| 101 | Wce Corporation | Billings, MT 59102 | Oil Operator | Jul 1997 |
| 102 | Weatherly Nell M Estate | Ada, OK 74821-0669 | Oil & Gas Operator | Feb 1997 |
| 103 | Weatherly Oil & Gas, LLC | Dallas, TX 75206 | Oil & Gas Operator | May 2024 |
| 104 | Weaver Energy Corporation | Hennessey, OK 73742-1232 | Oil & Gas Operator | Mar 2024 |
| 105 | Webb Jess Oil Producer | | Oil Operator | Sep 2014 |
| 106 | Webb John L Estate A Partner | Wichita Falls, TX 76302 | Oil Operator | May 2008 |
| 107 | Webb Roy C | Davis, OK 73030-0371 | Oil & Gas Operator | Feb 2024 |
| 108 | Webbco | Bray, OK 73012 | Oil Operator | Aug 1998 |
| 109 | Webber Wesley | Davis, OK 73030 | Oil & Gas Operator | Oct 2009 |
| 110 | Wedgewood Resources USA Inc | Vancouver, BC V6B1V-9000 | Oil & Gas Operator | Jul 2003 |
| 111 | Wehlu Producers Inc | Edmond, OK 73083-5278 | Oil & Gas Operator | Sep 2002 |
| 112 | Weimer & Fitzhugh | Tulsa, OK 74103-4102 | Oil & Gas Operator | Dec 1993 |
| 113 | Weinkauf Petroleum, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2024 |
| 114 | Weins Horton L | Tulsa, OK 74157-1117 | Oil & Gas Operator | Feb 2024 |
| 115 | Weiser-Brown Operating Company | Magnolia, AR 71754 | Oil & Gas Operator | May 2024 |
| 116 | Welch Energy LLC | Drumright, OK 74030-0346 | Oil Operator | Mar 2024 |
| 117 | Welch Family Trust | Ada, OK 74820-9643 | Oil & Gas Operator | Apr 2015 |
| 118 | Well Renewal Inc | Tulsa, OK 74103-0091 | Oil Operator | Mar 2015 |
| 119 | Wellco Energy Inc | Oklahoma City, OK 73113-0130 | Oil & Gas Operator | Feb 2024 |
| 120 | Wellco Production LLC | | Oil & Gas Operator | Feb 2024 |
| 121 | Wells Allen W | Barnsdall, OK 74002-0997 | Oil & Gas Operator | Feb 2024 |
| 122 | Wells Edward K | Sapulpa, OK 74066-4243 | Oil & Gas Operator | Jun 2004 |
| 123 | Wells Jimme D | Ponca City, OK 74604 | Oil Operator | Feb 2024 |
| 124 | Wenexco, Inc. | Streetman, TX 75859 | Oil & Gas Operator | May 2024 |
| 125 | Wentworth Operating Company | Oklahoma City, OK 73162-1863 | Oil & Gas Operator | Apr 2024 |
| 126 | Wes-Tex Drilling Company | Abilene, TX 79604 | Oil & Gas Operator | Jan 2000 |
| 127 | Wessel Oil And Gas | Cushing, OK 74023-9580 | Oil & Gas Operator | Mar 2015 |
| 128 | Wessely Energy Company | Dallas, TX 75206 | Oil & Gas Operator | May 2001 |
| 129 | West Bay Exploration Company | Muenster, TX 76252 | Oil & Gas Operator | Feb 2024 |
| 130 | West Fox SWD LLC | | Oil Operator | Mar 2024 |
| 131 | West Operating Company | Seminole, OK 74868-3851 | Oil & Gas Operator | Mar 2015 |
| 132 | Westamerica Corporation | Dewey, OK 74029-0040 | Oil & Gas Operator | Aug 1999 |
| 133 | Westend Operating LLC | | Oil Operator | Feb 2024 |
| 134 | Western Division Investments Inc | Enid, OK 73701 | Oil & Gas Operator | Jul 2021 |
