| 6501 | Willa Mae Overman LLC | Ponca City, OK 74601-9451 | Oil & Gas Operator | Aug 2023 |
| 6502 | William Jefferson Turner | Marlow, OK 73055 | Oil & Gas Operator | Apr 2007 |
| 6503 | Williams Brothers Engineering Company | Tulsa, OK 74134-5885 | Oil & Gas Operator | May 2013 |
| 6504 | Williams Dale | Konawa, OK 74849-9211 | Oil Operator | Aug 2025 |
| 6505 | Williams Dale And Dorothy Family Trust | Maud, OK 74854-2011 | Oil & Gas Operator | Aug 2025 |
| 6506 | Williams Doyle Dba BCF Gas | Tulsa, OK 74114-7099 | Oil & Gas Operator | Jul 2023 |
| 6507 | Williams Jack W | Ardmore, OK 73401-4726 | Oil Operator | Feb 2017 |
| 6508 | Williams Kidd Drilling Corp | Claremore, OK 74017-0846 | Oil Operator | Jun 2013 |
| 6509 | Williams M H | Red Rock, OK 74651-0311 | Oil & Gas Operator | May 2023 |
| 6510 | Williams Operating Company LLC | Comanche, OK 73529 | Oil Operator | Aug 2025 |
| 6511 | Williams Petroleum Company, Inc. | Burkburnett, TX 76354 | Oil & Gas Operator | Dec 2025 |
| 6512 | Williams Refractories Inc | Cushing, OK 74023 | Oil & Gas Operator | Feb 2015 |
| 6513 | Williams Reid Oil Co | Dallas, TX 75234 | Oil & Gas Operator | Jul 2025 |
| 6514 | Williams Roger F | Tulsa, OK 74152-0951 | Oil & Gas Operator | May 2013 |
| 6515 | Williams Royce S | Healdton, OK 73438-0306 | Oil & Gas Operator | Apr 2014 |
| 6516 | Williams, Clayton Energy, Inc. | Houston, TX 77070 | Oil & Gas Operator | Dec 2025 |
| 6517 | Williams, Doyle | | Oil & Gas Operator | Aug 2025 |
| 6518 | Williamson Gregory L | Skiatook, OK 74070-0028 | Oil & Gas Operator | Mar 2015 |
| 6519 | Williamson Ozella | Skiatook, OK 74070 | Oil Operator | Aug 2013 |
| 6520 | Williford Energy Company | Tulsa, OK 74135 | Oil & Gas Operator | Dec 2025 |
| 6521 | Williford Petroleum, L.L.C. | Green CV SPGS, FL 32043 | Oil & Gas Operator | Dec 2025 |
| 6522 | Williford Resources LLC | Tulsa, OK 74136-1020 | Oil & Gas Operator | Sep 2025 |
| 6523 | Wilshire Enterprises Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2015 |
| 6524 | Wilshire Oil LLC | Oklahoma City, OK 73116 | Oil & Gas Operator | Aug 2025 |
| 6525 | Wilson Allen Dewayne | Okemah, OK 74859 | Oil & Gas Operator | Jun 2025 |
| 6526 | Wilson Charles R | Durant, OK 74701 | Oil Operator | Jul 2025 |
| 6527 | Wilson Claude And Ila | Loco, OK 73442-9404 | Oil & Gas Operator | Aug 2025 |
| 6528 | Wilson H Drew | Collinsville, OK 74021 | Oil Operator | Aug 2025 |
| 6529 | Wilson Operating Company LLC | Tulsa, OK 74105 | Oil & Gas Operator | Dec 2025 |
| 6530 | Wilson Salt Water Disposal Inc | | Oil Operator | Aug 2019 |
| 6531 | Wilson Well Service | Loco, OK 73442-0114 | Oil & Gas Operator | Mar 2018 |
| 6532 | Wilson, Clay S | | Oil Operator | Aug 2025 |
| 6533 | Wilson, W R | | Oil & Gas Operator | Aug 2025 |
