| 801 | White Heart, Inc. | Georgetown, TX 78628 | Gas Operator | Jun 1996 |
| 802 | White Horse Energy Inc. | | Oil & Gas Operator | Jun 1989 |
| 803 | White J P | Rock Creek, OH 44084 | Oil & Gas Operator | Dec 1989 |
| 804 | White Knight Production LLC | Lafayette, LA 70505 | Oil & Gas Operator | Feb 2024 |
| 805 | White Marlin Operating Company, LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2025 |
| 806 | White Mike Oil Field Service | Edmond, OK 73034 | Oil & Gas Operator | Jan 2013 |
| 807 | White Monty & Terry Production | Paden, OK 74860 | Oil & Gas Operator | May 2013 |
| 808 | White N J & White J B | Paden, OK 74860-0114 | Oil Operator | Aug 2013 |
| 809 | White Oak Farms Inc | Dayton, PA 16222-4325 | Gas Operator | Dec 2024 |
| 810 | White Oak Operating Company LLC | Houston, TX 77077 | Oil & Gas Operator | Jul 2025 |
| 811 | White Oak Production Company | Conway, AR 72034 | Oil & Gas Operator | Sep 2005 |
| 812 | White Oil Company | Cement, OK 73017-0515 | Oil Operator | Jun 2002 |
| 813 | White Operating Co., L.L.C. | | Oil & Gas Operator | Oct 2019 |
| 814 | White Operating Company | Oklahoma City, OK 73159-7136 | Oil & Gas Operator | May 2025 |
| 815 | White Pine Petro | | Oil Operator | Mar 1985 |
| 816 | White Pine Petroleum Corporation | Wichita, KS 67202 | Oil & Gas Operator | Dec 2019 |
| 817 | White Pine Production LLC | | Oil & Gas Operator | May 2025 |
| 818 | White Quincy | Haskell, OK 74436-8798 | Oil Operator | Apr 2020 |
| 819 | White River Operating LLC | Gilmer, TX 75644 | Oil & Gas Operator | May 2025 |
| 820 | White River Production LLC | | Oil Operator | Jun 2025 |
| 821 | White Rock Exploration, Inc. | Tyler, TX 75701 | Oil & Gas Operator | Jul 2021 |
| 822 | White Rock Oil & Gas, LLC | Plano, TX 75024 | Oil & Gas Operator | Jul 2025 |
| 823 | White Rock Oil LLC | De Soto, KS 66018 | Oil Operator | May 2012 |
| 824 | White Sail Resources LLC | Austin, TX 78731 | Oil Operator | Jul 2025 |
| 825 | White Sands Energy LLC | | Oil Operator | Jan 2025 |
| 826 | White Star Petroleum II LLC | Oklahoma City, OK 73113-1360 | Oil & Gas Operator | Apr 2025 |
| 827 | White Star Petroleum LLC | Oklahoma City, OK 73116-7906 | Oil & Gas Operator | Feb 2025 |
| 828 | White Stone LLC | Waynoka, OK 73860-4801 | Oil & Gas Operator | May 2025 |
| 829 | White Stride LLC | Piedmont, OK 73078 | Oil & Gas Operator | Jul 2025 |
| 830 | White Walter & Betty | | Oil Operator | Mar 2018 |
| 831 | White Wing Petroleum Inc. | Midland, TX 79702 | Oil & Gas Operator | Jul 2012 |
| 832 | White'S Industrial Engine'S | Houston, TX 77070 | Oil & Gas Operator | Jul 2025 |
| 833 | White'S Well Service | Healdton, OK 73438-4160 | Oil & Gas Operator | May 2025 |
| 834 | White, Cecil | Monahans, TX 79756 | Oil & Gas Operator | Mar 2017 |
| 835 | White, Chad Operating Company, Inc | | Oil Operator | Nov 2008 |
| 836 | White, Charles R | | Oil Operator | Mar 1987 |
| 837 | White, Christina L. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2024 |
| 838 | White, E. C. Oil Co. | Whiteface, TX 79379 | Oil & Gas Operator | Nov 2012 |
| 839 | White, Edgar W. | Elkhart, KS 67950 | Gas Operator | Dec 2015 |
| 840 | White, Frank | Abilene, TX 79604 | Oil & Gas Operator | Jul 2025 |
| 841 | White, Jack Operating | Breckenridge, TX 76424 | Oil & Gas Operator | Jul 2025 |
| 842 | White, John P. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2024 |
| 843 | White, Kenneth S. | Wichita, KS 67220 | Oil & Gas Operator | Sep 2022 |
| 844 | White, Oscar | Tuscola, TX 79562 | Oil & Gas Operator | Jul 2025 |
| 845 | White, R. D. Oil Co. | Snyder, TX 79549 | Oil & Gas Operator | Oct 2024 |
| 846 | White, Ralph H. | Midland, TX 79701 | Oil & Gas Operator | Oct 2002 |
| 847 | White, Robert F. | Wichita, KS 67220 | Oil & Gas Operator | Feb 2007 |
| 848 | White, Wesley R | | Oil Operator | Apr 2025 |
| 849 | Whitecap Energy L.L.C. | | Oil & Gas Operator | Sep 2018 |
| 850 | Whited Roger | Davisville, WV 26142 | Oil & Gas Operator | Dec 2024 |
| 851 | Whitehall Energy Corp. | Houston, TX 77095 | Gas Operator | Apr 2010 |
