| 80101 | MASSEY | Woodson County, KS | Oil Property | Dec 2024 |
| 80102 | MASSEY | Victoria County, TX | Oil & Gas Property | Apr 2020 |
| 80103 | MASSEY | Montgomery County, KS | Oil & Gas Property | Dec 2023 |
| 80104 | MASSEY | Edwards County, KS | Oil & Gas Property | Dec 2024 |
| 80105 | MASSEY | Edwards County, KS | Oil & Gas Property | Dec 2024 |
| 80106 | MASSEY | Okfuskee County, OK | Oil Property | Apr 2013 |
| 80107 | MASSEY | Gray County, TX | Oil & Gas Property | Jan 2025 |
| 80108 | MASSEY | Midland County, TX | Oil & Gas Property | Jan 2025 |
| 80109 | MASSEY | Johnson County, TX | Oil & Gas Property | Jan 2025 |
| 80110 | MASSEY | Burleson County, TX | Oil & Gas Property | Dec 2024 |
| 80111 | MASSEY | Claiborne Parish, LA | Oil & Gas Property | Dec 2024 |
| 80112 | MASSEY | Hood County, TX | Oil & Gas Property | Jan 2025 |
| 80113 | MASSEY | Wise County, TX | Oil & Gas Property | Jan 2025 |
| 80114 | MASSEY | Morgan County, OH | Oil & Gas Property | Dec 1994 |
| 80115 | MASSEY | Throckmorton County, TX | Oil & Gas Property | Jan 2025 |
| 80116 | MASSEY 1 | Butler County, KS | Oil Property | Dec 2024 |
| 80117 | MASSEY A | Collingsworth County, TX | Gas Property | Jan 2025 |
| 80118 | MASSEY BALDWIN | Live Oak County, TX | Oil & Gas Property | Jan 2025 |
| 80119 | MASSEY ELEANOR ETAL | Morgan County, OH | Oil & Gas Property | Dec 2016 |
| 80120 | MASSEY GEORGIA GAS UNIT | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 80121 | MASSEY MARVIN M. JR | Bexar County, TX | Oil & Gas Property | Jan 2025 |
| 80122 | MASSEY-BENTLEY | Ward County, TX | Oil & Gas Property | Jan 2025 |
| 80123 | MASSEY-STEVENS (SA) A 1H | Denton County, TX | Gas Property | Jan 2025 |
| 80124 | MASSEY-YOUNG-STEVENS (SA) 1H | Denton County, TX | Gas Property | Jan 2025 |
| 80125 | MASSIE | Clay County, TX | Oil & Gas Property | Nov 2024 |
| 80126 | MASSIE | Upton County, TX | Oil & Gas Property | Jan 2025 |
| 80127 | MASSIE CHANDLER | Grady County, OK | Oil & Gas Property | Nov 2017 |
| 80128 | MASSIE R. H | Jack County, TX | Oil & Gas Property | Jan 2025 |
| 80129 | MASSIE-CHAPMAN | Gray County, TX | Oil & Gas Property | Jan 2025 |
| 80130 | MASSIER | Ellis County, KS | Oil Property | Dec 2024 |
| 80131 | MASSIER | Trego County, KS | Oil Property | Jun 1991 |
| 80132 | MASSINGALE | Harrison County, TX | Oil & Gas Property | Jan 2025 |
| 80133 | MASSINGILL | Conway County, AR | Gas Property | Jul 2024 |
| 80134 | MASSIVE 19 | Yuma County, CO | Gas Property | Feb 2025 |
| 80135 | MASSMAN | Rice County, KS | Oil Property | Sep 2024 |
| 80136 | MASSMAN | Leavenworth County, KS | Oil Property | Dec 2024 |
| 80137 | MASSO | Susquehanna County, PA | Gas Property | Jan 2025 |
| 80138 | MASSONI | Seward County, KS | Oil & Gas Property | Dec 2024 |
| 80139 | MASSOTH | Woodson County, KS | Oil Property | Apr 2024 |
| 80140 | MAST | Nacogdoches County, TX | Oil & Gas Property | Jan 2025 |
| 80141 | MAST | Trumbull County, OH | Oil & Gas Property | Dec 2024 |
| 80142 | MAST | Lawrence County, PA | Oil & Gas Property | Dec 2024 |
| 80143 | MAST | Nacogdoches County, TX | Oil & Gas Property | Jan 2025 |
| 80144 | MAST | Holmes County, OH | Oil & Gas Property | Dec 2023 |
| 80145 | MAST | Holmes County, OH | Oil & Gas Property | Dec 2021 |
| 80146 | MAST A. T. B | Nacogdoches County, TX | Oil & Gas Property | Dec 2024 |
| 80147 | MAST GAS UNIT A 1 | Nacogdoches County, TX | Oil & Gas Property | Jan 2025 |
| 80148 | MAST M | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 80149 | MAST UNIT | Custer County, OK | Oil & Gas Property | Jan 2025 |
| 80150 | MASTEL 14-24TFH | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 80151 | MASTEL 41-18TFH | Stark County, ND | Oil & Gas Property | Feb 2025 |
