| 23301 | Pitman, John Estate (Deceased) | Oklahoma City, OK 73104 | Oil Operator | May 2000 |
| 23302 | Pittencrieff (Gulf Coast), Inc. | Abilene, TX 79608 | Oil & Gas Operator | Sep 1998 |
| 23303 | Pittencrieff America Inc | Abilene, TX 79608 | Oil & Gas Operator | Feb 2003 |
| 23304 | Pittman Kenneth | | Oil Operator | Mar 1995 |
| 23305 | Pittman, Joe N. | | Oil & Gas Operator | Apr 1985 |
| 23306 | Pittman-Allen Operating LLC | Oklahoma City, OK 73122-1105 | Gas Operator | Feb 2016 |
| 23307 | Pitts Energy Co. | Midland, TX 79707 | Oil & Gas Operator | Apr 2025 |
| 23308 | Pitts Oil Co-Dallas Prod Inc | | Oil & Gas Operator | Jun 1991 |
| 23309 | Pitts, Charles Company | Abilene, TX 79604 | Oil & Gas Operator | Dec 1997 |
| 23310 | Pitts, W. C. | | Oil Operator | Jan 1988 |
| 23311 | Pivonka Investments LLC | | Oil & Gas Operator | Mar 2025 |
| 23312 | Pixley Carlis D | Marlow, OK 73055 | Oil & Gas Operator | Sep 1999 |
| 23313 | PK Gath & Oilfield SVCS, Inc. | Cleburne, TX 76031 | Oil & Gas Operator | Apr 2025 |
| 23314 | PK Petroleum LLC | Pampa, TX 79065 | Oil & Gas Operator | Apr 2025 |
| 23315 | PKS Energy Savers Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 1994 |
| 23316 | Place Oil And Gas Co. | Eastland, TX 76448 | Oil & Gas Operator | Apr 2025 |
| 23317 | Place, Steve | El Dorado, KS 67042 | Oil Operator | Dec 2019 |
| 23318 | Placer Energy Corp | | Oil Operator | Jun 1997 |
| 23319 | Placer Oil Co. | Sugar Land, TX 77479 | Oil & Gas Operator | Apr 2008 |
| 23320 | Placid Oil Co., Et Al | | Oil & Gas Operator | Jun 1983 |
| 23321 | Placid Oil Company | Houston, TX 77227 | Oil & Gas Operator | Mar 2008 |
| 23322 | Placid Operating, LLC | Dallas, TX 75230 | Oil & Gas Operator | Jul 2021 |
| 23323 | Plains Exploration & Prod. Co. | Houston, TX 77002 | Oil & Gas Operator | Jul 2013 |
| 23324 | Plains Liquids Transport Inc | Houston, TX 77002 | Oil & Gas Operator | May 1996 |
| 23325 | Plains Marketing & Trans Inc | Houston, TX 76002 | Oil & Gas Operator | Oct 1998 |
| 23326 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
| 23327 | Plains Oil & Gas | Cushing, OK 74023-4819 | Oil & Gas Operator | Jan 2019 |
| 23328 | Plains Oil Compa | | Oil & Gas Operator | Aug 1988 |
| 23329 | Plains Petroleum | | Gas Operator | Dec 1996 |
| 23330 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
| 23331 | Plains Production Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
| 23332 | Plains Radio Pet Co | Midland, TX 79703 | Oil & Gas Operator | Apr 2023 |
| 23333 | Plains Resources Group LLC | Wynnewood, OK 73098 | Oil & Gas Operator | Feb 2025 |
| 23334 | Plains Resources Inc. | Houston, TX 77002 | Oil & Gas Operator | Jul 2008 |
| 23335 | Plainsmen Energy LLC | Enid, OK 73703-5747 | Oil & Gas Operator | Feb 2025 |
| 23336 | Planet Associates Inc | Denver, CO 80218 | Oil Operator | Dec 1994 |
| 23337 | Planet Energy, LLC | | Oil & Gas Operator | Dec 2015 |
| 23338 | Planet Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 23339 | Planet Resource Operating, LLC | | Oil & Gas Operator | Nov 2024 |
| 23340 | Planetierra Three Partnership | Sunray, TX 79086 | Oil & Gas Operator | Apr 2025 |
| 23341 | Plano Corp. | | Oil & Gas Operator | Mar 2005 |
| 23342 | Plano Petroleum | | Oil & Gas Operator | Dec 1994 |
| 23343 | Plano Petroleum Corporation | McKinney, TX 75070 | Oil & Gas Operator | Nov 2024 |
| 23344 | Plano Petroleum LLC | Plano, TX 75093-8773 | Oil & Gas Operator | Apr 2013 |
| 23345 | Plantation Oil Company | | Oil Operator | Dec 2006 |
| 23346 | Plantation Operating Co., Inc. | Holliday, TX 76366 | Oil & Gas Operator | Apr 2025 |
| 23347 | Plantation Operating, LLC | Houston, TX 77041 | Oil & Gas Operator | Nov 2011 |
| 23348 | Plants & Goodwin Inc | Bradford, PA 16701-3733 | Oil & Gas Operator | Dec 2018 |
| 23349 | Plateau Energy, LLC | Smyer, TX 79367 | Oil & Gas Operator | Dec 2023 |
| 23350 | Plateau Operating Corporation | Nashville, TN 37205 | Gas Operator | Dec 2024 |
| 23351 | Platform Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Apr 2025 |
