| 6501 | White'S Well Service | Healdton, OK 73438-4160 | Oil & Gas Operator | Dec 2025 |
| 6502 | White, Wesley R | | Oil Operator | Dec 2025 |
| 6503 | Whitecap Energy L.L.C. | | Oil & Gas Operator | Sep 2018 |
| 6504 | Whitehead Prod. Co., Inc. | Humble, TX 77338 | Oil & Gas Operator | Jan 2026 |
| 6505 | Whitehead Ross E | Lamont, OK 74643-0326 | Oil & Gas Operator | Nov 2014 |
| 6506 | Whitehorse Inc | Saint Charles, MO 63303-4204 | Oil & Gas Operator | Sep 2015 |
| 6507 | Whiteman Industries Inc | Oklahoma City, OK 73101 | Oil & Gas Operator | May 2025 |
| 6508 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2026 |
| 6509 | Whitley Oil & Gas Inc | Owasso, OK 74055 | Oil & Gas Operator | Jun 2009 |
| 6510 | Whitley Robert L | Saint Louis, OK 74866-0004 | Oil & Gas Operator | Sep 2014 |
| 6511 | Whitmar Exploration Company | Denver, CO 80202 | Oil & Gas Operator | Dec 2025 |
| 6512 | Whitmar Natural Resources Co | Tulsa, OK 74136-9998 | Oil & Gas Operator | Jun 2004 |
| 6513 | Whitmar Operating Company | Tulsa, OK 74103-3515 | Oil & Gas Operator | Apr 2009 |
| 6514 | Whittington Curtis | Stonewall, OK 74871-0482 | Oil & Gas Operator | Feb 2011 |
| 6515 | Whomble O O | Morris, OK 74445 | Oil Operator | Jun 2021 |
| 6516 | WHR Corporation | | Oil & Gas Operator | Jul 2014 |
| 6517 | Wible Limited Liability Co | Edmond, OK 73012 | Oil Operator | Oct 2024 |
| 6518 | Wicklund Petroleum Corporation | Naples, FL 34108-0108 | Oil & Gas Operator | Dec 2019 |
| 6519 | Wieck Oil Company LLC | Cromwell, OK 74859 | Oil Operator | Aug 2014 |
| 6520 | Wikel, David W | | Oil Operator | Nov 2025 |
| 6521 | Wil-MC Oil Corporation The | Irving, TX 75015-2510 | Oil & Gas Operator | Mar 1999 |
| 6522 | Wil-Ron Inc | Lucien, OK 73757-9710 | Oil & Gas Operator | Dec 2025 |
| 6523 | Wilco Oil & Gas Corporation | Oklahoma City, OK 73159-6229 | Oil & Gas Operator | Dec 2023 |
| 6524 | Wilcox Oil Company | Rule, TX 79547 | Oil & Gas Operator | Aug 2008 |
| 6525 | Wilcox Pipe & Supply Co | Oklahoma City, OK 73189 | Oil & Gas Operator | May 2006 |
| 6526 | Wilcoxson Brothers | Terral, OK 73569 | Oil Operator | Mar 2008 |
| 6527 | Wild Outdoors Oil LLC | Duncan, OK 73533 | Oil & Gas Operator | Jan 2026 |
| 6528 | Wildcat Cement Co. | Shamrock, TX 79079 | Oil & Gas Operator | May 2015 |
| 6529 | Wildfire Oil & Gas Inc | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2014 |
| 6530 | Wildhorse Oil & Gas Corporation | Ardmore, OK 73402 | Oil & Gas Operator | May 2019 |
| 6531 | Wildhorse Operating Company | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2026 |
| 6532 | Wildwood Operating LLC | Hennessey, OK 73742 | Oil & Gas Operator | Dec 2025 |
| 6533 | Wilkins L L E & O Company | Shawnee, OK 74801 | Oil & Gas Operator | Aug 2018 |
| 6534 | Wilkinson George R | St Augustine, FL 32080-5352 | Oil & Gas Operator | Jun 2011 |
