| 22401 | Pices Energy Production Co. | Alva, OK 73717-9512 | Oil & Gas Operator | Apr 2014 |
| 22402 | Pickelsimer Kenny | Wilson, OK 73463-6502 | Oil & Gas Operator | Aug 2014 |
| 22403 | Pickens Company, Inc., The | Dallas, TX 75225 | Oil & Gas Operator | Jan 2025 |
| 22404 | Pickett Brothers | | Oil Operator | Dec 1995 |
| 22405 | Pickett Oil Co. | Gonzales, TX 78629 | Oil & Gas Operator | Oct 2019 |
| 22406 | Pickett, D. W. | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Sep 2004 |
| 22407 | Pickrell Drilling Co., Inc. | Wichita, KS 67213 | Oil & Gas Operator | Mar 2026 |
| 22408 | Picosa, L.L.C. | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Jul 2026 |
| 22409 | Pie La Operating, LLC | | Oil & Gas Operator | Jan 2025 |
| 22410 | Pie Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Jul 2026 |
| 22411 | Piedra Operating, LLC | Denver, CO 80202 | Oil & Gas Operator | May 2023 |
| 22412 | Pier Oil Company Inc. | | Oil Operator | Dec 2025 |
| 22413 | Pieratt, Ralph | Burlington, KS 66839 | Oil Operator | Aug 1987 |
| 22414 | Pierce & Petersen | Warren, PA 16365 | Oil & Gas Operator | Dec 2025 |
| 22415 | Pierce G R Oil Properties Inc | Oklahoma City, OK 73106 | Oil Operator | Feb 1999 |
| 22416 | Pierce Investments | Weatherford, OK 73096 | Oil Operator | Jul 1994 |
| 22417 | Pierce James E | Warren, PA 16365-0627 | Oil & Gas Operator | Dec 2011 |
| 22418 | Pierce Junction Petroleum Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2010 |
| 22419 | Pierce L H | Healdton, OK 73438-9530 | Oil Operator | Jan 1996 |
| 22420 | Pierce O M Operations | Duncan, OK 73533 | Oil & Gas Operator | Nov 1998 |
| 22421 | Pierce Oil Company | Skiatook, OK 74070 | Oil & Gas Operator | Nov 2017 |
| 22422 | Pierce Operating Company, L.L.C. | Bryan, TX 77808 | Oil & Gas Operator | Dec 2018 |
| 22423 | Pierce Patsey R The Estate Of | Duncan, OK 73533-4900 | Oil Operator | Mar 2007 |
| 22424 | Pierce Production Company | Eunice, NM 88231 | Oil & Gas Operator | Oct 2012 |
| 22425 | Pierce Production Company, LLC | Midland, TX 79702 | Oil & Gas Operator | Jul 2026 |
| 22426 | Pierce, Ray A. | Eunice, NM 88231 | Oil & Gas Operator | Nov 2004 |
| 22427 | Pierco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Jul 2026 |
| 22428 | Pierre Petroleum Corp. | Borger, TX 79007 | Oil & Gas Operator | Feb 1997 |
| 22429 | Piersol Oil & Gas Company | Belpre, OH 45714 | Oil & Gas Operator | Dec 2021 |
| 22430 | Pierson Max S | Bartlesville, OK 74003-5909 | Oil Operator | Sep 2020 |
| 22431 | Pike Oil & Gas Inc | Pittsfield, IL 62363 | Oil & Gas Operator | Oct 2020 |
| 22432 | Pikeco Inc | Whitesboro, TX 76273 | Oil & Gas Operator | Nov 2001 |
| 22433 | Piland Resources | | Oil & Gas Operator | Mar 2022 |
| 22434 | Pilgrim & Smith Inc | Tulsa, OK 74152 | Oil & Gas Operator | Apr 2015 |
