301 | McDonald Production | Lubbock, TX 79408 | Oil & Gas Operator | Mar 2003 |
302 | McGee, Tom Corporation | Booker, TX 79005 | Oil & Gas Operator | Jan 2024 |
303 | McGuffin, Joe Jr. | Christoval, TX 76935 | Oil & Gas Operator | Apr 2024 |
304 | McMinn Operating Company, Inc. | Hempstead, TX 77445 | Oil & Gas Operator | Apr 2024 |
305 | McNic Oil & Gas Midcontinent,Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Jul 1999 |
306 | Medallion Petroleum, Inc. | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2015 |
307 | Medallion Production Company | Tulsa, OK 74103 | Oil & Gas Operator | May 1997 |
308 | Merex Resources, Inc. | Amarillo, TX 79159 | Oil & Gas Operator | Sep 2019 |
309 | Meridian Oil Inc. | Houston, TX 77210 | Oil & Gas Operator | Aug 1996 |
310 | Merit Energy Company | Dallas, TX 75240 | Oil & Gas Operator | Apr 2024 |
311 | Mewbourne Oil Company | Tyler, TX 75711 | Oil & Gas Operator | Apr 2024 |
312 | MFP Petroleum LTD. Partnership | Oklahoma City, OK 73142 | Oil & Gas Operator | Nov 2017 |
313 | Mge Resources, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Jan 2024 |
314 | Midgard Energy Company | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2014 |
315 | Midstates Petroleum Company LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2018 |
316 | Midwestern Exploration Co. | Edmond, OK 73013 | Oil & Gas Operator | Dec 2023 |
317 | Milam, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2024 |
318 | Mineral Development, Inc. | Dallas, TX 75231 | Oil & Gas Operator | Aug 1996 |
319 | Mitchell Ehrlich Oil & Gas, LLC | Austin, TX 78746 | Oil & Gas Operator | Apr 2024 |
320 | MMGL TXPH, LLC | Dallas, TX 75240 | Oil & Gas Operator | Apr 2024 |
321 | Mobeetie Resource Dev LLC | Booker, TX 79005 | Oil & Gas Operator | Apr 2024 |
322 | Montgomery Petroleum, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Aug 2007 |
323 | Mote Resources, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Dec 2004 |
324 | MRR Oil Inc. | Perryton, TX 79070 | Oil & Gas Operator | Jun 2002 |
325 | Munson Operating, Inc. | Dallas, TX 75251 | Oil & Gas Operator | Apr 2024 |
326 | Munson, Charles C. | Dallas, TX 75201 | Oil & Gas Operator | Apr 2002 |
327 | Natural Gas Anadarko Company | Perryton, TX 79070 | Oil & Gas Operator | Apr 2024 |
328 | NBL Permian LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2018 |
329 | Neas Operating | Pampa, TX 79065 | Oil & Gas Operator | Oct 2011 |
330 | Neas Operating, LLC | Canyon Lake, TX 78133 | Oil & Gas Operator | Apr 2024 |
331 | New London Oil Inc. | Houston, TX 77253 | Oil & Gas Operator | Aug 2002 |
332 | Newfield Expl. Mid-Con. Inc | Tulsa, OK 74172 | Oil & Gas Operator | Jan 2015 |
333 | Newton Corp.,The | Dallas, TX 75251 | Oil & Gas Operator | Apr 2024 |
334 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Apr 2024 |
335 | Noble Energy Production Inc | Houston, TX 77067 | Oil & Gas Operator | Apr 2024 |
336 | Norcen Explorer, Inc. | Houston, TX 77079 | Oil & Gas Operator | May 1998 |
337 | North Operating Company | Canton, TX 75103 | Oil & Gas Operator | Apr 2024 |
338 | Oasis Operating, Inc. | Lubbock, TX 79404 | Oil & Gas Operator | Nov 2020 |
339 | Occidental Energy Company, Inc. | Houston, TX 77282 | Oil & Gas Operator | Jul 2021 |
340 | Oil Producers, Inc. Of Kansas | Wichita, KS 67206 | Oil & Gas Operator | Apr 2024 |
341 | Okie Operating Company, LTD. | Tulsa, OK 74103 | Oil & Gas Operator | Apr 2024 |
342 | Oklahoma Marlin Oil Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Feb 2020 |
343 | Okmar Oil Company | Marietta, OH 45750 | Oil & Gas Operator | Jun 2005 |
344 | Omega Energy Corp. | Graham, TX 76450 | Oil & Gas Operator | Apr 2024 |
345 | Opal Operating Company LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Apr 2024 |
346 | Oringderff, Alma Oil Properties | Dallas, TX 75225 | Oil & Gas Operator | Mar 2012 |
347 | Oryx Energy Company | Dallas, TX 75221 | Oil & Gas Operator | May 2002 |
348 | Otc Petroleum Corporation | Oklahoma City, OK 73116 | Oil & Gas Operator | Mar 2015 |
349 | Overflow Energy, LLC | Booker, TX 79005 | Oil & Gas Operator | Apr 2024 |
350 | Ozark Exploration, Inc. | Dallas, TX 75205 | Oil & Gas Operator | Apr 2024 |