| 6535 | Wilkinson Oil & Gas LLC | Duncan, OK 73533-2048 | Oil Operator | Dec 2025 |
| 6536 | Wilkison Richard W | Oklahoma City, OK 73107 | Oil Operator | Mar 2011 |
| 6537 | Will Energy Corporation | Dallas, TX 75201 | Oil & Gas Operator | Dec 2025 |
| 6538 | Willa Mae Overman LLC | Ponca City, OK 74601-9451 | Oil & Gas Operator | Aug 2023 |
| 6539 | William Jefferson Turner | Marlow, OK 73055 | Oil & Gas Operator | Apr 2007 |
| 6540 | Williams Brothers Engineering Company | Tulsa, OK 74134-5885 | Oil & Gas Operator | May 2013 |
| 6541 | Williams Dale | Konawa, OK 74849-9211 | Oil Operator | Dec 2025 |
| 6542 | Williams Dale And Dorothy Family Trust | Maud, OK 74854-2011 | Oil & Gas Operator | Dec 2025 |
| 6543 | Williams Doyle Dba BCF Gas | Tulsa, OK 74114-7099 | Oil & Gas Operator | Jul 2023 |
| 6544 | Williams Jack W | Ardmore, OK 73401-4726 | Oil Operator | Feb 2017 |
| 6545 | Williams Kidd Drilling Corp | Claremore, OK 74017-0846 | Oil Operator | Jun 2013 |
| 6546 | Williams M H | Red Rock, OK 74651-0311 | Oil & Gas Operator | Jun 2023 |
| 6547 | Williams Operating Company LLC | Comanche, OK 73529 | Oil Operator | Dec 2025 |
| 6548 | Williams Petroleum Company, Inc. | Burkburnett, TX 76354 | Oil & Gas Operator | Mar 2026 |
| 6549 | Williams Refractories Inc | Cushing, OK 74023 | Oil & Gas Operator | Feb 2015 |
| 6550 | Williams Reid Oil Co | Dallas, TX 75234 | Oil & Gas Operator | Dec 2025 |
| 6551 | Williams Roger F | Tulsa, OK 74152-0951 | Oil & Gas Operator | May 2013 |
| 6552 | Williams Royce S | Healdton, OK 73438-0306 | Oil & Gas Operator | Apr 2014 |
| 6553 | Williams, Clayton Energy, Inc. | Houston, TX 77070 | Oil & Gas Operator | Mar 2026 |
| 6554 | Williams, Doyle | | Oil & Gas Operator | Dec 2025 |
| 6555 | Williamson Gregory L | Skiatook, OK 74070-0028 | Oil & Gas Operator | Mar 2015 |
| 6556 | Williamson Ozella | Skiatook, OK 74070 | Oil Operator | Aug 2013 |
| 6557 | Williford Energy Company | Tulsa, OK 74135 | Oil & Gas Operator | Mar 2026 |
| 6558 | Williford Petroleum, L.L.C. | Green CV SPGS, FL 32043 | Oil & Gas Operator | Mar 2026 |
| 6559 | Williford Resources LLC | Tulsa, OK 74136-1020 | Oil & Gas Operator | Jan 2026 |
| 6560 | Wilshire Enterprises Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2015 |
| 6561 | Wilshire Oil LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | Dec 2025 |
| 6562 | Wilson Allen Dewayne | Okemah, OK 74859 | Oil & Gas Operator | Dec 2025 |
| 6563 | Wilson Charles R | Durant, OK 74701 | Oil Operator | Sep 2025 |
| 6564 | Wilson Claude | Loco, OK 73442-9404 | Oil & Gas Operator | Dec 2025 |
| 6565 | Wilson H Drew | Collinsville, OK 74021 | Oil Operator | Dec 2025 |
| 6566 | Wilson Operating Company LLC | Tulsa, OK 74105 | Oil & Gas Operator | Mar 2026 |
