401 | Landmark Exploration Co | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2013 |
402 | Langham Petroleum Expl. Corp. | Houston, TX 77056 | Oil & Gas Operator | Dec 2009 |
403 | Laran Operating LLC | Dover, OK 73734-0057 | Oil & Gas Operator | Mar 2015 |
404 | Lariat Petroleum Inc | Tulsa, OK 74119 | Oil & Gas Operator | Sep 2024 |
405 | Latex Petroleum Corp. | Houston, TX 77090 | Oil & Gas Operator | Aug 2012 |
406 | Latigo Oil And Gas Inc | Woodward, OK 73801 | Oil & Gas Operator | Oct 2024 |
407 | Latigo Petroleum, LLC | Pampa, TX 79066 | Oil & Gas Operator | Dec 2024 |
408 | LCB Resources LLC | Kingfisher, OK 73750-2322 | Oil & Gas Operator | Sep 2024 |
409 | Le Norman Energy Corporation | Duncan, OK 73534 | Oil & Gas Operator | Nov 2014 |
410 | Legacy Reserves Operating LP | Denver, CO 80201 | Oil & Gas Operator | Dec 2024 |
411 | Lime Rock Resources A, L.P. | Houston, TX 77002 | Oil & Gas Operator | Sep 2024 |
412 | Lime Rock Resources II-A, L.P. | Houston, TX 77002 | Oil & Gas Operator | Sep 2024 |
413 | Lincoln Rock Corporation | Northfield, IL 60093 | Oil & Gas Operator | Jul 2003 |
414 | Lindenmuth & Associates Inc | Austin, TX 78703 | Oil & Gas Operator | Aug 2024 |
415 | Lobo Exploration Company | Yukon, OK 73099 | Oil & Gas Operator | Sep 2024 |
416 | Locators Oil And Gas Inc | Guthrie, OK 73044 | Oil & Gas Operator | Oct 2022 |
417 | Locin Oil Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
418 | Lorentz Oil & Gas LLC | Edmond, OK 73034-7266 | Oil & Gas Operator | Sep 2024 |
419 | Louis Dreyfus Gas Marketing | Oklahoma City, OK 73134 | Oil & Gas Operator | Mar 2018 |
420 | LTJ Enterprises LLC | Lone Grove, OK 73443 | Oil & Gas Operator | Aug 2024 |
421 | LVM Oil Production LLC | Yale, OK 74085-6688 | Oil & Gas Operator | Jul 2021 |
422 | LX4 LLC | Gage, OK 73843 | Oil Operator | Jul 2024 |
423 | Lyon Energy, Inc. | Plano, TX 75075 | Oil & Gas Operator | Feb 2000 |
424 | M M Energy, Inc. | Oklahoma City, OK 73156 | Oil & Gas Operator | Oct 2024 |
425 | M M Resources, Inc. | Oklahoma City, OK 73156 | Oil & Gas Operator | Sep 2018 |
426 | M V Purchasing LLC | Wichita, KS 67202 | Oil & Gas Operator | Sep 2024 |
427 | Mac Laskey Kelly Oilfield | El Dorado, KS 67042 | Oil & Gas Operator | Sep 2024 |
428 | Mackellar Inc | Oklahoma City, OK 73116-7101 | Oil & Gas Operator | Oct 2024 |
429 | Malson Oil Company | Crawford, OK 73638 | Oil & Gas Operator | Dec 2016 |
430 | Marathon Oil Company | Houston, TX 77024 | Oil & Gas Operator | Oct 2024 |
431 | Marjo Operating Mid-Continent LLC | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2024 |
432 | Marlin Oil Corporation | Oklahoma City, OK 73113 | Oil & Gas Operator | Oct 2024 |
433 | Marshall Oil Corporation | Oklahoma City, OK 73154 | Oil & Gas Operator | Apr 2017 |
434 | Massad George H Estate | Holdenville, OK 74848 | Oil & Gas Operator | Dec 2014 |
435 | Maverick Brothers Resources LLC | Enid, OK 73701 | Oil & Gas Operator | Aug 2024 |
436 | MBR Resources, Inc. | Tulsa, OK 74119 | Oil & Gas Operator | Dec 2024 |
437 | McEna Inc | Tulsa, OK 74135 | Oil & Gas Operator | Jul 2005 |
438 | McNeal & Shahan Oil Co Inc | | Oil & Gas Operator | Apr 2014 |
439 | McNic Oil & Gas Midcontinent | Oklahoma City, OK 73154-0526 | Oil & Gas Operator | May 2024 |
440 | McOr Oil & Gas Corp | Houston, TX 77002 | Oil & Gas Operator | Oct 2013 |
441 | Meade Energy Corporation | Oklahoma City, OK 73118-4015 | Oil & Gas Operator | Oct 2024 |
442 | Meadowbrook Oil Corporation Of Ok Inc | Del City, OK 73115-3608 | Oil & Gas Operator | Oct 2024 |
443 | Medina-Pierce Oil & Gas Co | | Oil & Gas Operator | Feb 2012 |
444 | Mep Operating LLC | Houston, TX 77056-2733 | Oil & Gas Operator | Oct 2024 |
445 | Mer Resources Inc | Edmond, OK 73013-7662 | Oil & Gas Operator | Mar 2015 |
446 | Mesa Operating LP | Irving, TX 75039-3746 | Oil & Gas Operator | Oct 2010 |
447 | Metropolitan Resources Corp | Tulsa, OK 74169-1734 | Oil & Gas Operator | Mar 2015 |
448 | Mewbourne Oil Company | Tyler, TX 75711 | Oil & Gas Operator | Dec 2024 |
449 | Mge Resources, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Sep 2024 |
450 | Mid Center Oil Company | | Oil & Gas Operator | Mar 2014 |
451 | Mid-Con Central Expl Co | Tulsa, OK 74136 | Oil & Gas Operator | Aug 2014 |