| 135 | Western Farmers Electric Coop | Anadarko, OK 73005-0429 | Oil & Gas Operator | Apr 2012 |
| 136 | Western Gas Resources Inc | Denver, CO 80202-1955 | Oil & Gas Operator | Dec 2007 |
| 137 | Western Mountain Resources LLC | | Oil & Gas Operator | Feb 2024 |
| 138 | Western Natl Resource Expl LLC | Oklahoma City, OK 73154-0755 | Oil & Gas Operator | Mar 2015 |
| 139 | Western Natural Resources Inc | Oklahoma City, OK 73116 | Oil & Gas Operator | Apr 2015 |
| 140 | Western Oil And Gas Development Corp | Oklahoma City, OK 73103-3735 | Oil & Gas Operator | Mar 2024 |
| 141 | Western Oil Company | Midland, TX 79702 | Oil & Gas Operator | Jul 2014 |
| 142 | Western Operating Company | Denver, CO 80204 | Oil & Gas Operator | Feb 2024 |
| 143 | Western Petroleum Company Inc | Tulsa, OK 74170-2676 | Oil & Gas Operator | Apr 2020 |
| 144 | Western Products Corporation | Fairview, OK 73737 | Oil & Gas Operator | Nov 2004 |
| 145 | Western Tank Trucks Inc | Hennessey, OK 73742 | Oil Operator | Jul 2011 |
| 146 | Westfall-Gooden Reserves LLC | | Oil & Gas Operator | Feb 2024 |
| 147 | Westland Oil Development Corp. | Conroe, TX 77305 | Oil & Gas Operator | Mar 2008 |
| 148 | Westshore Operating Inc | Naples, FL 34109-0549 | Oil & Gas Operator | Dec 2011 |
| 149 | Westside Wells Inc | Altus, OK 73522-0077 | Oil & Gas Operator | Nov 2020 |
| 150 | Weststar Oil & Gas Inc | Edmond, OK 73013 | Oil & Gas Operator | Mar 2024 |
| 151 | Weststar Operating Company | Santa Anna, TX 76878 | Oil & Gas Operator | Mar 2015 |
| 152 | Westwind Exploration Company | Oklahoma City, OK 73123 | Oil & Gas Operator | Oct 1998 |
| 153 | Westwood Energy, Inc. | Abilene, TX 79608 | Oil & Gas Operator | May 2013 |
| 154 | Wetzel Producing Company | Duncan, OK 73533-4602 | Oil & Gas Operator | Feb 2024 |
| 155 | WF Operating LLC | Bartlesville, OK 74005-1442 | Oil Operator | May 2023 |
| 156 | WFD Oil Corporation | Edmond, OK 73012-0619 | Oil & Gas Operator | Mar 2024 |
| 157 | WFW Production Company, Inc. | Muenster, TX 76252 | Oil & Gas Operator | May 2024 |
| 158 | WG Oil & Gas LLC | Okmulgee, OK 74447-7862 | Oil & Gas Operator | Dec 2022 |
| 159 | Wharton Oil Co. | Vernon, TX 76384 | Oil & Gas Operator | Dec 2000 |
| 160 | Wheatland Oil Inc | Enid, OK 73702-1032 | Oil & Gas Operator | Mar 2015 |
| 161 | Wheeler & Hanlin MFG Co Inc | Tulsa, OK 74148 | Oil Operator | Jun 1998 |
| 162 | Wheeler Energy Co. | Tulsa, OK 74101 | Oil & Gas Operator | Feb 2024 |
| 163 | Wheeler Energy, LLC | Tulsa, OK 74101 | Oil & Gas Operator | May 2024 |
| 164 | Wheeler Midstream LLC | Houston, TX 77002 | Oil & Gas Operator | May 2018 |
| 165 | Wheeler Oil & Gas Inc | Tulsa, OK 74103-4293 | Oil & Gas Operator | Jan 2007 |
| 166 | Wheeler Oil Company | Sperry, OK 74073-9417 | Oil & Gas Operator | Jan 2024 |
