2014 |
| 1629 | Poverty Knob Production, LLC | Osawatomie, KS 66064 | Oil Operator | Mar 2025 |
| 1630 | Powco Oil & Gas Co. | Athens, TX 75751 | Oil & Gas Operator | Feb 1995 |
| 1631 | Powder Battalion Holdings LLC | Sheridan, WY 82801 | Gas Operator | Dec 2023 |
| 1632 | Powder Mill Gas Co | New Bethlehem, PA 16242-2252 | Gas Operator | Dec 2024 |
| 1633 | Powder River Oil | Golden, CO 80401 | Oil & Gas Operator | Sep 2018 |
| 1634 | Powder River Petroleum | Boerne, TX 78006 | Oil & Gas Operator | Dec 1998 |
| 1635 | Powder River Resources, LLC | Archer City, TX 76351 | Oil & Gas Operator | Jul 2025 |
| 1636 | Powder River Royalty Inc | | Oil & Gas Operator | Dec 1986 |
| 1637 | Powell & Brown | Denver City, TX 79323 | Oil & Gas Operator | Mar 2008 |
| 1638 | Powell Donovan L | Spraggs, PA 15362-2019 | Gas Operator | Dec 2024 |
| 1639 | Powell James S | Cleveland, OK 74020 | Oil Operator | Apr 2025 |
| 1640 | Powell Jess L | Sapulpa, OK 74066 | Oil & Gas Operator | Apr 2025 |
| 1641 | Powell Oil | Healdton, OK 73438-4463 | Oil & Gas Operator | May 2025 |
| 1642 | Powell Oil And Gas, LLC | Sebree, KY 42455 | Oil Operator | Dec 2020 |
| 1643 | Powell Petroleum Resources, LLC | Houston, TX 77054 | Gas Operator | Jun 2005 |
| 1644 | Powell Properties, Inc. | Los Altos, CA 94024 | Oil & Gas Operator | Jul 2025 |
| 1645 | Powell, A. Brandt | Coleman, TX 76834 | Oil & Gas Operator | Mar 1999 |
| 1646 | Powell, A. Brandt Co. | Hawley, TX 79525 | Oil & Gas Operator | Jul 2025 |
| 1647 | Powell, A. D., Oil Corp. | Luling, TX 78648 | Oil & Gas Operator | Aug 1996 |
| 1648 | Powell, Gene Investments, Inc. | Longview, TX 75608 | Oil & Gas Operator | Apr 2024 |
| 1649 | Powell, J R Trust Uta 1-1-1983 | | Oil & Gas Operator | Dec 2013 |
| 1650 | Powell, J.W. | Muenster, TX 76252 | Oil & Gas Operator | Dec 1994 |
| 1651 | Powell, N. P. Estate | Tyler, TX 75702 | Oil & Gas Operator | Aug 1997 |
| 1652 | Powell, N. P. Estate Partnership | Tyler, TX 75702 | Oil & Gas Operator | May 2002 |
| 1653 | Powell, Wayne D. & Barbara | Sedan, KS 67361 | Oil Operator | Sep 1996 |
| 1654 | Powell-McCarroll Partnership | Sachse, TX 75048 | Oil & Gas Operator | Jul 2025 |
| 1655 | Power Fuel Producers Inc | Keller, TX 76244-1059 | Oil & Gas Operator | Sep 2001 |
| 1656 | Power Gas Marketing & Trans | Akron, OH 44311-1057 | Oil & Gas Operator | Dec 2005 |
| 1657 | Power Gas MKT & Trans Inc | Akron, OH 44311-1062 | Oil & Gas Operator | Dec 2008 |
| 1658 | Power Reserves, Inc. | | Oil Operator | Feb 1999 |
| 1659 | Power Resour Oper Co Inc | Canton, OH 44718 | Oil & Gas Operator | Dec 2005 |
| 1660 | Power Run Oil LLC | | Oil & Gas Operator | Apr 2025 |
| 1661 | Power, Scott | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 1997 |
| 1662 | Powerdrive Energy Services Company LLC | | Oil & Gas Operator | May 2025 |
| 1663 | Powerflex Services Inc. | Winters, TX 79567 | Oil & Gas Operator | Jul 2025 |
