| 20101 | Murphy - Sun | | Oil & Gas Operator | May 1989 |
| 20102 | Murphy D V | | Oil Operator | Dec 1989 |
| 20103 | Murphy Energy Services, LP | Saratoga, TX 77585 | Oil Operator | Dec 2018 |
| 20104 | Murphy Exp & Prod Co.-USA | | Oil & Gas Operator | May 2014 |
| 20105 | Murphy Expl. & Prod. Co. - USA | Houston, TX 77024 | Oil & Gas Operator | Dec 2025 |
| 20106 | Murphy Exploration & Prod. Co. | Houston, TX 77094 | Oil & Gas Operator | Jun 2011 |
| 20107 | Murphy Exploration & Production | Houston, TX 77024 | Oil Operator | Jan 2025 |
| 20108 | Murphy Helen Colpitt Trust | Collinsville, OK 74021-0128 | Oil & Gas Operator | May 2002 |
| 20109 | Murphy Jack L | Tulsa, OK 74104-4915 | Oil Operator | Mar 2015 |
| 20110 | Murphy Oil Company Inc | Lancaster, OH 43130 | Oil & Gas Operator | Dec 2024 |
| 20111 | Murphy Oil USA, Inc. | New Orleans, LA 70161 | Oil & Gas Operator | Jan 1993 |
| 20112 | Murphy Operating Corp | Roswell, NM 88202 | Oil & Gas Operator | Apr 1998 |
| 20113 | Murphy Prod Inc | Vanderbilt, PA 15486-1001 | Oil & Gas Operator | Dec 2024 |
| 20114 | Murphy Production Co. (Inc.) | | Oil & Gas Operator | Apr 1991 |
| 20115 | Murphy Production Corp. | Austin, TX 78731 | Oil & Gas Operator | Sep 2013 |
| 20116 | Murphy Sheldon L & Loretta | Newcastle, WY 82701 | Oil & Gas Operator | Oct 2025 |
| 20117 | Murphy, Bill W. Operating Co,Inc | Richardson, TX 75080 | Oil & Gas Operator | Dec 2025 |
| 20118 | Murphy, Charles H. | Altoona, KS 66710 | Oil Operator | Jul 2022 |
| 20119 | Murphy, Douglas S. | Sherman, NY 14781 | Gas Operator | Dec 2024 |
| 20120 | Murphy, Earl M. | Madison, KS 66860 | Oil Operator | Jun 1999 |
| 20121 | Murphy, K. P. Oil Operator | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2025 |
| 20122 | Murray Hill Energy, Inc. | Bridgeport, WV 26330 | Oil & Gas Operator | Dec 2017 |
| 20123 | Murray J. Evans | | Oil Operator | Mar 1985 |
| 20124 | Murray Oil And Gas LLC | Greensburg, KS 67054 | Oil & Gas Operator | Jun 2025 |
| 20125 | Murray, Tom Enterprises | Monahans, TX 79756 | Oil & Gas Operator | Dec 2025 |
| 20126 | Murray-Teague Assoc. | | Oil Operator | Dec 2005 |
| 20127 | Murtha Contracting Inc. | Conneaut, OH 44030 | Oil & Gas Operator | Dec 2009 |
| 20128 | Murvin & Meier Oil Co. | | Oil & Gas Operator | Dec 2020 |
| 20129 | Musgrave, Dalton | | Oil Operator | Dec 2020 |
| 20130 | Musgrove Casey O | | Oil Operator | Oct 1993 |
| 20131 | Musgrove Casey Oil | Ponca City, OK 74602-0391 | Oil & Gas Operator | Jun 2017 |
| 20132 | Musgrove Energy Inc | Ponca City, OK 74602 | Oil & Gas Operator | Feb 2025 |
| 20133 | Musgrove Petrole | | Oil & Gas Operator | Dec 1996 |
| 20134 | Musgrove Produci | | Oil Operator | May 1989 |
| 20135 | Musgrove Producing | El Dorado, KS 67042 | Oil Operator | Apr 2001 |
| 20136 | Muskegon Development Co And Miller Energy Inc An | | Gas Operator | Dec 1997 |
| 20137 | Muskegon Development Company | MT Pleasant, MI 48858 | Oil & Gas Operator | Dec 2025 |
| 20138 | Muskegon Operating Company LLC | | Oil & Gas Operator | Oct 2025 |
| 20139 | Muslow And Parker | | Oil & Gas Operator | Jul 1994 |
| 20140 | Muslow Oil Industries | | Oil Operator | Jan 1995 |
| 20141 | Musselman, Owen & King Oper.,Inc | Houston, TX 77002 | Oil & Gas Operator | Feb 1998 |
| 20142 | Mustang Drilling | | Oil & Gas Operator | Nov 1996 |
| 20143 | Mustang Drilling, Inc. | Henderson, TX 75653 | Oil & Gas Operator | Aug 2024 |
| 20144 | Mustang Drilling, LTD. | Henderson, TX 75653 | Oil & Gas Operator | May 2008 |
| 20145 | Mustang Energy Corporation | Hays, KS 67601 | Oil Operator | Jun 2025 |
| 20146 | Mustang Energy Inc. | Porter, TX 77365 | Oil & Gas Operator | Mar 2008 |
| 20147 | Mustang Energy L C | | Oil & Gas Operator | Jan 2013 |
| 20148 | Mustang Fuel Cor | | Oil & Gas Operator | Dec 1990 |
| 20149 | Mustang Fuel Corp. Of Oklahoma | Oklahoma City, OK 73106 | Oil & Gas Operator | Nov 2016 |
| 20150 | Mustang Fuel Corporation | Oklahoma City, OK 73114 | Oil & Gas Operator | Oct 2025 |
