| 23701 | Primary Energy Co. | | Gas Operator | Jul 1999 |
| 23702 | Primary Fuels Inc | Midland, TX 79701-4410 | Oil & Gas Operator | Mar 1991 |
| 23703 | Primary Natural Resources III LLC | Tulsa, OK 74136-6351 | Oil & Gas Operator | Feb 2025 |
| 23704 | Primary Natural Resources Inc. | Tulsa, OK 74136-6351 | Oil & Gas Operator | Mar 2023 |
| 23705 | Primary Natural Resources IV LLC | Tulsa, OK 74136-6351 | Oil & Gas Operator | Sep 2017 |
| 23706 | Prime Energy Corp | Charleston, WV 25301-1707-1707 | Oil & Gas Operator | Sep 2015 |
| 23707 | Prime Natural Resources, Inc. | Houston, TX 77042 | Oil & Gas Operator | Jun 2007 |
| 23708 | Prime Operating | Queen City, TX 75572 | Oil & Gas Operator | Apr 2005 |
| 23709 | Prime Operating Company | Houston, TX 77024 | Oil & Gas Operator | Apr 2025 |
| 23710 | Prime Rock Resources La LLC | | Oil & Gas Operator | Dec 2024 |
| 23711 | Prime Time Energy Investment Inc | MT Vernon, OH 43050 | Oil & Gas Operator | Dec 2024 |
| 23712 | Prime Time Oil & Gas Co., LTD. | Ruidoso, NM 88345 | Oil & Gas Operator | Mar 2003 |
| 23713 | Prime Western Development, Inc. | Dallas, TX 75230 | Oil & Gas Operator | Dec 1998 |
| 23714 | Primera Energy, LLC | Longview, TX 75606 | Oil & Gas Operator | Mar 2016 |
| 23715 | Primero Operating, Inc. | Roswell, NM 88202 | Oil & Gas Operator | Jun 2022 |
| 23716 | Primewest Petroleum Inc. | Centennial, CO 80111 | Oil & Gas Operator | Jan 2009 |
| 23717 | Primexx Operating Corporation | Dallas, TX 75206 | Oil & Gas Operator | Mar 2024 |
| 23718 | Primo Petroleum, LLC | Austin, TX 78729 | Oil Operator | Dec 2019 |
| 23719 | Primos & Luffey Gas Co. | | Gas Operator | May 2021 |
| 23720 | Primos Oil & Gas Corp. | | Gas Operator | Dec 2001 |
| 23721 | Primos Production | | Oil & Gas Operator | Dec 2024 |
| 23722 | Primos-Pennzoil JV | | Gas Operator | Feb 2005 |
| 23723 | Primrose Jimmie | | Oil Operator | Feb 1998 |
| 23724 | Primrose Oil LLC | Oil Springs, KY 41238 | Oil & Gas Operator | Dec 2023 |
| 23725 | Primrose Operating Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 2007 |
| 23726 | Primrose Resources, LLC | Cedar Park, TX 78630 | Oil & Gas Operator | Apr 2025 |
| 23727 | Princ, Frank | Wilson, KS 67490 | Oil Operator | Sep 2024 |
| 23728 | Prince Brothers Drilling Co | Electra, TX 76360 | Oil & Gas Operator | Apr 2015 |
| 23729 | Prince Petroleum Company, Inc. | Salem, WV 26426 | Oil & Gas Operator | Dec 2014 |
| 23730 | Prince Properties, Inc. | Electra, TX 76360 | Oil & Gas Operator | Aug 2003 |
| 23731 | Princess Three Corporation | Henderson, TX 75653 | Oil & Gas Operator | Apr 2020 |
| 23732 | Princess Three Operating, LLC | Henderson, TX 75653 | Oil & Gas Operator | Apr 2025 |
| 23733 | Princeton Natural Gas LLC | | Gas Operator | Dec 2024 |
| 23734 | Principal Oil Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2002 |
| 23735 | Principle Petroleum LLC | Dallas, TX 75313 | Oil Operator | Feb 2025 |
| 23736 | Pringle Operating Co. | Tulsa, OK 74103 | Oil & Gas Operator | Aug 2015 |
| 23737 | Pringle Resources, Inc. | Houston, TX 77019 | Oil & Gas Operator | Apr 2025 |
| 23738 | Prior, Ferrell L | | Oil & Gas Operator | Dec 2021 |
| 23739 | Priority Energy LLC | Summerland, CA 93067 | Oil & Gas Operator | Apr 2016 |
| 23740 | Priority Holdings LLC | Marlow, OK 73055 | Oil Operator | Feb 2025 |
| 23741 | Priority Oil & Gas LLC | Lakewood, CO 80227 | Gas Operator | Dec 2019 |
| 23742 | Priority Oil Company LLC | Luling, TX 78648 | Oil Operator | Apr 2025 |
| 23743 | Priority Production, LLC | | Gas Operator | Dec 2021 |
| 23744 | Prisum Ventures | | Oil & Gas Operator | Oct 1995 |
| 23745 | Pritchard Engineering | | Oil & Gas Operator | Mar 1989 |
| 23746 | Pritz Maurice G | | Oil Operator | Oct 1990 |
| 23747 | Private Oil Industries Inc | | Oil & Gas Operator | Feb 2004 |
| 23748 | Privateer Energy LLC | Warren, NJ 07059 | Oil Operator | Apr 2025 |
| 23749 | Prize Exploration & Prod, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2025 |
| 23750 | Prize Exploration, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2025 |
