| 1401 | Place, Steve | El Dorado, KS 67042 | Oil Operator | Dec 2019 |
| 1402 | Placer Oil Co. | Sugar Land, TX 77479 | Oil & Gas Operator | Apr 2008 |
| 1403 | Placid Oil Co., Et Al | | Oil & Gas Operator | Jun 1983 |
| 1404 | Placid Oil Company | Houston, TX 77227 | Oil & Gas Operator | Mar 2008 |
| 1405 | Placid Operating, LLC | Dallas, TX 75230 | Oil & Gas Operator | Jul 2021 |
| 1406 | Plains Exploration & Prod. Co. | Houston, TX 77002 | Oil & Gas Operator | Jul 2013 |
| 1407 | Plains Marketing, LP | Cushing, OK 74023 | Oil Operator | Jan 2012 |
| 1408 | Plains Oil & Gas | Cushing, OK 74023-4819 | Oil & Gas Operator | Jan 2019 |
| 1409 | Plains Oil Compa | | Oil & Gas Operator | Aug 1988 |
| 1410 | Plains Petroleum | | Gas Operator | Dec 1996 |
| 1411 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
| 1412 | Plains Production Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
| 1413 | Plains Radio Pet Co | Midland, TX 79703 | Oil & Gas Operator | Apr 2023 |
| 1414 | Plains Resources Inc. | Houston, TX 77002 | Oil & Gas Operator | Jul 2008 |
| 1415 | Plainsmen Energy LLC | Enid, OK 73703-5747 | Oil & Gas Operator | Mar 2026 |
| 1416 | Planet Associates Inc | Denver, CO 80218 | Oil Operator | Dec 1994 |
| 1417 | Planet Energy, LLC | | Oil & Gas Operator | Dec 2015 |
| 1418 | Planet Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 1419 | Planet Resource Operating, LLC | | Oil & Gas Operator | Nov 2024 |
| 1420 | Planetierra Three Partnership | Sunray, TX 79086 | Oil & Gas Operator | Jun 2026 |
| 1421 | Plano Corp. | | Oil & Gas Operator | Mar 2005 |
| 1422 | Plano Petroleum | | Oil & Gas Operator | Dec 1994 |
| 1423 | Plano Petroleum Corporation | McKinney, TX 75070 | Oil & Gas Operator | Dec 2019 |
| 1424 | Plano Petroleum LLC | Plano, TX 75093-8773 | Oil & Gas Operator | Apr 2013 |
| 1425 | Plantation Oil Company | | Oil Operator | Dec 2006 |
| 1426 | Plantation Operating Co., Inc. | Holliday, TX 76366 | Oil & Gas Operator | Jun 2026 |
| 1427 | Plantation Operating, LLC | Houston, TX 77041 | Oil & Gas Operator | Nov 2011 |
| 1428 | Plants & Goodwin Inc | Bradford, PA 16701-3733 | Oil & Gas Operator | Dec 2018 |
| 1429 | Plateau Energy, LLC | Smyer, TX 79367 | Oil & Gas Operator | Dec 2024 |
| 1430 | Plateau Operating Corporation | Nashville, TN 37205 | Oil & Gas Operator | Feb 2026 |
| 1431 | Platform Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Jun 2026 |
| 1432 | Platinum Exploration Inc. | Midland, TX 79701 | Oil & Gas Operator | Jun 2026 |
| 1433 | Platinum Gas Properties LLC | | Gas Operator | Dec 2025 |
| 1434 | Platinum Oil & Gas, L.L.C. | San Juan, TX 78589 | Oil & Gas Operator | Jun 2026 |
| 1435 | Platinum Oil Properties, LLC | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Aug 2006 |
| 1436 | Platinum Properties Inc. | Wichita Falls, TX 76301 | Oil Operator | Aug 2003 |
| 1437 | Platt Oil Production | | Oil & Gas Operator | Jan 2007 |
| 1438 | Platte Valley Oi | | Oil Operator | Jul 1987 |
| 1439 | Platte Valley Oil Co Inc | Ralston, NE 68127 | Oil Operator | Feb 2026 |
| 1440 | Playa Minerals & Energy, Inc. | Houston, TX 77060 | Oil & Gas Operator | Nov 2003 |
| 1441 | Playa Oil & Gas, LP | | Oil & Gas Operator | Apr 2009 |
| 1442 | Pleasant Hill Oil Co | Carrollton, OH 44615 | Oil Operator | Dec 2006 |
| 1443 | Pleasant Oil & Gas | Clarendon, PA 16313-4532 | Oil & Gas Operator | Dec 2025 |
| 1444 | Pledger Operating Co. Inc. | | Oil & Gas Operator | Dec 2025 |
| 1445 | Pledger West Broussard Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 1446 | Plegel Oil Company Inc. | | Oil & Gas Operator | Mar 2026 |
| 1447 | Plemons Enterprises | Borger, TX 79008 | Oil & Gas Operator | Aug 1998 |
| 1448 | Plenergy Dev LTD | | Oil & Gas Operator | Jun 2004 |
| 1449 | Pletcher Oil Limited Liability Company | Ardmore, OK 73401 | Oil & Gas Operator | Mar 2026 |
| 1450 | PLF Energy, LLC | Le Roy, NY 14482 | Gas Operator | Dec 2024 |
| 1451 | Plo Inc | Amarillo, TX 79109-6222 | Gas Operator | Mar 2015 |