| 22435 | Pilgrim Energy Partners L.L.C. | Fairfield, IL 62837 | Oil Operator | Jul 2026 |
| 22436 | Pillans, Benjamin P. | Abilene, TX 79605 | Gas Operator | Aug 2012 |
| 22437 | Pillar Efs, LLC | Irving, TX 75039 | Oil & Gas Operator | Jul 2026 |
| 22438 | Pillar Energy Pa LLC | Charleston, WV 25312-5987 | Oil & Gas Operator | Dec 2025 |
| 22439 | Pillar Energy, LLC | Charleston, WV 25312-5987 | Oil & Gas Operator | Dec 2025 |
| 22440 | Pillers Chris | Skiatook, OK 74070-1811 | Oil Operator | Apr 2026 |
| 22441 | Pillows, Burl A. | Houston, TX 77062 | Oil & Gas Operator | Jul 2026 |
| 22442 | Pilot Energy LLC | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2013 |
| 22443 | Pilot Exploration Company | Okmulgee, OK 74447 | Oil & Gas Operator | Jan 2011 |
| 22444 | Pilot Oil & Gas Corporation | | Gas Operator | Dec 2008 |
| 22445 | Pilot Resources, Inc. | | Oil & Gas Operator | May 2013 |
| 22446 | Pima Energy, LLC | Knott, TX 79748 | Oil & Gas Operator | Jul 2026 |
| 22447 | Pin Oak Energy Partners LLC | Akron, OH 44311 | Oil & Gas Operator | Apr 2026 |
| 22448 | Pin Oak Operating, LLC | | Gas Operator | Dec 2021 |
| 22449 | Pin Oak Petroleum Inc | Dallas, TX 75251 | Oil & Gas Operator | Dec 1989 |
| 22450 | Pine City Gas LLC | Lucinda, PA 16235-0060 | Oil & Gas Operator | Dec 2025 |
| 22451 | Pine Creek Operating LLC | Colorado Spri, CO 80903 | Oil & Gas Operator | Jul 2021 |
| 22452 | Pine Haven Resources LLC | Boulder, CO 80305 | Oil Operator | Jun 2026 |
| 22453 | Pine Island Operating, L.L.C. | Graham, TX 76450 | Oil & Gas Operator | Jul 2026 |
| 22454 | Pine Island Production Company | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Apr 2012 |
| 22455 | Pine Island Production LLC | | Oil Operator | Jan 2025 |
| 22456 | Pine Meadows Ranch Incorporated | | Oil & Gas Operator | Dec 2001 |
| 22457 | Pine Pipeline, Inc. | | Oil Operator | Dec 1998 |
| 22458 | Pine Prairie Oil Co., Inc. | | Oil & Gas Operator | Nov 1983 |
| 22459 | Pine Ridge Energy | Sugar Grove, PA 16350-6934 | Oil & Gas Operator | Dec 2025 |
| 22460 | Pine Ridge Operating, L.P. | Waelder, TX 78959 | Oil & Gas Operator | Jul 2026 |
| 22461 | Pine Top Energy Inc. | | Oil & Gas Operator | May 1997 |
| 22462 | Pine Top Inc | Akron, OH 44313 | Oil & Gas Operator | Dec 2016 |
| 22463 | Pine Valley Central School District | South Dayton, NY 14138 | Gas Operator | Dec 2025 |
| 22464 | Pine Valley Resources Inc | West Seneca, NY 14224-2244 | Oil & Gas Operator | Dec 1991 |
| 22465 | Pine Wave Energy Partners Op,LLC | Dallas, TX 75205 | Oil & Gas Operator | Mar 2026 |
| 22466 | Pine Wave Energy Partners Operating, LLC | | Gas Operator | Apr 2022 |
| 22467 | Pineco | Laurelville, OH 43135 | Oil & Gas Operator | Dec 2023 |
