| 1301 | Pine Valley Resources Inc | West Seneca, NY 14224-2244 | Oil & Gas Operator | Dec 1991 |
| 1302 | Pine Wave Energy Partners Op,LLC | Dallas, TX 75205 | Oil & Gas Operator | Apr 2024 |
| 1303 | Pine Wave Energy Partners Operating, LLC | | Gas Operator | Apr 2022 |
| 1304 | Pineco | Laurelville, OH 43135 | Oil & Gas Operator | Dec 2023 |
| 1305 | Pinedale Energy Partners Operating LLC | Tulsa, OK 74105 | Oil & Gas Operator | Apr 2021 |
| 1306 | Pinedale Investment Inc | Pinedale, WY 82941 | Oil & Gas Operator | Mar 2024 |
| 1307 | Pineland Operating Company, LLC | Dallas, TX 75231 | Oil & Gas Operator | Feb 2024 |
| 1308 | Pinevue Farms | Chillicothe, OH 45601 | Oil & Gas Operator | Dec 1993 |
| 1309 | Pinewood Exploration Inc. | Arlington, TX 76096 | Oil & Gas Operator | Oct 2011 |
| 1310 | Pinkston Robert L | | Oil Operator | Dec 2023 |
| 1311 | Pinnacle Corporation (The) | Broken Arrow, OK 74012 | Oil & Gas Operator | Nov 2014 |
| 1312 | Pinnacle Energy Group, LLC | Gillette, WY 82717 | Oil & Gas Operator | Nov 2017 |
| 1313 | Pinnacle Energy, LLC | | Oil & Gas Operator | Jan 2024 |
| 1314 | Pinnacle Exploration & Production Co | Kiefer, OK 74041-0460 | Oil & Gas Operator | Jan 2024 |
| 1315 | Pinnacle Exploration Inc | Edmond, OK 73083-5348 | Oil & Gas Operator | Jan 2024 |
| 1316 | Pinnacle Gas Resources, Inc. | Sheridan, WY 82801 | Gas Operator | Mar 2011 |
| 1317 | Pinnacle Mining Company, LLC | | Oil & Gas Operator | Dec 2017 |
| 1318 | Pinnacle Mining Corporation | Midland, TX 79708 | Oil & Gas Operator | Apr 2024 |
| 1319 | Pinnacle Operating Company LLC | Tulsa, OK 74137-4248 | Oil & Gas Operator | Jan 2024 |
| 1320 | Pinnacle Operating Company, Inc. | Shreveport, LA 71135 | Oil & Gas Operator | Apr 2024 |
| 1321 | Pinon Corporation | San Antonio, TX 78266 | Oil & Gas Operator | Jul 2001 |
| 1322 | Pinon Operating, LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2023 |
| 1323 | Pinon Petroleum, Inc. | San Angelo, TX 76903 | Oil & Gas Operator | Apr 2004 |
| 1324 | Pintail Minerals Corp. | | Gas Operator | Jun 1992 |
| 1325 | Pintail Oil & Gas, LLC | Midland, TX 79702 | Oil & Gas Operator | Dec 2019 |
| 1326 | Pintail Petroleu | | Oil & Gas Operator | Dec 1995 |
| 1327 | Pintail Petroleum Inc. | Wichita, KS 67202 | Oil & Gas Operator | Jun 2010 |
| 1328 | Pintail Petroleum, LTD. | Wichita, KS 67202 | Oil & Gas Operator | Dec 2023 |
| 1329 | Pintail Production Co., Inc. | Fort Worth, TX 76132 | Oil & Gas Operator | Apr 2024 |
| 1330 | Pintex Operating Inc. | Corpus Chrsti, TX 78478 | Oil & Gas Operator | Feb 2005 |
| 1331 | Pinto Petroleum | Wichita, KS 67211 | Oil Operator | Nov 2001 |
| 1332 | Pinzok, Michael & Linda | Ripley, NY 14775 | Gas Operator | Dec 2022 |