| 852 | Whitehall Operating Inc. | Houston, TX 77040 | Oil & Gas Operator | Nov 1994 |
| 853 | Whitehawk Production Company | Midland, TX 79710 | Oil & Gas Operator | Jul 2025 |
| 854 | Whitehead Prod. Co., Inc. | Humble, TX 77338 | Oil & Gas Operator | May 2025 |
| 855 | Whitehead Resources, LTD. | Buna, TX 77612 | Oil & Gas Operator | Jul 2025 |
| 856 | Whitehead Ross E | Lamont, OK 74643-0326 | Oil & Gas Operator | Nov 2014 |
| 857 | Whitehead, Cecil | | Oil Operator | May 1997 |
| 858 | Whitehorse Inc | Saint Charles, MO 63303-4204 | Oil & Gas Operator | Sep 2015 |
| 859 | Whiteman Industries, Inc. | Oklahoma City, OK 73101 | Oil & Gas Operator | Jun 2024 |
| 860 | Whitemound Oil Company | FT Stockton, TX 79735 | Oil & Gas Operator | Jan 2017 |
| 861 | Whitesands Operating, L.L.C. | Corpus Chrsti, TX 78466 | Oil & Gas Operator | Mar 2025 |
| 862 | Whitesands Resources, L.L.C. | Corpus Chrsti, TX 78466 | Oil Operator | Jun 2019 |
| 863 | Whitesell, Michael & Darleen | Wellsville, NY 14895 | Oil & Gas Operator | Dec 2024 |
| 864 | Whiteside, H. W. | Abilene, TX 79604 | Oil & Gas Operator | Nov 1998 |
| 865 | Whiteside, Robert | Comanche, TX 76442 | Oil & Gas Operator | May 1998 |
| 866 | Whitetail Crude | | Oil Operator | Nov 1996 |
| 867 | Whitetail Crude, Inc | Ness City, KS 67560 | Oil & Gas Operator | Mar 2025 |
| 868 | Whitetail Operators LLC | | Oil Operator | Nov 2021 |
| 869 | Whitewing & Whitewing Oil LLC | | Oil & Gas Operator | May 2004 |
| 870 | Whitewing Resources LLC | | Oil & Gas Operator | Jun 2014 |
| 871 | Whitfield Energy | Midland, TX 79702 | Oil & Gas Operator | Jan 1999 |
| 872 | Whiting Door Manufacturing Corp. | Akron, NY 14001 | Gas Operator | Dec 2024 |
| 873 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Jul 2025 |
| 874 | Whiting Petroleum Corporation | Denver, CO 80290 | Oil & Gas Operator | Jan 2025 |
| 875 | Whiting Well Partnership | Akron, NY 14001 | Gas Operator | Dec 2024 |
| 876 | Whitley Oil & Gas Inc | Owasso, OK 74055 | Oil & Gas Operator | Jun 2009 |
| 877 | Whitley Robert L | Saint Louis, OK 74866-0004 | Oil & Gas Operator | Sep 2014 |
| 878 | Whitley, William W | Denver, CO 80209 | Oil & Gas Operator | Dec 1983 |
| 879 | Whitlock, J.R. Operator | Amarillo, TX 79105 | Gas Operator | Jul 1997 |
| 880 | Whitlow Energy, Inc. | Spring Hill, KS 66083 | Oil & Gas Operator | Mar 2025 |
| 881 | Whitman-Dome Energy Corporation | San Diego, CA 92101 | Oil & Gas Operator | Nov 1996 |
| 882 | Whitmar Exploration Company | Denver, CO 80202 | Oil & Gas Operator | Apr 2025 |
| 883 | Whitmar Natural Resources Co | Tulsa, OK 74136-9998 | Oil & Gas Operator | Jun 2004 |
| 884 | Whitmar Operating Company | Tulsa, OK 74103-3515 | Oil & Gas Operator | Apr 2009 |
| 885 | Whitnam Oil & Gas Corp. | Glenville, WV 26351 | Oil & Gas Operator | Dec 2009 |
| 886 | Whitney Oil & Gas Co, LLC | | Oil & Gas Operator | Dec 2017 |
| 887 | Whitney Oil & Gas, LLC | | Oil & Gas Operator | Jan 2025 |
| 888 | Whitney Oil And Gas Corp | | Oil & Gas Operator | Oct 1988 |
| 889 | Whitney Thomas C | Danville, OH 43014 | Oil & Gas Operator | Dec 2024 |
| 890 | Whitney, Ben | Clymer, NY 14724 | Gas Operator | Dec 2024 |
| 891 | Whitson, James A., Jr. | Houston, TX 77063 | Oil & Gas Operator | Nov 2011 |
| 892 | Whitt Investments, Inc. | Graham, TX 76450 | Oil Operator | Dec 2019 |
| 893 | Whitt Oil & Gas, Inc. | Albany, TX 76430 | Oil & Gas Operator | Jul 2025 |
| 894 | Whitt, W. J. | Albany, TX 76430 | Oil & Gas Operator | Nov 1996 |
| 895 | Whitten Energy Corp. | Houston, TX 77090 | Oil & Gas Operator | Jul 2025 |
| 896 | Whittier Energy Company | Farmington, NM 87499 | Oil & Gas Operator | Nov 2002 |
| 897 | Whittier Operating Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2007 |
| 898 | Whittington Curtis | Stonewall, OK 74871-0482 | Oil & Gas Operator | Feb 2011 |
| 899 | Whittington Energy Co. | Melbourne, FL 32901 | Oil & Gas Operator | Jul 2025 |
| 900 | Whittington Operating Company | Houston, TX 77069 | Oil & Gas Operator | Jul 2025 |