| 23751 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
| 23752 | Prize Petroleum, LLC | Houston, TX 77042 | Oil & Gas Operator | Jun 2012 |
| 23753 | Pro NM Energy Inc | Santa Fe, NM 87508 | Oil & Gas Operator | Oct 2015 |
| 23754 | Pro Oil & Gas Inc | Frankfort, IL 60423 | Oil & Gas Operator | May 2014 |
| 23755 | Pro- Gas, Inc. | Midland, TX 79711 | Oil & Gas Operator | Apr 2025 |
| 23756 | Pro-Energy Inc | Tulsa, OK 74136-5925 | Oil Operator | Jan 2025 |
| 23757 | Pro-Test, Inc. | Kilgore, TX 75663 | Oil Operator | Apr 2025 |
| 23758 | Pro. Energy I Resource, LLC | Haslet, TX 76052 | Oil Operator | Apr 2025 |
| 23759 | Pro3 Sulfur Solutions, Inc. | Russell, KS 67665 | Oil Operator | Sep 2024 |
| 23760 | Probe Exploration Company | Abilene, TX 79605 | Oil & Gas Operator | Apr 2025 |
| 23761 | Probe Offshore, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2009 |
| 23762 | Probe Oil Company | Midland, TX 79710 | Oil & Gas Operator | Jul 2016 |
| 23763 | Probity Operating, LLC | Midland, TX 79708 | Oil & Gas Operator | Jul 2014 |
| 23764 | Procell & Procell | | Oil & Gas Operator | Jan 2003 |
| 23765 | Proco | Wooster, OH 44691 | Oil Operator | Dec 1988 |
| 23766 | Proco Operating Co., Inc. | Graford, TX 76449 | Oil & Gas Operator | Apr 2025 |
| 23767 | Proctor Dale & Mildred | Wetumka, OK 74883-6272 | Gas Operator | Jan 2025 |
| 23768 | Producers Energy Corporation | Houston, TX 77002 | Oil & Gas Operator | Aug 2000 |
| 23769 | Producers Engineering Company | Destin, FL 32541 | Oil & Gas Operator | Sep 1999 |
| 23770 | Producers Environmental Ser. Inc | Borger, TX 79008 | Oil & Gas Operator | Apr 2025 |
| 23771 | Producers Equipm | | Oil Operator | Dec 1996 |
| 23772 | Producers Gas Transmission Inc | | Oil Operator | Nov 2024 |
| 23773 | Producers Oil Company | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2007 |
| 23774 | Producers Operating Co Inc | Amarillo, TX 79105 | Oil & Gas Operator | Apr 2025 |
| 23775 | Producers Well Service, Inc. | Boling, TX 77420 | Oil & Gas Operator | Apr 2025 |
| 23776 | Producing Royalties Inc | Lubbock, TX BADADDR | Gas Operator | Aug 2004 |
| 23777 | Production Compa | | Oil Operator | Apr 1985 |
| 23778 | Production Consultants, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Feb 2017 |
| 23779 | Production Disbursement, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Dec 2011 |
| 23780 | Production Drill | | Oil Operator | Oct 1994 |
| 23781 | Production Drilling, Inc. | Hays, KS 67601 | Oil Operator | Dec 2024 |
| 23782 | Production Enterprises | Houston, TX 77075 | Oil & Gas Operator | Aug 2007 |
| 23783 | Production Funds Inc | | Oil & Gas Operator | Nov 2001 |
| 23784 | Production Gathering Co | Dallas, TX 75243 | Oil & Gas Operator | Apr 2009 |
| 23785 | Production Gathering Company, LP | Dallas, TX 75206 | Oil & Gas Operator | Apr 2025 |
| 23786 | Production Gauging Service Inc | | Oil Operator | Feb 1999 |
| 23787 | Production Maintenance Service | | Oil & Gas Operator | Jun 2020 |
| 23788 | Production Manag | | Oil Operator | Dec 1986 |
| 23789 | Production Management Associates | Plano, TX 75075 | Oil & Gas Operator | Apr 2025 |
| 23790 | Production Management Corp. | | Oil & Gas Operator | Jul 1987 |
| 23791 | Production Management Inc | | Oil & Gas Operator | Jul 2021 |
| 23792 | Production Marketing Assoc Inc | Plano, TX 75075 | Oil & Gas Operator | Apr 2025 |
| 23793 | Production Operators Of TX, LLC | Abilene, TX 79605 | Oil & Gas Operator | Apr 2025 |
| 23794 | Production Resources, Inc. | Castroville, TX 78009 | Oil & Gas Operator | Apr 2025 |
| 23795 | Production Service Co. | Lubbock, TX 79490 | Oil & Gas Operator | Oct 2015 |
| 23796 | Production Specialties Company | | Oil & Gas Operator | Dec 2003 |
| 23797 | Production Systems Inc | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2007 |
| 23798 | Production Team | | Oil & Gas Operator | Sep 1991 |
| 23799 | Proex Energy Corp | | Oil & Gas Operator | Dec 1997 |
| 23800 | Proex Energy Management, L.L.C. | Spring, TX 77386 | Oil & Gas Operator | Apr 2025 |