| 81101 | MASON, A | Union County, KY | Oil Property | Dec 2019 |
| 81102 | MASON, EVERETT | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 81103 | MASON, EVERETT | Ritchie County, WV | Oil & Gas Property | Jun 2019 |
| 81104 | MASON, GORDON | Lincoln County, WV | Oil Property | Jun 2013 |
| 81105 | MASON, JOHN F ET AL | Union County, KY | Oil Property | Dec 2022 |
| 81106 | MASON, KENNETH & JENNIFER | Tyler County, WV | Oil Property | Dec 2007 |
| 81107 | MASON-MANLEY | Union County, KY | Oil Property | Mar 2023 |
| 81108 | MASON-NELSON | Hardeman County, TX | Oil Property | May 2025 |
| 81109 | MASON-POSTOAK | McClain County, OK | Oil & Gas Property | Apr 2025 |
| 81110 | MASONER | Haskell County, KS | Oil & Gas Property | Apr 2025 |
| 81111 | MASONHALL | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 81112 | MASONIC | Kearny County, KS | Oil & Gas Property | Apr 2025 |
| 81113 | MASONIC 72 WRD | Ward County, TX | Oil & Gas Property | May 2025 |
| 81114 | MASONIC HOME | Kearny County, KS | Gas Property | Apr 2025 |
| 81115 | MASONITE | Jones County, MS | Oil & Gas Property | Sep 2022 |
| 81116 | MASONITE | Wayne County, MS | Oil & Gas Property | Oct 2024 |
| 81117 | MASOPUST | Canadian County, OK | Oil & Gas Property | Apr 2024 |
| 81118 | MASQUELIER 1 | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 81119 | MASS | Moore County, TX | Oil & Gas Property | May 2025 |
| 81120 | MASS STATE 65-3135 | Campbell County, WY | Oil & Gas Property | May 2025 |
| 81121 | MASS UNIT | Pittsburg County, OK | Gas Property | Apr 2025 |
| 81122 | MASSA | Portage County, OH | Oil & Gas Property | Dec 2024 |
| 81123 | MASSARD SHALLOW | Sebastian County, AR | Gas Property | Jun 2024 |
| 81124 | MASSARO UNIT | Atascosa County, TX | Oil & Gas Property | Apr 2025 |
| 81125 | MASSASAUGA | Martin County, TX | Oil & Gas Property | May 2025 |
| 81126 | MASSENBURG | Stephens County, TX | Oil & Gas Property | Nov 2024 |
| 81127 | MASSENGALE | Jack County, TX | Oil & Gas Property | Aug 2021 |
| 81128 | MASSENGILL | Muskingum County, OH | Oil & Gas Property | Dec 2016 |
| 81129 | MASSEY | Mitchell County, TX | Oil Property | Apr 2025 |
| 81130 | MASSEY | Lee County, TX | Oil & Gas Property | May 2025 |
| 81131 | MASSEY | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 81132 | MASSEY | Woodson County, KS | Oil Property | Apr 2025 |
| 81133 | MASSEY | Victoria County, TX | Oil & Gas Property | Apr 2020 |
| 81134 | MASSEY | Montgomery County, KS | Oil & Gas Property | Dec 2023 |
| 81135 | MASSEY | Edwards County, KS | Oil & Gas Property | Apr 2025 |
| 81136 | MASSEY | Edwards County, KS | Oil & Gas Property | Apr 2025 |
| 81137 | MASSEY | Okfuskee County, OK | Oil Property | Apr 2013 |
| 81138 | MASSEY | Gray County, TX | Oil & Gas Property | May 2025 |
| 81139 | MASSEY | Midland County, TX | Oil & Gas Property | May 2025 |
| 81140 | MASSEY | Johnson County, TX | Oil & Gas Property | May 2025 |
| 81141 | MASSEY | Burleson County, TX | Oil & Gas Property | May 2025 |
| 81142 | MASSEY | Claiborne Parish, LA | Oil & Gas Property | Dec 2024 |
| 81143 | MASSEY | Hood County, TX | Oil & Gas Property | May 2025 |
| 81144 | MASSEY | Wise County, TX | Oil & Gas Property | Jan 2025 |
| 81145 | MASSEY | Morgan County, OH | Oil & Gas Property | Dec 1994 |
| 81146 | MASSEY | Throckmorton County, TX | Oil & Gas Property | Apr 2025 |
| 81147 | MASSEY 1H | Coal County, OK | Oil & Gas Property | Apr 2025 |
| 81148 | MASSEY A | Collingsworth County, TX | Gas Property | May 2025 |
| 81149 | MASSEY BALDWIN | Live Oak County, TX | Oil & Gas Property | May 2025 |
| 81150 | MASSEY ELEANOR ETAL | Morgan County, OH | Oil & Gas Property | Dec 2016 |