| 23352 | Platinum Exploration Inc. | Midland, TX 79701 | Oil & Gas Operator | Apr 2025 |
| 23353 | Platinum Gas Properties LLC | | Gas Operator | Feb 2025 |
| 23354 | Platinum Oil & Gas, L.L.C. | San Juan, TX 78589 | Oil & Gas Operator | Apr 2025 |
| 23355 | Platinum Oil Properties, LLC | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Aug 2006 |
| 23356 | Platinum Properties Inc. | Wichita Falls, TX 76301 | Oil Operator | Aug 2003 |
| 23357 | Platt Oil Production | | Oil & Gas Operator | Jan 2007 |
| 23358 | Platte Valley Oi | | Oil Operator | Jul 1987 |
| 23359 | Platte Valley Oil Co., Inc. | Ralston, NE 68127 | Oil Operator | Dec 2024 |
| 23360 | Playa Minerals & Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Nov 2003 |
| 23361 | Playa Oil & Gas, LP | | Oil & Gas Operator | Apr 2009 |
| 23362 | Pleasant Hill Oil Co | Carrollton, OH 44615 | Oil Operator | Dec 2006 |
| 23363 | Pledger Operating Co. Inc. | | Oil & Gas Operator | Dec 2024 |
| 23364 | Pledger West Broussard Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 23365 | Plegel Oil Company Inc. | | Oil & Gas Operator | Dec 2024 |
| 23366 | Plemons Enterprises | Borger, TX 79008 | Oil & Gas Operator | Aug 1998 |
| 23367 | Plenergy Dev LTD | | Oil & Gas Operator | Jun 2004 |
| 23368 | Pletcher Oil Limited Liability Company | Ardmore, OK 73401 | Oil & Gas Operator | Feb 2025 |
| 23369 | PLF Energy, LLC | Le Roy, NY 14482 | Gas Operator | Dec 2023 |
| 23370 | Plick Enterprises, Inc. | Wellsville, NY 14895 | Oil & Gas Operator | Dec 2023 |
| 23371 | Plo Inc | Amarillo, TX 79109-6222 | Gas Operator | Mar 2015 |
| 23372 | Plo'S Oil & Gas | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Apr 2025 |
| 23373 | Plotner Oil Company | Oklahoma City, OK 73122 | Oil & Gas Operator | Feb 2025 |
| 23374 | Plotner Ralph Oil & Gas Inv Co | Oklahoma City, OK 73112 | Oil & Gas Operator | Nov 2021 |
| 23375 | Ploutos, LLC | | Oil Operator | May 2021 |
| 23376 | Plover Production Company | Fort Worth, TX 76109 | Oil & Gas Operator | Jul 2006 |
| 23377 | PLR Energy, LLC | Houston, TX 77079 | Oil Operator | May 2018 |
| 23378 | PLS Operating Co, Inc. | | Oil & Gas Operator | Jul 1989 |
| 23379 | Plug Nickel Oil Company Inc | | Oil & Gas Operator | Feb 2025 |
| 23380 | Plum Creek Energy, LLC | Ellinwood, KS 67526 | Oil & Gas Operator | Dec 2024 |
| 23381 | Plumb Operating Company, Inc. | | Oil & Gas Operator | Dec 1989 |
| 23382 | Plumb Resources, Inc. | Houston, TX 77096 | Oil & Gas Operator | Jun 1998 |
| 23383 | Plumley, M. C. & Associates | Borger, TX 79008 | Oil & Gas Operator | Apr 2025 |
| 23384 | Plummer Energy Inc | Pauls Valley, OK 73075-8663 | Oil & Gas Operator | Nov 2016 |
| 23385 | Plummer Robert Layna Trust | Ralston, OK 74650 | Oil Operator | Jul 2018 |
| 23386 | Plymouth Exploration LLC | Tulsa, OK 74119-1031 | Oil & Gas Operator | Feb 2025 |
| 23387 | Plymouth Resource Group LLC | | Oil & Gas Operator | Dec 1999 |
| 23388 | Plymouth Resource GRP 1998 LLC | | Oil & Gas Operator | Mar 2000 |
| 23389 | Plymouth Resources Group II Inc | | Oil & Gas Operator | May 2007 |
| 23390 | PM Oil & Gas, Inc. | San Angelo, TX 76903 | Oil Operator | Apr 2025 |
| 23391 | PMB Energy, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Apr 2025 |
| 23392 | PMD Oil Recovery LLC | Oklahoma City, OK 73129-5241 | Oil & Gas Operator | Feb 2025 |
| 23393 | Pmi Energy Co. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Aug 2002 |
| 23394 | PMJ, Inc. | Man, WV 25635-0000 | Gas Operator | Dec 2021 |
| 23395 | PML Operating LLC | | Oil Operator | Jan 2025 |
| 23396 | Pmo | Garland, TX 75040 | Oil & Gas Operator | Feb 2018 |
| 23397 | PMR Energy, LLC | San Antonio, TX 78209 | Oil Operator | Apr 2025 |
| 23398 | PN Resources, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Aug 2003 |
| 23399 | PNB Petrol Haddad & Brooks Inc | Atlanta, GA 30305-1555 | Oil & Gas Operator | Dec 1989 |
| 23400 | PNG Gathering, LLC | Wellington, TX 79095 | Oil & Gas Operator | Apr 2025 |