452 | Mid-Con Energy Operating, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Oct 2024 |
453 | Mid-Continent Energy Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Oct 2024 |
454 | Middle Bay Production Co. Inc. | Houston, TX 77010 | Oil & Gas Operator | Sep 2014 |
455 | Midgard Energy Company | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2014 |
456 | Midnight Hour LLC | Enid, OK 73702 | Oil & Gas Operator | Apr 2020 |
457 | Midwest Energy Corporation | Tulsa, OK 74105-6083 | Oil & Gas Operator | Aug 2016 |
458 | Mija LLC | Edmond, OK 73034 | Oil & Gas Operator | Oct 2024 |
459 | Milmac Operating Company | Lubbock, TX 79408-2976 | Oil & Gas Operator | Sep 2004 |
460 | Miracle Production Inc | Yukon, OK 73085-0680 | Oil & Gas Operator | Jun 2007 |
461 | Mito Resources LLC | Edmond, OK 73013 | Oil & Gas Operator | Oct 2024 |
462 | Moabb Oil Corp | | Oil & Gas Operator | Apr 1998 |
463 | Mobil Exp & Prod Us Inc | Houston, TX 77060-1991 | Oil & Gas Operator | May 2001 |
464 | Monarch Energy Company LLC | Eufaula, OK 74432 | Oil & Gas Operator | Oct 2024 |
465 | Moncrief W A Jr | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2024 |
466 | Montgomery Exploration Co LTD | Dallas, TX 75204-2634 | Oil & Gas Operator | Oct 2024 |
467 | Monty L Hott Production Corporation | Oklahoma City, OK 73142 | Oil & Gas Operator | Oct 2024 |
468 | Morris Ed Dba Morris Operating Company | Mounds, OK 74047-4801 | Oil & Gas Operator | Oct 2024 |
469 | Morrison International Energy Inc | Oklahoma City, OK 73189-0537 | Oil & Gas Operator | Sep 2024 |
470 | Mountain Front Pipeline Co Inc | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
471 | Muirfield Resources Company | Tulsa, OK 74101-3166 | Oil & Gas Operator | Jun 2024 |
472 | Mustang Fuel Corp. Of Oklahoma | Oklahoma City, OK 73106 | Oil & Gas Operator | Nov 2016 |
473 | Mustang Fuel Corporation | Oklahoma City, OK 73114 | Oil & Gas Operator | Oct 2024 |
474 | MW Petroleum Corporation | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
475 | National Cooperative RFG Assoc | McPherson, KS 67460-1404 | Oil & Gas Operator | Jun 2006 |
476 | National Energy Group Inc | Dallas, TX 75206 | Oil & Gas Operator | Sep 2014 |
477 | Native Gas Company LLC | Edmond, OK 73083-7435 | Oil & Gas Operator | Mar 2015 |
478 | Natural Gas Pipeline Co Of Am LLC | Downers Grove, IL 60515-3708 | Oil & Gas Operator | Mar 2015 |
479 | Neg Operating LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2017 |
480 | Nelson Exploration Corporation | Cleveland, OK 74020-5725 | Oil & Gas Operator | Sep 2024 |
481 | Nerco Oil & Gas, Inc. | | Oil & Gas Operator | Dec 1996 |
482 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Dec 2024 |
483 | Noble Energy Production Inc | Houston, TX 77067 | Oil & Gas Operator | Dec 2024 |
484 | Nordstrand Engineering Inc | Houston, TX 77019 | Oil & Gas Operator | Dec 2024 |
485 | North Lake Resources LLC | Oklahoma City, OK 73132-5182 | Oil & Gas Operator | Sep 2024 |
486 | O G & E | Oklahoma City, OK 73124 | Oil & Gas Operator | Feb 2014 |
487 | O K Swabbing Inc | Hennessey, OK 73742 | Oil & Gas Operator | Sep 2024 |
488 | Oexco, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2015 |
489 | Ofs-Tulsa Corporation | Fort Worth, TX 76102 | Oil & Gas Operator | Feb 1997 |
490 | Oil Producers, Inc. Of Kansas | Wichita, KS 67206 | Oil & Gas Operator | Dec 2024 |
491 | Oilfield Operating Company | Cushing, OK 74023-1347 | Oil & Gas Operator | Jan 2018 |
492 | Oilsearch Corporation | Albuquerque, NM 87109 | Oil & Gas Operator | Feb 1994 |
493 | Okie Crude Company | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2024 |
494 | Oklahoma Equipment & Salvage | Oklahoma City, OK 73120-5903 | Oil & Gas Operator | Mar 2015 |
495 | Oklahoma Oil & Gas MGMT Inc | Edmond, OK 73083-6786 | Oil & Gas Operator | Oct 2024 |
496 | Oklahoma Oil Tactics Inc | Edmond, OK 73003-1351 | Oil & Gas Operator | Mar 2015 |
497 | Okland Oil Company | Oklahoma City, OK 73102-9022 | Oil & Gas Operator | Oct 2024 |
498 | Okt Petroleum Company Inc | Oklahoma City, OK 73118-7425 | Oil & Gas Operator | Oct 2013 |
499 | Omimex International Corporation | Fort Worth, TX 76103-2300 | Oil & Gas Operator | Sep 2024 |
500 | Oneok Field Services Company | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2022 |