| 6534 | Wilson, Warren C | | Oil Operator | Aug 2025 |
| 6535 | Wimberley James A | Dallas, TX 75229-6180 | Oil & Gas Operator | Nov 2014 |
| 6536 | Winchester Oil Corporation | Maysville, OK 73057-0600 | Oil & Gas Operator | Apr 2010 |
| 6537 | Wind River Exploration Inc | Sewickley, PA 15143 | Oil & Gas Operator | Jun 2025 |
| 6538 | Wind River Resources Inc | Tulsa, OK 74136-6381 | Oil & Gas Operator | Jun 2010 |
| 6539 | Windsor Energy Group LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Aug 2021 |
| 6540 | Windsor Energy Inc | Dallas, TX 75204-3199 | Oil & Gas Operator | May 2006 |
| 6541 | Windward Development LLC | Tulsa, OK 74136-7007 | Oil & Gas Operator | Jul 2019 |
| 6542 | Wineinger Dickie L Dba Royal Petroleum Co | Iowa Park, TX 76367 | Oil Operator | Nov 2022 |
| 6543 | Winney Construction Company | Forks, WA 98331-0801 | Oil & Gas Operator | Jan 2013 |
| 6544 | Winston Oil Co | Marietta, OH 45750 | Oil & Gas Operator | Aug 2025 |
| 6545 | Winzeler Oil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | May 2013 |
| 6546 | Wise James W | Okmulgee, OK 74447 | Oil & Gas Operator | Oct 1996 |
| 6547 | Wise Oil & Gas Company LLC | Shawnee, OK 74801-8507 | Oil & Gas Operator | Feb 2024 |
| 6548 | Wiser Oil Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
| 6549 | Wishbone Oil & Gas | Noble, OK 73068 | Oil & Gas Operator | Mar 2007 |
| 6550 | Witherspoon Joe A | Bells, TX 75414 | Oil Operator | Jul 2025 |
| 6551 | Withrow Oil Company Inc | Yukon, OK 73099-7712 | Oil & Gas Operator | Apr 2021 |
| 6552 | Witty Thomas E | Enid, OK 73703 | Oil & Gas Operator | Mar 2008 |
| 6553 | WJM Oil Inc | Shawnee, OK 74804-3203 | Oil & Gas Operator | Jan 2013 |
| 6554 | WLH Production LLC | Gainesville, TX 76240 | Oil Operator | Dec 2025 |
| 6555 | WLW Oil & Gas LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Sep 2025 |
| 6556 | WM Energy LLC | Asher, OK 74826 | Oil & Gas Operator | Aug 2025 |
| 6557 | WM KS Energy Resources LLC | Shreveport, LA 71101 | Oil & Gas Operator | Nov 2019 |
| 6558 | WN Operating Inc | Okmulgee, OK 74447 | Oil & Gas Operator | Aug 2025 |
| 6559 | Wohlford Properties Inc | Barling, AR 72923 | Gas Operator | Apr 2022 |
| 6560 | Wolf Creek Enterprises Inc | Stillwater, OK 74074-6965 | Oil Operator | Apr 2009 |
| 6561 | Wolf Howard Lee | Burneyville, OK 73430-9617 | Oil & Gas Operator | Jun 2000 |
| 6562 | Wolverine Exploration Company | Houston, TX 77002 | Oil & Gas Operator | May 2019 |
| 6563 | Wolverine Petroleum Corp | Holdenville, OK 74848 | Oil & Gas Operator | Jul 1999 |
| 6564 | Wonee Oil Company | Healdton, OK 73438 | Oil Operator | Jul 1996 |
| 6565 | Wood Fay C Estate | Enid, OK 73703 | Oil & Gas Operator | Jun 2013 |
| 6566 | Wood Oil Company | Tulsa, OK 74103 | Gas Operator | Oct 1997 |
