| 6801 | Worthy George Disposal Inc | Cushing, OK 74023-9523 | Oil Operator | Jan 2001 |
| 6802 | WP Oil LLC | Owasso, OK 74055 | Oil Operator | Oct 2025 |
| 6803 | WPX Energy Mid-Continent Co | Oklahoma City, OK 73102-5010 | Oil & Gas Operator | Apr 2016 |
| 6804 | WR Oil & Gas LLC | Plano, TX 75024-3523 | Oil & Gas Operator | Oct 2025 |
| 6805 | Wrather Jr J D | Beverly Hills, CA 90210-4724 | Oil & Gas Operator | Mar 1993 |
| 6806 | Wright Jerry L | Crescent, OK 73028-0474 | Oil & Gas Operator | Jun 2013 |
| 6807 | Wright Katherine E | Tulsa, OK 74114-1229 | Oil Operator | Sep 2019 |
| 6808 | Wright Operating, Inc. | Denison, TX 75020 | Oil & Gas Operator | Feb 2026 |
| 6809 | Wright Richard | Ratliff City, OK 73481-0155 | Oil & Gas Operator | Mar 2015 |
| 6810 | Wright V Gerald | Cushing, OK 74023 | Oil & Gas Operator | Nov 2003 |
| 6811 | Wroten Wiley Jr | Dallas, TX 75252 | Oil & Gas Operator | Jun 1994 |
| 6812 | WW Park 51 LLC | Claremore, OK 74017 | Oil Operator | Sep 2025 |
| 6813 | Wyant & O'Keefe | Santa Fe, NM 87501 | Oil & Gas Operator | May 2006 |
| 6814 | Wyatt Rick | Pawhuska, OK 74056 | Oil & Gas Operator | Feb 2006 |
| 6815 | Wyatt'S Oil Corporation | | Oil & Gas Operator | Oct 2025 |
| 6816 | Wylie Henry C | Ratliff City, OK 73481-0102 | Oil Operator | May 2020 |
| 6817 | Wynn-Crosby Operating LP | Dallas, TX 75201 | Oil & Gas Operator | Oct 2025 |
| 6818 | Wytex Production Corporation | Fort Smith, AR 72903 | Oil & Gas Operator | Oct 2025 |
| 6819 | X-Bar LMT Partnership | | Oil & Gas Operator | May 2013 |
| 6820 | X-Bar Resources Inc | Holdenville, OK 74848 | Oil & Gas Operator | Jul 2013 |
| 6821 | Xae Corporation | Norman, OK 73072 | Oil & Gas Operator | Apr 2021 |
| 6822 | Xanadu Exploration Company | Broken Arrow, OK 74014 | Oil & Gas Operator | Nov 2025 |
| 6823 | Xeric Oil & Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2014 |
| 6824 | Xog Operating LLC | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 6825 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Feb 2026 |
| 6826 | Xutapa Properties LLC | | Oil & Gas Operator | Oct 2025 |
| 6827 | Y D F Inc | Oklahoma City, OK 73128 | Oil & Gas Operator | Dec 2025 |
| 6828 | Yager Company | Hutchinson, KS 67502 | Oil & Gas Operator | Dec 2000 |
| 6829 | Yale Oil Association, Inc. | Oklahoma City, OK 73105 | Oil & Gas Operator | Nov 2025 |
| 6830 | Yarberry Oil Company | Wichita Falls, TX 76308-5120 | Oil & Gas Operator | Apr 2015 |
| 6831 | Yarborough Joel E | Perry, OK 73077-3435 | Oil & Gas Operator | Apr 2014 |
| 6832 | Yarbrough R E | Lago VIsta, TX 78645-0005 | Oil & Gas Operator | Mar 2015 |
| 6833 | Yarhola Production Company | Drumright, OK 74030 | Oil & Gas Operator | Oct 2025 |
| 6834 | Yates, Earl R | | Oil Operator | Mar 2015 |
| 6835 | Yegen E C | Casper, WY 82604 | Oil & Gas Operator | Mar 2015 |
| 6836 | Yerby Bill | Ada, OK 74820-5404 | Oil Operator | Jan 2012 |
| 6837 | Yeubanks Barbara | Cromwell, OK 74837 | Oil Operator | Oct 2025 |