| 1333 | Pioneer Drilling Co | Payne, OH 45880 | Oil & Gas Operator | Dec 1993 |
| 1334 | Pioneer Energy Corporation | Dallas, TX 75204 | Oil & Gas Operator | Apr 2024 |
| 1335 | Pioneer Exploration Company | Houston, TX 77090 | Oil & Gas Operator | Feb 2024 |
| 1336 | Pioneer Exploration, LLC | Houston, TX 77090 | Oil & Gas Operator | Jan 2024 |
| 1337 | Pioneer Exploration, LTD. | Houston, TX 77090 | Oil & Gas Operator | Sep 2008 |
| 1338 | Pioneer Feedyard, LLC | Oakley, KS 67748 | Oil Operator | Dec 2023 |
| 1339 | Pioneer Natural Res. (GPC), Inc. | Midland, TX 79702 | Oil & Gas Operator | Apr 1998 |
| 1340 | Pioneer Natural Res. USA, Inc. | Irving, TX 75038 | Oil & Gas Operator | Apr 2024 |
| 1341 | Pioneer Natural Resources Alaska Inc. | | Oil & Gas Operator | Jul 2014 |
| 1342 | Pioneer Natural Resources USA Inc | Irving, TX 75039 | Oil & Gas Operator | Dec 2023 |
| 1343 | Pioneer Of Oklahoma LP | Houston, TX 77090-3655 | Oil & Gas Operator | Sep 2023 |
| 1344 | Pioneer Oil & Gas | South Jordan, UT 84095 | Oil & Gas Operator | Jan 2014 |
| 1345 | Pioneer Oil Company, Inc. | Vincennes, IN 47501 | Oil & Gas Operator | Dec 2023 |
| 1346 | Pioneer Operatio | | Oil & Gas Operator | Mar 1986 |
| 1347 | Pioneer Operations, LLC | Hays, KS 67601 | Oil Operator | Nov 2023 |
| 1348 | Pioneer Prod. Corp. | | Oil & Gas Operator | Jun 1986 |
| 1349 | Pioneer Production Corp-Huggs | | Oil & Gas Operator | Jun 1986 |
| 1350 | Pioneer Prospect LLP | Sioux Falls, SD 57108 | Gas Operator | Dec 2022 |
| 1351 | Pioneer Resources Inc. | Phillipsburg, KS 67661 | Oil & Gas Operator | Oct 2020 |
| 1352 | Pioneer Resources Prod LP | Irving, TX 75039-3745 | Oil & Gas Operator | Feb 2005 |
| 1353 | Pioneer Resources Producing, L.P | Irving, TX 75039 | Oil & Gas Operator | Feb 2001 |
| 1354 | Pioneer Trucking LLC | Oklahoma City, OK 73162 | Oil Operator | Feb 2024 |
| 1355 | Pipeline Holdings, Inc | | Gas Operator | Dec 2012 |
| 1356 | Pipeline Management, Inc. | Lubbock, TX 79401 | Oil & Gas Operator | Dec 2002 |
| 1357 | Pipeline Oil & Gas, LLC | Phoenix, AZ 85016 | Oil Operator | Feb 2014 |
| 1358 | Piper Operating LLC | | Oil & Gas Operator | Feb 2024 |
| 1359 | Pipes Pursie E | MT Vernon, IL 62864 | Oil & Gas Operator | Dec 2014 |
| 1360 | Piqua Petro, Inc. | Piqua, KS 66761 | Oil Operator | Dec 2023 |
| 1361 | Piqua Petroleum | | Oil Operator | Dec 1996 |
| 1362 | Pistol Ridge Partners, LLC | | Oil & Gas Operator | Feb 2024 |
| 1363 | Pita Oil & Gas, LLC | | Oil Operator | Jul 2004 |
| 1364 | Pitchfork Investments, LLC | Amarillo, TX 79109 | Oil & Gas Operator | Apr 2024 |
| 1365 | Pitchfork Oil & Gas, Inc. | Orchard, TX 77464 | Oil & Gas Operator | Apr 2024 |
