| 23401 | Post Petroleum C | | Gas Operator | Nov 1991 |
| 23402 | Post Petroleum Company | Oklahoma City, OK 73116 | Oil & Gas Operator | Aug 2013 |
| 23403 | Post Rock Gas, Inc. | Luray, KS 67699 | Oil & Gas Operator | Jun 2003 |
| 23404 | Post, George P. | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2025 |
| 23405 | Poston Operating Co Inc | Ashley, OH 43003 | Oil & Gas Operator | Dec 2003 |
| 23406 | Poston'S Oil Co. | | Gas Operator | Jan 1993 |
| 23407 | Postrock Eastern Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Oct 2020 |
| 23408 | Postrock Midcontinent Production LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Sep 2025 |
| 23409 | Potato Creek, L.L.C. | Edna, KS 67342 | Oil & Gas Operator | Jun 2025 |
| 23410 | Poteet Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 1994 |
| 23411 | Potlatch Oil & Refining Co | Shelby, MT 59474 | Oil & Gas Operator | Sep 2025 |
| 23412 | Potter Hammill & Potter Inc. | Beggs, OK 74421-0038 | Oil Operator | Aug 2013 |
| 23413 | Potter J And D Oil LLC | Kingfisher, OK 73750-3832 | Oil & Gas Operator | Mar 2015 |
| 23414 | Potter McKean Resources Inc | Shinglehouse, PA 16748-0527 | Gas Operator | Dec 2003 |
| 23415 | Potter McKean Resources Of Pa | Shinglehouse, PA 16748-2631 | Gas Operator | Dec 2007 |
| 23416 | Potter Tom Estate | | Oil Operator | Dec 2014 |
| 23417 | Pottmeyer David | Fleming, OH 43729 | Oil & Gas Operator | Dec 2024 |
| 23418 | Potts Exploration LLC | Oklahoma City, OK 73114 | Gas Operator | Jan 2016 |
| 23419 | Pound Robert M | Bristow, OK 74010 | Oil & Gas Operator | Sep 2014 |
| 23420 | Poverty Knob Production, LLC | Osawatomie, KS 66064 | Oil Operator | Jun 2025 |
| 23421 | Powco Oil & Gas Co. | Athens, TX 75751 | Oil & Gas Operator | Feb 1995 |
| 23422 | Powder Battalion Holdings LLC | Sheridan, WY 82801 | Gas Operator | Dec 2023 |
| 23423 | Powder Mill Gas Co | New Bethlehem, PA 16242-2252 | Gas Operator | Dec 2024 |
| 23424 | Powder River Oil | Golden, CO 80401 | Oil & Gas Operator | Sep 2018 |
| 23425 | Powder River Petroleum | Boerne, TX 78006 | Oil & Gas Operator | Dec 1998 |
| 23426 | Powder River Resources, LLC | Archer City, TX 76351 | Oil & Gas Operator | Dec 2025 |
| 23427 | Powder River Royalty Inc | | Oil & Gas Operator | Dec 1986 |
| 23428 | Powell & Brown | Denver City, TX 79323 | Oil & Gas Operator | Mar 2008 |
| 23429 | Powell Donovan L | Spraggs, PA 15362-2019 | Gas Operator | Dec 2024 |
| 23430 | Powell James S | Cleveland, OK 74020 | Oil Operator | Aug 2025 |
| 23431 | Powell Jess L | Sapulpa, OK 74066 | Oil & Gas Operator | Sep 2025 |
| 23432 | Powell Oil | Healdton, OK 73438-4463 | Oil & Gas Operator | Sep 2025 |
| 23433 | Powell Oil And Gas, LLC | Sebree, KY 42455 | Oil Operator | Dec 2020 |
| 23434 | Powell Petroleum Resources, LLC | Houston, TX 77054 | Gas Operator | Jun 2005 |
| 23435 | Powell Properties, Inc. | Los Altos, CA 94024 | Oil & Gas Operator | Dec 2025 |
| 23436 | Powell, A. Brandt | Coleman, TX 76834 | Oil & Gas Operator | Mar 1999 |
| 23437 | Powell, A. Brandt Co. | Hawley, TX 79525 | Oil & Gas Operator | Dec 2025 |
| 23438 | Powell, A. D., Oil Corp. | Luling, TX 78648 | Oil & Gas Operator | Aug 1996 |
| 23439 | Powell, Clarence | | Oil & Gas Operator | Sep 2021 |
| 23440 | Powell, Gene Investments, Inc. | Longview, TX 75608 | Oil & Gas Operator | Apr 2024 |
| 23441 | Powell, J R Trust Uta 1-1-1983 | | Oil & Gas Operator | Dec 2013 |
| 23442 | Powell, J.W. | Muenster, TX 76252 | Oil & Gas Operator | Dec 1994 |
| 23443 | Powell, Jack J. | Tyler, TX 75702 | Oil & Gas Operator | Dec 1995 |
| 23444 | Powell, N. P. Estate | Tyler, TX 75702 | Oil & Gas Operator | Aug 1997 |
| 23445 | Powell, N. P. Estate Partnership | Tyler, TX 75702 | Oil & Gas Operator | May 2002 |
| 23446 | Powell, Wayne D. & Barbara | Sedan, KS 67361 | Oil Operator | Sep 1996 |
| 23447 | Powell-McCarroll Partnership | Sachse, TX 75048 | Oil & Gas Operator | Dec 2025 |
| 23448 | Power Fuel Producers Inc | Keller, TX 76244-1059 | Oil & Gas Operator | Sep 2001 |
| 23449 | Power Gas Marketing & Trans | Akron, OH 44311-1057 | Oil & Gas Operator | Dec 2005 |