| 6567 | Woodland Operating LLC | Rio VIsta, TX 76093-0010 | Oil & Gas Operator | Aug 2025 |
| 6568 | Woods Henry Dba Woods Oil Company | Madill, OK 73446 | Oil Operator | Aug 2023 |
| 6569 | Woods Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Dec 2025 |
| 6570 | Woods Petroleum Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
| 6571 | Woodward Disposal Company Inc | Woodward, OK 73801-3234 | Oil & Gas Operator | Sep 2013 |
| 6572 | Woodward Iodine Corporation | Woodward, OK 73801 | Oil & Gas Operator | Sep 2025 |
| 6573 | Woolever Stephen L | Tulsa, OK 74108-2303 | Oil Operator | Jul 2024 |
| 6574 | Woolsey Petroleum Corporation | Wichita, KS 67202 | Oil & Gas Operator | Jun 2025 |
| 6575 | Work John | Tulsa, OK 74135 | Oil Operator | Dec 1996 |
| 6576 | World Oil | | Oil & Gas Operator | Nov 1998 |
| 6577 | Worldwide Energy Corporation | Freer, TX 78357 | Oil & Gas Operator | Jan 1997 |
| 6578 | Worstell Michael H | Collinsville, OK 74021-5918 | Oil Operator | Mar 2015 |
| 6579 | Worstell Oil & Gas Company | Collinsville, OK 74021 | Oil Operator | Nov 2005 |
| 6580 | Worstell Oil Co LLC | Collinsville, OK 74021-5918 | Oil Operator | Aug 2025 |
| 6581 | Worthy George Disposal Inc | Cushing, OK 74023-9523 | Oil Operator | Jan 2001 |
| 6582 | WP Oil LLC | Owasso, OK 74055 | Oil Operator | Aug 2025 |
| 6583 | WPX Energy Mid-Continent Co | Oklahoma City, OK 73102-5010 | Oil & Gas Operator | Apr 2016 |
| 6584 | WR Oil & Gas LLC | Plano, TX 75024-3523 | Oil & Gas Operator | Aug 2025 |
| 6585 | Wrather Jr J D | Beverly Hills, CA 90210-4724 | Oil & Gas Operator | Mar 1993 |
| 6586 | Wright Jerry L | Crescent, OK 73028-0474 | Oil & Gas Operator | Jun 2013 |
| 6587 | Wright Katherine E | Tulsa, OK 74114-1229 | Oil Operator | Sep 2019 |
| 6588 | Wright Operating, Inc. | Denison, TX 75020 | Oil & Gas Operator | Dec 2025 |
| 6589 | Wright Richard | Ratliff City, OK 73481-0155 | Oil & Gas Operator | Mar 2015 |
| 6590 | Wright V Gerald | Cushing, OK 74023 | Oil & Gas Operator | Nov 2003 |
| 6591 | Wroten Wiley Jr | Dallas, TX 75252 | Oil & Gas Operator | Jun 1994 |
| 6592 | WW Park 51 LLC | Claremore, OK 74017 | Oil Operator | Aug 2025 |
| 6593 | Wyant & O'Keefe | Santa Fe, NM 87501 | Oil & Gas Operator | May 2006 |
| 6594 | Wyatt Rick | Pawhuska, OK 74056 | Oil & Gas Operator | Feb 2006 |
| 6595 | Wyatt'S Oil Corporation | | Oil & Gas Operator | Aug 2025 |
| 6596 | Wylie Henry C | Ratliff City, OK 73481-0102 | Oil Operator | May 2020 |
| 6597 | Wynn-Crosby Operating LP | Dallas, TX 75201 | Oil & Gas Operator | Aug 2025 |
| 6598 | Wytex Production Corporation | Fort Smith, AR 72903 | Oil & Gas Operator | Aug 2025 |
| 6599 | X-Bar LMT Partnership | | Oil & Gas Operator | May 2013 |
| 6600 | X-Bar Resources Inc | Holdenville, OK 74848 | Oil & Gas Operator | Jul 2013 |