| 1366 | Pitco Investments, LTD. | Scottsdale, AZ 85261 | Oil & Gas Operator | Jan 2013 |
| 1367 | Pitco Production Company | Tulsa, OK 74170-2320 | Oil & Gas Operator | May 2013 |
| 1368 | Pitcock, Inc. | Graham, TX 76450 | Oil & Gas Operator | Apr 2024 |
| 1369 | Pitman Creek, Inc. | Burlington, IA 52601 | Oil Operator | Dec 1992 |
| 1370 | Pitman John | | Oil & Gas Operator | Jan 1992 |
| 1371 | Pitman, John Douglas Revocable Trust | Oklahoma City, OK 73118 | Oil Operator | Dec 2023 |
| 1372 | Pitman, John Estate (Deceased) | Oklahoma City, OK 73104 | Oil Operator | May 2000 |
| 1373 | Pittencrieff (Gulf Coast), Inc. | Abilene, TX 79608 | Oil & Gas Operator | Sep 1998 |
| 1374 | Pittencrieff America Inc | Abilene, TX 79608 | Oil & Gas Operator | Feb 2003 |
| 1375 | Pittman Kenneth | | Oil Operator | Mar 1995 |
| 1376 | Pittman, Joe N. | | Oil & Gas Operator | Apr 1985 |
| 1377 | Pittman-Allen Operating LLC | Oklahoma City, OK 73122-1105 | Gas Operator | Feb 2016 |
| 1378 | Pitts Energy Co. | Midland, TX 79707 | Oil & Gas Operator | Apr 2024 |
| 1379 | Pitts Oil Co-Dallas Prod Inc | | Oil & Gas Operator | Jun 1991 |
| 1380 | Pitts, Charles Company | Abilene, TX 79604 | Oil & Gas Operator | Dec 1997 |
| 1381 | Pitts, W. C. | | Oil Operator | Jan 1988 |
| 1382 | Pixley Carlis D | Marlow, OK 73055 | Oil & Gas Operator | Sep 1999 |
| 1383 | PK Gath & Oilfield SVCS, Inc. | Cleburne, TX 76031 | Oil & Gas Operator | Apr 2024 |
| 1384 | PK Petroleum LLC | Pampa, TX 79065 | Oil & Gas Operator | Apr 2024 |
| 1385 | PKS Energy Savers Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 1994 |
| 1386 | Place Oil And Gas Co. | Eastland, TX 76448 | Oil & Gas Operator | Apr 2024 |
| 1387 | Place, Steve | El Dorado, KS 67042 | Oil Operator | Dec 2019 |
| 1388 | Placer Energy Corp | | Oil Operator | Jun 1997 |
| 1389 | Placer Oil Co. | Sugar Land, TX 77479 | Oil & Gas Operator | Apr 2008 |
| 1390 | Placid Oil Co., Et Al | | Oil & Gas Operator | Jun 1983 |
| 1391 | Placid Oil Company | Houston, TX 77227 | Oil & Gas Operator | Mar 2008 |
| 1392 | Placid Operating, LLC | Dallas, TX 75230 | Oil & Gas Operator | Jul 2021 |
| 1393 | Plains Exploration & Prod. Co. | Houston, TX 77002 | Oil & Gas Operator | Jul 2013 |
| 1394 | Plains Liquids Transport Inc | Houston, TX 77002 | Oil & Gas Operator | May 1996 |
| 1395 | Plains Marketing & Trans Inc | Houston, TX 76002 | Oil & Gas Operator | Oct 1998 |
| 1396 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
| 1397 | Plains Oil & Gas | | Oil & Gas Operator | Jan 2019 |
| 1398 | Plains Oil Compa | | Oil & Gas Operator | Aug 1988 |
| 1399 | Plains Petroleum | | Gas Operator | Dec 1996 |
| 1400 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |