| 33701 | Wyoil Corp | Buffalo, WY 82834 | Oil Operator | Aug 2025 |
| 33702 | Wyoming Diamond A LLC | Cheyenne, WY 82007 | Gas Operator | Feb 2026 |
| 33703 | Wyoming Mineral Exploration LLC | Casper, WY 82602 | Oil Operator | Dec 2006 |
| 33704 | Wyoming Oil & Minerals Inc | Casper, WY 82601 | Oil & Gas Operator | Jun 2001 |
| 33705 | Wyoming Resources Corporation | Rapid City, SD 57702 | Oil & Gas Operator | Oct 2018 |
| 33706 | Wyoming Western Oil | Pine Bluffs, WY 82082 | Oil Operator | Sep 2019 |
| 33707 | Wytex Production Corporation | Fort Smith, AR 72903 | Oil & Gas Operator | Oct 2025 |
| 33708 | X Field Gas LLC | | Gas Operator | Jun 2020 |
| 33709 | X Stateman Services | Killbuck, OH 44637 | Oil & Gas Operator | Dec 2024 |
| 33710 | X-Bar LMT Partnership | | Oil & Gas Operator | May 2013 |
| 33711 | X-Bar Resources Inc | Holdenville, OK 74848 | Oil & Gas Operator | Jul 2013 |
| 33712 | X-L Energy Company | El Paso, TX 79902 | Oil & Gas Operator | Feb 2026 |
| 33713 | X72 Operating Corp. | Plano, TX 75025 | Oil & Gas Operator | Feb 2026 |
| 33714 | Xae Corporation | Norman, OK 73072 | Oil & Gas Operator | Apr 2021 |
| 33715 | Xanadu Exploration Company | Broken Arrow, OK 74014 | Oil & Gas Operator | Nov 2025 |
| 33716 | XCL Assetco, LLC | Houston, TX 77007 | Oil & Gas Operator | Nov 2025 |
| 33717 | XCL-Louisiana, Inc. | | Oil & Gas Operator | Aug 1993 |
| 33718 | XCL-Texas, Inc. | Lafayette, LA 70503 | Oil & Gas Operator | Nov 2000 |
| 33719 | Xenex Incorporat | | Oil Operator | Mar 1991 |
| 33720 | Xenia Corporation, The | Garnett, KS 66032 | Oil Operator | Jan 2001 |
| 33721 | Xeno, Inc | Calgary, AB T2P 2S5 | Gas Operator | Dec 2001 |
| 33722 | Xenon Energy, Inc. | Plano, TX 75074 | Oil & Gas Operator | Aug 2003 |
| 33723 | Xeric Oil & Gas Company | Midland, TX 79702 | Oil & Gas Operator | Jul 1997 |
| 33724 | Xeric Oil & Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2014 |
| 33725 | Xet, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Aug 2017 |
| 33726 | Xhorizons Energy LLC | Houston, TX 77079 | Oil Operator | Feb 2026 |
| 33727 | Xmco Inc | | Oil & Gas Operator | Sep 1986 |
| 33728 | Xog Operating LLC | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 33729 | Xog Resources, LLC | Spring, TX 77379 | Oil & Gas Operator | Feb 2026 |
| 33730 | Xoil Inc | Aurora, CO 80016 | Oil & Gas Operator | Jul 2023 |
| 33731 | Xophi Energy, LLC | Arlington, TX 76006 | Oil & Gas Operator | Feb 2026 |
| 33732 | Xplor Corporation | | Oil & Gas Operator | Dec 2013 |
| 33733 | Xplor Energy Operating Co. | Houston, TX 77079 | Oil & Gas Operator | Jan 2012 |
| 33734 | Xplore Operating, LLC | Arlington, TX 76001 | Oil & Gas Operator | Feb 2026 |
| 33735 | XPR Resources LLC | Canonsburg, PA 15317-5862 | Gas Operator | Nov 2025 |
| 33736 | XPR Wyoming LLC | | Oil & Gas Operator | Dec 2025 |
| 33737 | Xstar Resources LLC | Jacksboro, TX 76458 | Oil & Gas Operator | Feb 2026 |
| 33738 | Xta Resources LLC | Uvalde, TX 78801 | Oil & Gas Operator | Feb 2026 |
| 33739 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Feb 2026 |
| 33740 | XTO Offshore Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2010 |
| 33741 | XTO Permian Operating LLC. | Midland, TX 79705 | Oil & Gas Operator | Nov 2025 |
| 33742 | Xtra Energy Corporation | | Oil & Gas Operator | Jun 1989 |
| 33743 | Xtra Energy, LLC | Fort Worth, TX 76161 | Oil & Gas Operator | Feb 2026 |
| 33744 | Xtreme Operating Company LLC | Flower Mound, TX 75022 | Oil Operator | Feb 2026 |
| 33745 | XTX Inc. | | Gas Operator | Dec 2003 |
| 33746 | Xutapa Properties LLC | | Oil & Gas Operator | Oct 2025 |
| 33747 | Xyz Oil, Inc. | Muenster, TX 76252 | Oil & Gas Operator | Feb 2026 |
| 33748 | Y D F Inc | Oklahoma City, OK 73128 | Oil & Gas Operator | Dec 2025 |
| 33749 | Y Oil Company Inc. | Cameron, TX 76520 | Oil & Gas Operator | Feb 2026 |
| 33750 | Yager Company | Hutchinson, KS 67502 | Oil & Gas Operator | Dec 2000 |
| 33751 | Yahn & Yahn, Inc. | Hammondsport, NY 14840 | Oil & Gas Operator | Dec 2024 |
| 33752 | Yale Oil Association | Oklahoma City, OK 73105 | Gas Operator | Oct 2013 |
| 33753 | Yale Oil Association, Inc. | Oklahoma City, OK 73105 | Oil & Gas Operator | Nov 2025 |
| 33754 | Yanahosa, Inc. | Kountze, TX 77625 | Oil Operator | Feb 2026 |
| 33755 | Yarberry Oil Company | Wichita Falls, TX 76308-5120 | Oil & Gas Operator | Apr 2015 |
| 33756 | Yarberry Operating, LLC | Wichita Falls, TX 76308 | Oil & Gas Operator | Feb 2026 |
| 33757 | Yarberry, E. E. | Wichita Falls, TX 76308 | Oil & Gas Operator | Oct 2015 |
| 33758 | Yarborough Joel E | Perry, OK 73077-3435 | Oil & Gas Operator | Apr 2014 |
| 33759 | Yarborough Oil & Gas L.P. | Midland, TX 79701 | Oil & Gas Operator | Oct 2000 |
| 33760 | Yarborough, W. B. | Midland, TX 79701 | Oil & Gas Operator | Nov 1995 |
| 33761 | Yarbrough Oil LP | Hobbs, NM 88241 | Oil & Gas Operator | Sep 2025 |
| 33762 | Yarbrough R E | Lago VIsta, TX 78645-0005 | Oil & Gas Operator | Mar 2015 |
| 33763 | Yarhola Production Company | Drumright, OK 74030 | Oil & Gas Operator | Oct 2025 |
| 33764 | Yarnell Ditching | Erie, KS 66733 | Gas Operator | Mar 2000 |
| 33765 | Yasny Corporation | | Oil Operator | Nov 1991 |
| 33766 | Yates Drilling Co & Myco Industrial Inc | Artesia, NM 88210 | Oil & Gas Operator | Dec 1993 |
| 33767 | Yates Drilling Company | Artesia, NM 88210 | Oil & Gas Operator | Dec 2021 |
| 33768 | Yates Energy Corporation | Roswell, NM 88202 | Oil & Gas Operator | Feb 2026 |
| 33769 | Yates Industries, LLC | Santa Fe, NM 87501 | Oil & Gas Operator | Feb 2026 |
| 33770 | Yates Oil & Gas Company | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 33771 | Yates Oil Company | | Oil Operator | Jul 1990 |
| 33772 | Yates, Earl R | | Oil Operator | Mar 2015 |
| 33773 | Yates, Harvey E. Company | Roswell, NM 88201 | Oil & Gas Operator | Dec 2002 |
| 33774 | Yeagle George W | Warren, PA 16365-0924 | Oil Operator | Dec 2010 |
| 33775 | Yeany W Byrd Jr | Mayport, PA 16240-1105 | Gas Operator | Dec 2014 |
| 33776 | Yearout, Dwain L. | South Haven, KS 67140 | Oil Operator | Aug 2025 |
| 33777 | Yeates Development Corporation | Breckenridge, TX 76424 | Oil & Gas Operator | Feb 2026 |
| 33778 | Yeates, F. L. | Breckenridge, TX 76424 | Oil & Gas Operator | Oct 1997 |
| 33779 | Yegen E C | Casper, WY 82604 | Oil & Gas Operator | Mar 2015 |
| 33780 | Yei Inc | Columbus, OH 43214 | Oil & Gas Operator | Dec 1988 |
| 33781 | Yellow Creek Operating, LLC | | Oil & Gas Operator | Oct 2025 |
| 33782 | Yellow Dog Oil Company | | Oil Operator | Apr 1988 |
| 33783 | Yellow Rock, LLC | | Oil & Gas Operator | Dec 2024 |
| 33784 | Yellow Rose Energy, Inc. | Cottonwood Falls, KS 66845 | Gas Operator | Oct 1999 |
| 33785 | Yellow Rose Oil & Gas Oper. Inc. | Cisco, TX 76437 | Oil & Gas Operator | Feb 2026 |
| 33786 | Yellow Rose Oil & Gas Operating | Cisco, TX 76437 | Oil & Gas Operator | Jan 1996 |
| 33787 | Yellowstone Petroleums Inc. | Canada, 00100 | Oil & Gas Operator | Jun 2025 |
| 33788 | Yentzen Investments, Inc. | Sugar Land, TX 77478 | Oil Operator | May 1993 |
| 33789 | Yentzen Production, Inc. | | Oil Operator | Mar 1987 |
| 33790 | Yep, LLC | Palestine, TX 75802 | Oil Operator | Jan 2017 |
| 33791 | Yerby Bill | Ada, OK 74820-5404 | Oil Operator | Jan 2012 |
| 33792 | Yeskey, S. Kristine | Frewsburg, NY 14738 | Gas Operator | Dec 2024 |
| 33793 | Yeso Energy, Inc. | Roswell, NM 88202 | Oil & Gas Operator | May 2007 |
| 33794 | Yet Profits, L.L.C. | Wichita Falls, TX 76308 | Oil Operator | Feb 2026 |
| 33795 | Yeti Exploration, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Feb 2026 |
| 33796 | Yeubanks Barbara | Cromwell, OK 74837 | Oil Operator | Oct 2025 |
| 33797 | Yingling Oil, Inc. | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2000 |
| 33798 | Ynew Corporation | Austin, TX 78747 | Oil & Gas Operator | Feb 2026 |
| 33799 | Yobel, Inc. | Olney, TX 76374 | Oil & Gas Operator | Feb 2026 |
| 33800 | Yocham Harlan E. | Sapulpa, OK 74066 | Oil Operator | Aug 2013 |