| 167 | Wheeler Richard Jr | Oklahoma City, OK 73112-8857 | Oil & Gas Operator | Mar 2005 |
| 168 | Whitaker Energy Inc | Humble, TX 77346-1798 | Oil & Gas Operator | Feb 2024 |
| 169 | Whitaker Raymond | Paul Valley, OK 73075-1041 | Oil & Gas Operator | May 2007 |
| 170 | Whitco Operating Company | Duncan, OK 73534-1936 | Oil & Gas Operator | Oct 2009 |
| 171 | Whitdale Inc | Cushing, OK 74023 | Oil & Gas Operator | Aug 2023 |
| 172 | White Alton L Trust | Nowata, OK 74048-0583 | Oil & Gas Operator | Aug 2013 |
| 173 | White Brothers Investment Inc | Dallas, TX 75201 | Oil & Gas Operator | Apr 2014 |
| 174 | White Buffalo Petroleum Co | Bethany, OK 73008-3104 | Oil & Gas Operator | Jun 2007 |
| 175 | White Clarence A | Lawton, OK 73505-4927 | Oil & Gas Operator | Feb 2024 |
| 176 | White Eagle Oil & Gas LLC | | Oil Operator | Feb 2024 |
| 177 | White Exploration, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Jan 2024 |
| 178 | White Goat Resources LLC | | Oil & Gas Operator | Mar 2024 |
| 179 | White Mike Oil Field Service | Edmond, OK 73034 | Oil & Gas Operator | Jan 2013 |
| 180 | White Monty & Terry Production | Paden, OK 74860-0182 | Oil & Gas Operator | May 2013 |
| 181 | White N J & White J B | Paden, OK 74860-0114 | Oil Operator | Aug 2013 |
| 182 | White Oak Production Company | Conway, AR 72034 | Oil & Gas Operator | Sep 2005 |
| 183 | White Oil Company | Cement, OK 73017-0515 | Oil Operator | Jun 2002 |
| 184 | White Operating Company | Oklahoma City, OK 73159-7136 | Oil & Gas Operator | Mar 2024 |
| 185 | White Quincy | Haskell, OK 74436-8798 | Oil Operator | Apr 2020 |
| 186 | White River Energy LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Nov 2010 |
| 187 | White Rock Oil & Gas, LLC | Plano, TX 75024 | Oil & Gas Operator | May 2024 |
| 188 | White Star Petroleum II LLC | | Oil & Gas Operator | Feb 2024 |
| 189 | White Star Petroleum LLC | | Oil & Gas Operator | Feb 2024 |
| 190 | White Stone LLC | Waynoka, OK 73860-4801 | Oil & Gas Operator | Mar 2024 |
| 191 | White Walter & Betty | | Oil Operator | Mar 2018 |
| 192 | White Wilber R Oil Enterprises | | Oil & Gas Operator | May 2006 |
| 193 | White Wolf Energy LLC | | Oil & Gas Operator | Oct 2022 |
| 194 | White'S Well Service | Healdton, OK 73438-4160 | Oil & Gas Operator | Mar 2024 |
| 195 | White, Wesley R | | Oil Operator | Feb 2024 |
| 196 | Whitehead Prod. Co., Inc. | Humble, TX 77338 | Oil & Gas Operator | Feb 2024 |
| 197 | Whitehead Ross E | Lamont, OK 74643-0326 | Oil & Gas Operator | Nov 2014 |
| 198 | Whitehorse Inc | Saint Charles, MO 63303-4204 | Oil & Gas Operator | Sep 2015 |
| 199 | Whiteman Industries, Inc. | Oklahoma City, OK 73101 | Oil & Gas Operator | Feb 2024 |
| 200 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | May 2024 |