| 22468 | Pinedale Energy Partners Operating LLC | Tulsa, OK 74105 | Oil & Gas Operator | Apr 2021 |
| 22469 | Pinedale Investment Inc | Pinedale, WY 82941 | Oil & Gas Operator | Jun 2026 |
| 22470 | Pineland Operating Company, LLC | Dallas, TX 75231 | Oil & Gas Operator | May 2026 |
| 22471 | Pinevue Farms | Chillicothe, OH 45601 | Oil & Gas Operator | Dec 1993 |
| 22472 | Pinewood Exploration Inc. | Arlington, TX 76096 | Oil & Gas Operator | Oct 2011 |
| 22473 | Pinkston Robert L | Beggs, OK 74421 | Oil Operator | Apr 2026 |
| 22474 | Pinnacle Corporation (The) | Broken Arrow, OK 74012 | Oil & Gas Operator | Nov 2014 |
| 22475 | Pinnacle Energy Group, LLC | Gillette, WY 82717 | Oil & Gas Operator | Nov 2017 |
| 22476 | Pinnacle Energy, LLC | | Oil & Gas Operator | Jan 2025 |
| 22477 | Pinnacle Exploration & Production Co | Kiefer, OK 74041 | Oil & Gas Operator | Apr 2026 |
| 22478 | Pinnacle Exploration Inc | Edmond, OK 73003 | Oil & Gas Operator | Mar 2024 |
| 22479 | Pinnacle Gas Resources, Inc. | Sheridan, WY 82801 | Gas Operator | Mar 2011 |
| 22480 | Pinnacle Mining Company, LLC | | Oil & Gas Operator | Dec 2017 |
| 22481 | Pinnacle Mining Corporation | Midland, TX 79708 | Oil & Gas Operator | Jul 2026 |
| 22482 | Pinnacle Operating Company LLC | Tulsa, OK 74137 | Oil & Gas Operator | Apr 2026 |
| 22483 | Pinnacle Operating Company, Inc. | Shreveport, LA 71135 | Oil & Gas Operator | Jul 2026 |
| 22484 | Pinon Corporation | San Antonio, TX 78266 | Oil & Gas Operator | Jul 2001 |
| 22485 | Pinon Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2023 |
| 22486 | Pinon Petroleum, Inc. | San Angelo, TX 76903 | Oil & Gas Operator | Apr 2004 |
| 22487 | Pintail Minerals Corp. | | Gas Operator | Jun 1992 |
| 22488 | Pintail Oil & Gas, LLC | Midland, TX 79702 | Oil & Gas Operator | Dec 2019 |
| 22489 | Pintail Petroleu | | Oil & Gas Operator | Dec 1995 |
| 22490 | Pintail Petroleum, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Jun 2010 |
| 22491 | Pintail Petroleum, LTD. | Wichita, KS 67202 | Oil & Gas Operator | Apr 2021 |
| 22492 | Pintail Production Co., Inc. | Fort Worth, TX 76132 | Oil & Gas Operator | Jul 2026 |
| 22493 | Pintex Operating Inc. | Corpus Chrsti, TX 78478 | Oil & Gas Operator | Feb 2005 |
| 22494 | Pinto Petroleum | Wichita, KS 67211 | Oil Operator | Nov 2001 |
| 22495 | Pinzok, Michael & Linda | Ripley, NY 14775 | Gas Operator | Dec 2025 |
| 22496 | Pioneer Drilling Co | Payne, OH 45880 | Oil & Gas Operator | Dec 1993 |
| 22497 | Pioneer Energy Corporation | Dallas, TX 75204 | Oil & Gas Operator | Jul 2026 |
| 22498 | Pioneer Exploration Company | Houston, TX 77090 | Oil & Gas Operator | May 2026 |
| 22499 | Pioneer Exploration, LLC | Houston, TX 77090 | Oil & Gas Operator | Jun 2026 |
| 22500 | Pioneer Exploration, LTD. | Houston, TX 77090 | Oil & Gas Operator | Sep 2008 |