| 23450 | Power Gas MKT & Trans Inc | Akron, OH 44311-1062 | Oil & Gas Operator | Dec 2008 |
| 23451 | Power Reserves, Inc. | | Oil Operator | Feb 1999 |
| 23452 | Power Resour Oper Co Inc | Canton, OH 44718 | Oil & Gas Operator | Dec 2005 |
| 23453 | Power Run Oil LLC | | Oil & Gas Operator | Oct 2025 |
| 23454 | Power, Scott | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 1997 |
| 23455 | Powerdrive Energy Services Company LLC | | Oil & Gas Operator | Nov 2025 |
| 23456 | Powerflex Services Inc. | Winters, TX 79567 | Oil & Gas Operator | Dec 2025 |
| 23457 | Powerline Energy Corporation | Arlington, TX 76015 | Oil & Gas Operator | Dec 2025 |
| 23458 | Powers Energy Inc | Denver, CO 80237-1926 | Oil & Gas Operator | Aug 1999 |
| 23459 | Powers, Dixon D. | Great Bend, KS 67530 | Oil & Gas Operator | Oct 1995 |
| 23460 | Poydras Energy Partners, LLC | | Oil & Gas Operator | Dec 2021 |
| 23461 | Poynor Corporation | Beaumont, TX 77706 | Oil & Gas Operator | Dec 2025 |
| 23462 | Pozo Resources, Inc | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 23463 | PPC Operating Company LLC | Houston, TX 77279 | Oil & Gas Operator | Jul 2019 |
| 23464 | PPG Oper LLC | State College, PA 16801-7569 | Gas Operator | Oct 2025 |
| 23465 | PPP Future Dev Inc | Alexander, NY 14005 | Oil & Gas Operator | Dec 2024 |
| 23466 | PPP Future Development Inc. | Alexander, NY 14005 | Oil & Gas Operator | Dec 2024 |
| 23467 | PPP Petroleum LP | Dallas, TX 75201-1585 | Oil & Gas Operator | Oct 2025 |
| 23468 | PR Operating, LP (A Texas Limited Partnership) | Frisco, TX 75034 | Gas Operator | Apr 2012 |
| 23469 | Prado Petroleum | | Oil Operator | Mar 1982 |
| 23470 | Prado Petroleum Co. | | Oil & Gas Operator | Dec 1996 |
| 23471 | Prafford Gas System, LC | Wichita, KS 67201 | Gas Operator | May 2012 |
| 23472 | Prairie Crude, Inc. | Midland, TX 79704 | Oil & Gas Operator | Jan 2005 |
| 23473 | Prairie Dog Exploration, LLC | Calgary, Alberta, T2P 0J9 | Gas Operator | Jun 2009 |
| 23474 | Prairie Energy C | | Oil Operator | Oct 1987 |
| 23475 | Prairie Energy Company | Fort Worth, TX 76185 | Oil & Gas Operator | Mar 2003 |
| 23476 | Prairie Energy LC | Oklahoma City, OK 73118 | Gas Operator | Jun 2014 |
| 23477 | Prairie Exploration Company | Norman, OK 73072 | Oil & Gas Operator | Mar 2011 |
| 23478 | Prairie Gas Operating, LLC | Tulsa, OK 74101 | Gas Operator | Dec 2019 |
| 23479 | Prairie Methane Gas Producers LLC | Dewey, OK 74029 | Oil Operator | Dec 2009 |
| 23480 | Prairie Oil Company | Pampa, TX 79066 | Oil & Gas Operator | Jan 2017 |
| 23481 | Prairie Oil Inco | | Oil Operator | Jan 1986 |
| 23482 | Prairie Oil Partners | Hays, KS 67601 | Oil Operator | May 1999 |
| 23483 | Prairie Oil, LLC | Louisburg, KS 66053 | Oil Operator | Apr 2025 |
| 23484 | Prairie Operating Co LLC | | Oil & Gas Operator | Oct 2025 |
| 23485 | Prairie Petroleum, Inc | Plano, TX 75093 | Oil & Gas Operator | May 1999 |
| 23486 | Prairie Producing Company | | Oil & Gas Operator | Dec 1992 |
| 23487 | Prairie Production | San Antonio, TX 78228 | Oil & Gas Operator | Dec 2025 |
| 23488 | Prairie Production, Inc. | | Oil & Gas Operator | Apr 2020 |
| 23489 | Prairie Resources Corp. | | Oil Operator | Dec 1989 |
| 23490 | Prairie Resources Inc | Hays, KS 67601 | Oil & Gas Operator | Sep 2009 |
| 23491 | Prairie Resources LLC | | Oil Operator | Oct 2025 |
| 23492 | Prairie State Pe | | Oil Operator | Jul 1994 |
| 23493 | Prairie Sun,Inc. | Roswell, NM 88201 | Oil & Gas Operator | Jun 2003 |
| 23494 | Prairie Well Service, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Mar 1995 |
| 23495 | Prairie Wind Oil LLC | Blackwell, OK 74647-7242 | Oil & Gas Operator | Aug 2025 |
| 23496 | Prairie Wolf Operating, LLC | Stilwell, OK 74960 | Oil & Gas Operator | Jun 2025 |
| 23497 | Prairiedale Energy Inc | Duncan, OK 73533-3657 | Oil & Gas Operator | Sep 2025 |
| 23498 | Prasad, Hari Production Co. | Midland, TX 79701 | Oil & Gas Operator | Dec 2025 |
| 23499 | Prasad, LTD. | Midland, TX 79701 | Oil & Gas Operator | Sep 2006 |
| 23500 | Prater Oil & Gas Operations, Inc. | Pratt, KS 67124 | Oil & Gas Operator | Jun 2025 |