| 20151 | Mustang Gas Products LLC | Oklahoma City, OK 73114-7406 | Oil & Gas Operator | Sep 2022 |
| 20152 | Mustang Holding, LLC (Finnex) | | Oil & Gas Operator | Oct 2025 |
| 20153 | Mustang Oil & Gas Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Jul 2021 |
| 20154 | Mustang Operating Company | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2006 |
| 20155 | Mustang Resources LLC | Houston, TX 77046 | Oil & Gas Operator | Sep 2025 |
| 20156 | Mutch Harry L | | Oil & Gas Operator | Oct 1991 |
| 20157 | Mutch J O | | Gas Operator | Mar 1990 |
| 20158 | Mutch Oil And Gas Development Inc | | Oil & Gas Operator | Dec 2004 |
| 20159 | Mutschelknaus, Clarence W | Salem, WV 26426-0351 | Oil & Gas Operator | Dec 2021 |
| 20160 | Mutual Oil & Gas Co | Akron, OH 44311 | Oil & Gas Operator | Dec 2000 |
| 20161 | Mutz Oil Operator | | Oil Operator | Dec 1988 |
| 20162 | Muzyl Oil Corp | | Oil & Gas Operator | Oct 2025 |
| 20163 | MV Purchasing LLC | Wichita, KS 67206 | Oil & Gas Operator | Dec 2019 |
| 20164 | MV2 Energy, Inc. | Houston, TX 77069 | Oil & Gas Operator | Dec 2025 |
| 20165 | MVM Resources Louisiana L.L.C. | | Oil & Gas Operator | Jan 2025 |
| 20166 | MVP Production Inc. | | Oil & Gas Operator | Apr 2005 |
| 20167 | MVRC Partnership | Russell, KS 67655 | Oil Operator | Jan 1992 |
| 20168 | MW Oil, Inc | | Oil & Gas Operator | Jun 2025 |
| 20169 | MW Petroleum Corporation | Houston, TX 77056 | Oil & Gas Operator | Mar 2015 |
| 20170 | MWJ Producing Company | Midland, TX 79701 | Oil & Gas Operator | Jul 1998 |
| 20171 | MWK Petroleum, LLC | Augusta, KS 67010 | Oil Operator | Jun 2025 |
| 20172 | MWL Energy LLC | Hamlin, TX 79520 | Oil Operator | Dec 2025 |
| 20173 | MWS Producing, Inc. | Stanton, TX 79782 | Oil & Gas Operator | Dec 2025 |
| 20174 | MWWD Operator, LLC | Victoria, TX 77904 | Oil Operator | Dec 2025 |
| 20175 | MXP Operating LLC | Covington, TX 76093 | Oil & Gas Operator | Aug 2025 |
| 20176 | My Hop Mineral | Moorhead, MN 56560 | Oil & Gas Operator | Dec 2025 |
| 20177 | My Investments Too LLC | | Oil Operator | Oct 2025 |
| 20178 | Myco Energy, Inc. | San Angelo, TX 76906 | Oil & Gas Operator | Dec 2003 |
| 20179 | Myco Industries, Inc. | Artesia, NM 88211 | Oil & Gas Operator | Feb 2015 |
| 20180 | Myco Petroleum | Lovington, NM 88260 | Oil & Gas Operator | Dec 2025 |
| 20181 | Myd, Inc. | Irving, TX 75062 | Oil & Gas Operator | Mar 1998 |
| 20182 | Myers Drilling And Exploration Inc. | Sedan, KS 67361 | Oil Operator | Aug 2022 |
| 20183 | Myers Drilling Company | Barboursville, WV 25504 | Oil & Gas Operator | Dec 2024 |
| 20184 | Myers Robert W J | | Oil Operator | Jun 1991 |
| 20185 | Myers, A. J. | Jacksboro, TX 76458 | Oil & Gas Operator | Dec 2025 |
| 20186 | Myers, Gus & Annie | Sedan, KS 67361 | Oil Operator | Aug 2017 |
| 20187 | Myers, James B. | Olney, TX 76374 | Oil & Gas Operator | Dec 2025 |
| 20188 | Myers, Robert L | | Oil Operator | Aug 2025 |
| 20189 | Myjo Oil Corporation | Breckenridge, TX 76024 | Oil Operator | Jul 1996 |
| 20190 | Myriad Resources Corporation | Pampa, TX 79066 | Oil & Gas Operator | Dec 2025 |
| 20191 | Mystique Developments | Denver, CO 80202 | Oil & Gas Operator | Dec 1997 |
| 20192 | Mystique Resources Company | Aurora, CO 80016 | Oil & Gas Operator | Feb 2023 |
| 20193 | Myung And Associates, Inc. | Houston, TX 77056 | Oil & Gas Operator | May 2000 |
| 20194 | MZ Operating, Inc | Midland, TX 79701 | Oil & Gas Operator | Apr 1994 |
| 20195 | N & B Enterprise | | Oil Operator | Nov 1994 |
| 20196 | N & B Enterprises, Inc. | Iola, KS 66749 | Oil & Gas Operator | Jun 2025 |
| 20197 | N & B Oil And Gas LLC | Monahans, TX 79756 | Oil & Gas Operator | Dec 2025 |
| 20198 | N & K Oil & Gas Inc | Marietta, OH 45750 | Oil & Gas Operator | Dec 1998 |
| 20199 | N & N Oil | Somerset, OH 43783 | Oil & Gas Operator | Dec 2014 |
| 20200 | N & N Oil LLC | Duncan, OK 73533 | Oil & Gas Operator | May 2023 |