| 6838 | Yingling Oil, Inc. | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2000 |
| 6839 | Yocham Harlan E. | Sapulpa, OK 74066 | Oil Operator | Aug 2013 |
| 6840 | Young H Inc | Edmond, OK 73013 | Oil & Gas Operator | Oct 1993 |
| 6841 | Young Marshall R Oil Co | Fort Worth, TX 76107 | Oil & Gas Operator | Mar 2011 |
| 6842 | Young Resources, Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 1999 |
| 6843 | Young Stanton L | Oklahoma City, OK 73118 | Oil & Gas Operator | Nov 2014 |
| 6844 | Young Tommy Oil Inc | Woodward, OK 73802-0893 | Oil & Gas Operator | Oct 2025 |
| 6845 | Young Z Joe | Cement, OK 73017-0600 | Oil & Gas Operator | Mar 2015 |
| 6846 | Young Zoral J | Cement, OK 73017 | Oil & Gas Operator | Sep 2000 |
| 6847 | Young, John H., Inc. | Houston, TX 77027 | Oil & Gas Operator | Feb 2026 |
| 6848 | Youngblood J Lee | Dallas, TX 75221 | Oil & Gas Operator | Feb 1996 |
| 6849 | Younger Enterprises Inc | Ada, OK 74821-1882 | Oil Operator | Jan 2003 |
| 6850 | Z G Operating LLC | Oklahoma City, OK 73134-5038 | Oil & Gas Operator | Nov 2009 |
| 6851 | Z G Exploration Inc | Oklahoma City, OK 73112 | Oil & Gas Operator | Feb 2005 |
| 6852 | Zafar Oil & Gas, Inc. | Oklahoma City, OK 73132 | Oil Operator | Aug 2013 |
| 6853 | Zap Oil Company | Nowata, OK 74048-2640 | Oil & Gas Operator | Nov 2005 |
| 6854 | Zarvona Energy LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2026 |
| 6855 | Zca Gas Gathering Co., Inc. | Bartlesville, OK 74003 | Oil & Gas Operator | Apr 2020 |
| 6856 | Zeal Production Company | Sperry, OK 74073-4714 | Oil & Gas Operator | Nov 2025 |
| 6857 | Zeiders Bros. Oil & Gas Company, L.L.C. | Edmond, OK 73003 | Oil & Gas Operator | Oct 2025 |
| 6858 | Zenergy Inc | Tulsa, OK 74136 | Oil & Gas Operator | Nov 2025 |
| 6859 | Zenith Oil & Gas, LLC | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 |
| 6860 | Zephyr Operating Co LLC | Oklahoma City, OK 73118-6035 | Oil & Gas Operator | Oct 2025 |
| 6861 | Zephyr SWD LLC | Oklahoma City, OK 73118-6035 | Oil Operator | Nov 2025 |
| 6862 | Zilkha Energy Company | Houston, TX 77046 | Oil & Gas Operator | Oct 2002 |
| 6863 | Zim Energy Corporation | Tulsa, OK 74153 | Oil & Gas Operator | Jan 1998 |
| 6864 | Zimtex Energy LLC | Perryton, TX 79070-5818 | Oil & Gas Operator | Nov 2017 |
| 6865 | Zinke & Trumbo LTD | Tulsa, OK 74105 | Oil & Gas Operator | Sep 2017 |
| 6866 | Zion Energy Corporation | Peru, KS 67360 | Oil Operator | Aug 2000 |
| 6867 | Zollinger Veldon | Cresent, OK 73028 | Oil & Gas Operator | Apr 2009 |
| 6868 | Zollinger Veldon Inc | Crescent, OK 73028-9280 | Oil & Gas Operator | Nov 2018 |
| 6869 | ZP Disposal Systems LLC | Kingfisher, OK 73750 | Oil Operator | Nov 2025 |
| 6870 | Zuhone William H | Mattoon, IL 61938-4019 | Oil & Gas Operator | Jan 2015 |
| 6871 | Zumyers Inc | Newalla, OK 74857-0259 | Oil Operator | Apr 2003 |
| 6872 | ZZ Energy LLC | Norman, OK 73070 | Gas Operator | Oct 2025 |
| 6873 | Zzron Inc. | Midland, TX 79704 | Oil & Gas Operator | Aug 2003 |