| 1664 | Powerline Energy Corporation | Arlington, TX 76015 | Oil & Gas Operator | Jul 2025 |
| 1665 | Powers Energy Inc | Denver, CO 80237-1926 | Oil & Gas Operator | Aug 1999 |
| 1666 | Powers, Dixon D. | Great Bend, KS 67530 | Oil & Gas Operator | Oct 1995 |
| 1667 | Poydras Energy Partners, LLC | | Oil & Gas Operator | Dec 2021 |
| 1668 | Poynor Corporation | Beaumont, TX 77706 | Oil & Gas Operator | Jul 2025 |
| 1669 | Pozo Resources, Inc | Houston, TX 77002 | Oil & Gas Operator | Jul 2025 |
| 1670 | PPC Operating Company LLC | Houston, TX 77279 | Oil & Gas Operator | Jul 2019 |
| 1671 | PPG Oper LLC | State College, PA 16801-7569 | Gas Operator | May 2025 |
| 1672 | PPP Future Dev Inc | Alexander, NY 14005 | Oil & Gas Operator | Dec 2024 |
| 1673 | PPP Future Development Inc. | Alexander, NY 14005 | Oil & Gas Operator | Dec 2024 |
| 1674 | PPP Petroleum LP | Dallas, TX 75201-1585 | Oil & Gas Operator | Apr 2025 |
| 1675 | PR Operating, LP (A Texas Limited Partnership) | Frisco, TX 75034 | Gas Operator | Apr 2012 |
| 1676 | Prado Petroleum | | Oil Operator | Mar 1982 |
| 1677 | Prado Petroleum Co. | | Oil & Gas Operator | Dec 1996 |
| 1678 | Prafford Gas System, LC | Wichita, KS 67201 | Gas Operator | May 2012 |
| 1679 | Prairie Crude, Inc. | Midland, TX 79704 | Oil & Gas Operator | Jan 2005 |
| 1680 | Prairie Dog Exploration, LLC | Calgary, Alberta, T2P 0J9 | Gas Operator | Jun 2009 |
| 1681 | Prairie Energy C | | Oil Operator | Oct 1987 |
| 1682 | Prairie Energy Company | Fort Worth, TX 76185 | Oil & Gas Operator | Mar 2003 |
| 1683 | Prairie Energy LC | Oklahoma City, OK 73118 | Gas Operator | Jun 2014 |
| 1684 | Prairie Exploration Company | Norman, OK 73072 | Oil & Gas Operator | Mar 2011 |
| 1685 | Prairie Gas Operating, LLC | Tulsa, OK 74101 | Gas Operator | Dec 2019 |
| 1686 | Prairie Methane Gas Producers LLC | Dewey, OK 74029 | Oil Operator | Dec 2009 |
| 1687 | Prairie Oil Company | Pampa, TX 79066 | Oil & Gas Operator | Jan 2017 |
| 1688 | Prairie Oil Inco | | Oil Operator | Jan 1986 |
| 1689 | Prairie Oil Partners | Hays, KS 67601 | Oil Operator | May 1999 |
| 1690 | Prairie Oil, LLC | Louisburg, KS 66053 | Oil Operator | Feb 2025 |
| 1691 | Prairie Operating Co LLC | | Oil & Gas Operator | Apr 2025 |
| 1692 | Prairie Petroleum, Inc | Plano, TX 75093 | Oil & Gas Operator | May 1999 |
| 1693 | Prairie Producing Company | | Oil & Gas Operator | Dec 1992 |
| 1694 | Prairie Production | San Antonio, TX 78228 | Oil & Gas Operator | Jul 2025 |
| 1695 | Prairie Production, Inc. | | Oil & Gas Operator | Apr 2020 |
| 1696 | Prairie Resources Corp. | | Oil Operator | Dec 1989 |
| 1697 | Prairie Resources Inc | Hays, KS 67601 | Oil & Gas Operator | Sep 2009 |
| 1698 | Prairie State Pe | | Oil Operator | Jul 1994 |
| 1699 | Prairie Sun,Inc. | Roswell, NM 88201 | Oil & Gas Operator | Jun 2003 |
| 1700 | Prairie Well Service, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Mar 1995 |