| 80152 | MASTEN | Cochran County, TX | Oil & Gas Property | Jan 2025 |
| 80153 | MASTER FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 80154 | MASTER SPLINTER | Washington County, PA | Gas Property | Jan 2025 |
| 80155 | MASTERBRAY | Fayette County, PA | Oil & Gas Property | Jan 2025 |
| 80156 | MASTERS | Pottawatomie County, OK | Oil Property | Dec 2024 |
| 80157 | MASTERS | Johnson County, TX | Oil & Gas Property | Jan 2025 |
| 80158 | MASTERS | Bexar County, TX | Oil & Gas Property | Jan 2025 |
| 80159 | MASTERS | Pittsburg County, OK | Gas Property | Jan 2025 |
| 80160 | MASTERS | Venango County, PA | Oil Property | Dec 2024 |
| 80161 | MASTERS | Garvin County, OK | Oil Property | Jan 2022 |
| 80162 | MASTERS HN MON | Harrison County, OH | Oil & Gas Property | Dec 2024 |
| 80163 | MASTERS UNIT | Howard County, TX | Oil & Gas Property | Jan 2025 |
| 80164 | MASTERSON | King County, TX | Oil & Gas Property | Jan 2025 |
| 80165 | MASTERSON | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 80166 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2001 |
| 80167 | MASTERSON | Morgan County, OH | Oil & Gas Property | Dec 2012 |
| 80168 | MASTERSON | Brazoria County, TX | Oil & Gas Property | Jan 2025 |
| 80169 | MASTERSON | Ottawa County, MI | Oil Property | Mar 2025 |
| 80170 | MASTERSON | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 80171 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2023 |
| 80172 | MASTERSON | Potter County, TX | Oil & Gas Property | Jan 2025 |
| 80173 | MASTERSON | Potter County, TX | Gas Property | Jan 2025 |
| 80174 | MASTERSON | Reagan County, TX | Oil & Gas Property | Oct 2023 |
| 80175 | MASTERSON | Brazoria County, TX | Oil Property | Dec 2024 |
| 80176 | MASTERSON | Potter County, TX | Oil & Gas Property | Jan 2025 |
| 80177 | MASTERSON 2 | Logan County, OK | Oil & Gas Property | Jan 2025 |
| 80178 | MASTERSON 37 | Sutton County, TX | Oil & Gas Property | Jan 2025 |
| 80179 | MASTERSON 87 | Potter County, TX | Oil & Gas Property | Nov 2024 |
| 80180 | MASTERSON IRR | Brazoria County, TX | Oil & Gas Property | Sep 2018 |
| 80181 | MASTERSON RED CAVE UNIT | Moore County, TX | Oil & Gas Property | Apr 2024 |
| 80182 | MASTIFF FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 80183 | MASTODON | Tarrant County, TX | Gas Property | Jan 2025 |
| 80184 | MASTON | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 80185 | MASTON 34-27 | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 80186 | MASTRANGELO | Geauga County, OH | Oil & Gas Property | Dec 2023 |
| 80187 | MATA-THOMAS GU | Webb County, TX | Oil & Gas Property | Jan 2025 |
| 80188 | MATADOR | Richland County, MT | Oil & Gas Property | Jan 2025 |
| 80189 | MATADOR | Motley County, TX | Oil & Gas Property | Jan 2025 |
| 80190 | MATADOR | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 80191 | MATADOR 19 STATE | Lea County, NM | Oil Property | Jan 2025 |
| 80192 | MATADOR 2734-7H | Divide County, ND | Oil & Gas Property | Feb 2025 |
| 80193 | MATADOR 6-33 | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 80194 | MATADOR 646 | Yoakum County, TX | Oil & Gas Property | Jan 2025 |
| 80195 | MATADOR COWEY ORCA | Dewitt County, TX | Oil & Gas Property | Nov 2024 |
| 80196 | MATADOR DANYSH ORCA | Karnes County, TX | Oil & Gas Property | Jan 2025 |
| 80197 | MATADOR FEDERAL 2658 43-7H | Richland County, MT | Oil & Gas Property | Jan 2025 |
| 80198 | MATADOR K. LOVE ORCA | Dewitt County, TX | Oil & Gas Property | Jun 2019 |
| 80199 | MATADOR MR NBL 30 | Noble County, OH | Oil & Gas Property | Dec 2024 |
| 80200 | MATADOR PAWELEK | Karnes County, TX | Oil & Gas Property | Jan 2025 |