| 81151 | MASSEY GEORGIA GAS UNIT | Denton County, TX | Oil & Gas Property | May 2025 |
| 81152 | MASSEY MARVIN M. JR | Bexar County, TX | Oil & Gas Property | May 2025 |
| 81153 | MASSEY-BENTLEY | Ward County, TX | Oil & Gas Property | May 2025 |
| 81154 | MASSEY-YOUNG-STEVENS (SA) 1H | Denton County, TX | Gas Property | May 2025 |
| 81155 | MASSIE | Clay County, TX | Oil & Gas Property | Nov 2024 |
| 81156 | MASSIE | Upton County, TX | Oil & Gas Property | May 2025 |
| 81157 | MASSIE CHANDLER | Grady County, OK | Oil & Gas Property | Nov 2017 |
| 81158 | MASSIE R. H | Jack County, TX | Oil & Gas Property | Apr 2025 |
| 81159 | MASSIE-CHAPMAN | Gray County, TX | Oil & Gas Property | May 2025 |
| 81160 | MASSIER | Ellis County, KS | Oil Property | Apr 2025 |
| 81161 | MASSIER | Trego County, KS | Oil Property | Jun 1991 |
| 81162 | MASSINGALE | Harrison County, TX | Oil & Gas Property | May 2025 |
| 81163 | MASSINGILL | Conway County, AR | Gas Property | Jul 2024 |
| 81164 | MASSIVE 19 | Yuma County, CO | Gas Property | May 2025 |
| 81165 | MASSIVE STATE 3-1N-163-102 | Divide County, ND | Oil & Gas Property | May 2025 |
| 81166 | MASSMAN | Okfuskee County, OK | Oil & Gas Property | Jul 2020 |
| 81167 | MASSMAN | Rice County, KS | Oil Property | Feb 2025 |
| 81168 | MASSMAN | Leavenworth County, KS | Oil Property | Apr 2025 |
| 81169 | MASSO | Susquehanna County, PA | Gas Property | May 2025 |
| 81170 | MASSONI | Seward County, KS | Oil & Gas Property | Apr 2025 |
| 81171 | MASSOTH | Woodson County, KS | Oil Property | Apr 2024 |
| 81172 | MAST | Nacogdoches County, TX | Oil & Gas Property | May 2025 |
| 81173 | MAST | Trumbull County, OH | Oil & Gas Property | Dec 2024 |
| 81174 | MAST | Lawrence County, PA | Oil & Gas Property | Dec 2024 |
| 81175 | MAST | Nacogdoches County, TX | Oil & Gas Property | May 2025 |
| 81176 | MAST | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 81177 | MAST | Holmes County, OH | Oil & Gas Property | Dec 2021 |
| 81178 | MAST A. T. B | Nacogdoches County, TX | Oil & Gas Property | May 2025 |
| 81179 | MAST GAS UNIT A | Nacogdoches County, TX | Oil & Gas Property | May 2025 |
| 81180 | MAST M | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 81181 | MAST UNIT | Custer County, OK | Oil & Gas Property | Apr 2025 |
| 81182 | MASTEL 14-24TFH | Dunn County, ND | Oil & Gas Property | May 2025 |
| 81183 | MASTEN | Cochran County, TX | Oil & Gas Property | May 2025 |
| 81184 | MASTER FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 81185 | MASTER SPLINTER | Washington County, PA | Gas Property | May 2025 |
| 81186 | MASTERBRAY | Fayette County, PA | Oil & Gas Property | May 2025 |
| 81187 | MASTERS | Pottawatomie County, OK | Oil Property | Mar 2025 |
| 81188 | MASTERS | Johnson County, TX | Oil & Gas Property | May 2025 |
| 81189 | MASTERS | Bexar County, TX | Oil & Gas Property | May 2025 |
| 81190 | MASTERS | Pittsburg County, OK | Gas Property | Apr 2025 |
| 81191 | MASTERS | Venango County, PA | Oil Property | Dec 2024 |
| 81192 | MASTERS | Garvin County, OK | Oil Property | Jan 2022 |
| 81193 | MASTERS | Garfield County, OK | Oil & Gas Property | Feb 2012 |
| 81194 | MASTERS HN MON | Harrison County, OH | Oil & Gas Property | Mar 2025 |
| 81195 | MASTERS UNIT | Howard County, TX | Oil & Gas Property | May 2025 |
| 81196 | MASTERSON | King County, TX | Oil & Gas Property | Apr 2025 |
| 81197 | MASTERSON | Pecos County, TX | Oil & Gas Property | May 2025 |
| 81198 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2001 |
| 81199 | MASTERSON | Morgan County, OH | Oil & Gas Property | Dec 2012 |
| 81200 | MASTERSON | Brazoria County, TX | Oil & Gas Property | May 2025 |