| 6567 | Wilson Well Service | Loco, OK 73442-0114 | Oil & Gas Operator | Mar 2018 |
| 6568 | Wilson, Clay S | | Oil Operator | Dec 2025 |
| 6569 | Wilson, W R | | Oil & Gas Operator | Dec 2025 |
| 6570 | Wilson, Warren C | | Oil Operator | Dec 2025 |
| 6571 | Wimberley James A | Dallas, TX 75229-6180 | Oil & Gas Operator | Nov 2014 |
| 6572 | Winchester Oil Corporation | Maysville, OK 73057-0600 | Oil & Gas Operator | Apr 2010 |
| 6573 | Wind River Exploration Inc | Sewickley, PA 15143 | Oil & Gas Operator | Sep 2025 |
| 6574 | Wind River Resources Inc | Tulsa, OK 74136-6381 | Oil & Gas Operator | Jun 2010 |
| 6575 | Windsor Energy Group LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Aug 2021 |
| 6576 | Windsor Energy Inc | Dallas, TX 75204-3199 | Oil & Gas Operator | May 2006 |
| 6577 | Windward Development LLC | Tulsa, OK 74136-7007 | Oil & Gas Operator | Jul 2019 |
| 6578 | Wineinger Dickie L Dba Royal Petroleum Co | Iowa Park, TX 76367 | Oil Operator | Nov 2022 |
| 6579 | Winney Construction Company | Forks, WA 98331-0801 | Oil & Gas Operator | Jan 2013 |
| 6580 | Winston Oil Co | Marietta, OH 45750 | Oil & Gas Operator | Dec 2025 |
| 6581 | Winzeler Oil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | May 2013 |
| 6582 | Wise James W | Okmulgee, OK 74447 | Oil & Gas Operator | Oct 1996 |
| 6583 | Wise Oil & Gas Company LLC | Shawnee, OK 74801-8507 | Oil & Gas Operator | Feb 2024 |
| 6584 | Wiser Oil Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
| 6585 | Wishbone Oil & Gas | Noble, OK 73068 | Oil & Gas Operator | Mar 2007 |
| 6586 | Witherspoon Joe A | Bells, TX 75414 | Oil Operator | Jul 2025 |
| 6587 | Withrow Oil Company Inc | Yukon, OK 73099-7712 | Oil & Gas Operator | Apr 2021 |
| 6588 | Witty Thomas E | Enid, OK 73703 | Oil & Gas Operator | Mar 2008 |
| 6589 | WJM Oil Inc | Shawnee, OK 74804-3203 | Oil & Gas Operator | Jan 2013 |
| 6590 | WLH Production LLC | Gainesville, TX 76240 | Oil Operator | Mar 2026 |
| 6591 | WLW Oil & Gas LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Jan 2026 |
| 6592 | WM Energy LLC | Asher, OK 74826 | Oil & Gas Operator | Dec 2025 |
| 6593 | WM KS Energy Resources LLC | Shreveport, LA 71101 | Oil & Gas Operator | Nov 2019 |
| 6594 | WN Operating Inc | Okmulgee, OK 74447 | Oil & Gas Operator | Dec 2025 |
| 6595 | Wohlford Properties Inc | Barling, AR 72923 | Gas Operator | Apr 2022 |
| 6596 | Wolf Creek Enterprises Inc | Stillwater, OK 74074-6965 | Oil Operator | Apr 2009 |
| 6597 | Wolf Howard Lee | Burneyville, OK 73430-9617 | Oil & Gas Operator | Jun 2000 |
| 6598 | Wolverine Exploration Company | Houston, TX 77002 | Oil & Gas Operator | May 2019 |
| 6599 | Wolverine Petroleum Corp | Holdenville, OK 74848 | Oil & Gas Operator | Jul 1999 |
| 6600 | Wonee Oil Company | Healdton, OK 73438 | Oil Operator | Jul 1996 |