| 1452 | Plo'S Oil & Gas | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Jun 2026 |
| 1453 | Plotner Oil Company | Oklahoma City, OK 73122 | Oil & Gas Operator | Feb 2026 |
| 1454 | Plotner Ralph Oil & Gas Inv Co | Oklahoma City, OK 73112 | Oil & Gas Operator | Nov 2021 |
| 1455 | Ploutos, LLC | | Oil Operator | May 2021 |
| 1456 | Plover Production Company | Fort Worth, TX 76109 | Oil & Gas Operator | Jul 2006 |
| 1457 | PLR Energy, LLC | Houston, TX 77079 | Oil Operator | May 2018 |
| 1458 | PLS Operating Co, Inc. | | Oil & Gas Operator | Jul 1989 |
| 1459 | Plug Nickel Oil Company Inc | | Oil & Gas Operator | Feb 2026 |
| 1460 | Plum Creek Energy, LLC | Ellinwood, KS 67526 | Oil & Gas Operator | Feb 2026 |
| 1461 | Plumb Operating Company, Inc. | | Oil & Gas Operator | Dec 1989 |
| 1462 | Plumb Resources, Inc. | Houston, TX 77096 | Oil & Gas Operator | Jun 1998 |
| 1463 | Plumley, M. C. & Associates | Borger, TX 79008 | Oil & Gas Operator | Jun 2026 |
| 1464 | Plummer Energy Inc | Pauls Valley, OK 73075-8663 | Oil & Gas Operator | Nov 2016 |
| 1465 | Plymouth Exploration LLC | Tulsa, OK 74119-1031 | Oil & Gas Operator | Dec 2025 |
| 1466 | Plymouth Resource Group LLC | | Oil & Gas Operator | Dec 1999 |
| 1467 | Plymouth Resource GRP 1998 LLC | | Oil & Gas Operator | Mar 2000 |
| 1468 | Plymouth Resources Group II Inc | | Oil & Gas Operator | May 2007 |
| 1469 | PM Oil & Gas, Inc. | San Angelo, TX 76903 | Oil Operator | Jun 2026 |
| 1470 | PMB Energy, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Jun 2026 |
| 1471 | PMD Oil Recovery LLC | Perry, OK 73077 | Oil & Gas Operator | Mar 2026 |
| 1472 | Pmi Energy Co. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Aug 2002 |
| 1473 | PMJ, Inc. | Man, WV 25635-0000 | Gas Operator | Dec 2021 |
| 1474 | PML Operating LLC | | Oil Operator | Apr 2026 |
| 1475 | Pmo | Garland, TX 75040 | Oil & Gas Operator | Feb 2018 |
| 1476 | PMR Energy, LLC | San Antonio, TX 78209 | Oil Operator | Jun 2026 |
| 1477 | PN Resources, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Aug 2003 |
| 1478 | PNB Petrol Haddad & Brooks Inc | Atlanta, GA 30305-1555 | Oil & Gas Operator | Dec 1989 |
| 1479 | PNG Gathering, LLC | Wellington, TX 79095 | Oil & Gas Operator | Dec 2024 |
| 1480 | PNG Operating Company | Oklahoma City, OK 73172 | Oil & Gas Operator | Jun 2026 |
| 1481 | PNG Production, LLC | Wellington, TX 79095 | Oil & Gas Operator | Jun 2026 |
| 1482 | PNL Operating, LLC | Casper, WY 82602 | Gas Operator | Dec 2022 |
| 1483 | PNP Operating Company LLC | San Antonio, TX 78230 | Oil Operator | Jun 2026 |
| 1484 | PO&G Operating, LLC (Pogo) | Houston, TX 77057 | Oil & Gas Operator | Mar 2026 |
| 1485 | Poblano Energy LLC | Houston, TX 77024-2217 | Oil & Gas Operator | Mar 2026 |
| 1486 | Pobres Incorporated | Wichita Falls, TX 76308 | Oil & Gas Operator | Mar 2008 |
| 1487 | Poc-I LLC | Casper, WY 82605 | Oil & Gas Operator | Apr 2026 |
| 1488 | Pocahontas Gas LLC | | Gas Operator | Dec 2021 |
| 1489 | Poco LLC | Houston, TX 77270 | Oil & Gas Operator | Jun 2026 |
| 1490 | Poco Oil Co. | Houston, TX 77069 | Oil & Gas Operator | Mar 1997 |
| 1491 | Poco Resources LLC | Artesia, NM 88210 | Oil & Gas Operator | Jul 2024 |
| 1492 | Poe Servicing Inc | Oberlin, KS 67749 | Oil Operator | Oct 2019 |
| 1493 | Poff, H. Bryan | Fort Worth, TX 76103 | Oil & Gas Operator | Mar 2008 |
| 1494 | Pogo Oil & Gas Operating, Inc | Hobbs, NM 88240 | Oil & Gas Operator | Dec 2019 |
| 1495 | Pogo Panhandle 2004, L.P. | Houston, TX 77002 | Oil & Gas Operator | Oct 2017 |
| 1496 | Pogo Producing Company | Houston, TX 77002 | Oil & Gas Operator | Jan 2008 |
| 1497 | Pogo Producing Company LLC | Houston, TX 77002 | Oil & Gas Operator | Mar 2026 |
| 1498 | Pogue Randall | Ada, OK 74821-1547 | Oil & Gas Operator | Apr 2014 |
| 1499 | Pogue, Randall R. | Ada, OK 74820 | Oil & Gas Operator | May 2003 |
| 1500 | Pohlman Oil LLC | Hays, KS 67601 | Oil Operator | Jan 2026 |