351 | P. L. O. | Boerne, TX 78006 | Oil & Gas Operator | Jun 2016 |
352 | Paleo, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Apr 2024 |
353 | Paradis Investments, L.L.C. | Bellaire, TX 77401 | Oil Operator | Jun 2020 |
354 | Parallel Petroleum Corporation | Midland, TX 79702 | Oil & Gas Operator | Jan 2010 |
355 | Paramount Producing, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Oct 1996 |
356 | Parker & Parsley Development Co. | Midland, TX 79702 | Oil & Gas Operator | May 1995 |
357 | Parker & Parsley Development L.P | Midland, TX 79702 | Oil & Gas Operator | Oct 2007 |
358 | Parker & Parsley Producing LP | Midland, TX 79702 | Oil & Gas Operator | Oct 1997 |
359 | Patina Oil & Gas Corporation | Denver, CO 80202 | Oil & Gas Operator | May 2016 |
360 | Patrick & Vaughn | Oklahoma City, OK 73154 | Oil & Gas Operator | Sep 2005 |
361 | Peak Operating Of Texas, LLC | Denver, CO 80202 | Oil & Gas Operator | May 2005 |
362 | Pearl, Bill H. Productions, Inc. | Corpus Chrsti, TX 78460 | Oil & Gas Operator | Apr 2024 |
363 | Pearson, A. K. | Amarillo, TX 79114 | Oil & Gas Operator | Aug 2023 |
364 | Peckenpaugh Farms | Farnsworth, TX 79033 | Oil & Gas Operator | Apr 2024 |
365 | Pennzenergy Exp. & Prod., L.L.C. | Houston, TX 77210 | Oil & Gas Operator | Mar 2000 |
366 | Pennzoil Exploration & Production Co. | Carthage, TX 75633 | Oil & Gas Operator | Mar 2008 |
367 | Pennzoil Petroleum Company | Houston, TX 77252 | Oil & Gas Operator | Nov 1999 |
368 | Perdure Petroleum LLC | Allen, TX 75013 | Oil & Gas Operator | Oct 2021 |
369 | Perryton Operating Co., Inc. | Perryton, TX 79070 | Oil & Gas Operator | Apr 2024 |
370 | Petrohawk Operating Company | Houston, TX 77056 | Oil & Gas Operator | Oct 2021 |
371 | Petroleum Inc | Wichita, KS 67202 | Oil & Gas Operator | Oct 2021 |
372 | Petroleum Reserve Corporation | Plymouth MTNG, PA 19462 | Oil & Gas Operator | May 2008 |
373 | Philcon Development Co. | Amarillo, TX 79101 | Oil & Gas Operator | Sep 2014 |
374 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
375 | Pintail Production Co., Inc. | Fort Worth, TX 76132 | Oil & Gas Operator | Apr 2024 |
376 | Pioneer Natural Res. USA, Inc. | Irving, TX 75038 | Oil & Gas Operator | Apr 2024 |
377 | Pioneer Resources Producing, L.P | Irving, TX 75039 | Oil & Gas Operator | Feb 2001 |
378 | Pitchfork Investments, LLC | Amarillo, TX 79109 | Oil & Gas Operator | Apr 2024 |
379 | Pitco Investments, LTD. | Scottsdale, AZ 85261 | Oil & Gas Operator | Jan 2013 |
380 | PK Petroleum LLC | Pampa, TX 79065 | Oil & Gas Operator | Apr 2024 |
381 | Plains Exploration & Prod. Co. | Houston, TX 77002 | Oil & Gas Operator | Jul 2013 |
382 | Plains Marketing LP | Cushing, OK 74023 | Oil & Gas Operator | Dec 2022 |
383 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
384 | Plains Production Inc | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
385 | Plains Resources Inc. | Houston, TX 77002 | Oil & Gas Operator | Jul 2008 |
386 | PNG Operating Company | Oklahoma City, OK 73172 | Oil & Gas Operator | Apr 2024 |
387 | Pony Oil Company | Borger, TX 79008 | Oil & Gas Operator | Jul 2001 |
388 | Powerline Energy Corporation | Arlington, TX 76015 | Oil & Gas Operator | Apr 2024 |
389 | Prairie Well Service, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Mar 1995 |
390 | Presidio Exploration, Inc. | Englewood, CO 80155 | Oil & Gas Operator | May 1999 |
391 | Presidio Petroleum LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Apr 2024 |
392 | Princess Three Corporation | Henderson, TX 75653 | Oil & Gas Operator | Apr 2020 |
393 | Princess Three Operating, LLC | Henderson, TX 75653 | Oil & Gas Operator | Apr 2024 |
394 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
395 | Prospctv Invstmnt & TRDG Co, LTD | Tulsa, OK 74170 | Oil & Gas Operator | May 2001 |
396 | Protege Energy LLC | Tulsa, OK 74135 | Oil & Gas Operator | Jan 2018 |
397 | PXP Gulf Coast Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
398 | Qep Energy Company | Midland, TX 79701 | Oil & Gas Operator | Jan 2024 |
399 | Quanah Panhandle, LLC | Burleson, TX 76028 | Oil & Gas Operator | Apr 2024 |
400 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Jan 2024 |