| 80101 | MARKLEY | Cowley County, KS | Oil Property | Dec 1985 |
| 80102 | MARKLEY | Sumner County, KS | Oil Property | Aug 1992 |
| 80103 | MARKLEY | Medina County, OH | Oil & Gas Property | Dec 2024 |
| 80104 | MARKLEY | Labette County, KS | Gas Property | Apr 2025 |
| 80105 | MARKLEY | Sumner County, KS | Oil Property | Apr 2025 |
| 80106 | MARKLEY | Elk County, KS | Oil Property | Mar 2025 |
| 80107 | MARKLEY | Wayne County, OH | Gas Property | Dec 2024 |
| 80108 | MARKLEY | Tuscarawas County, OH | Oil & Gas Property | Dec 2023 |
| 80109 | MARKLEY FANNIE | Lipscomb County, TX | Oil & Gas Property | May 2025 |
| 80110 | MARKOVICH,JOHN FOUR STATES UNIT A | Marion County, WV | Gas Property | Dec 2021 |
| 80111 | MARKOVITCH | Susquehanna County, PA | Gas Property | May 2025 |
| 80112 | MARKS | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 80113 | MARKS | Jack County, TX | Oil & Gas Property | May 2025 |
| 80114 | MARKS | Stark County, OH | Oil & Gas Property | Dec 2023 |
| 80115 | MARKS | Goliad County, TX | Oil & Gas Property | Oct 2017 |
| 80116 | MARKS | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 80117 | MARKS 'A' | Morton County, KS | Gas Property | Apr 2025 |
| 80118 | MARKS POOVEY GAS UNIT 1 | Rusk County, TX | Oil & Gas Property | May 2025 |
| 80119 | MARKS, C | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 80120 | MARKS, J | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 80121 | MARKS, JAMES J | Lewis County, WV | Gas Property | Dec 2021 |
| 80122 | MARKS, JERRY M | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 80123 | MARKS, ORMEDA | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 80124 | MARKS, P | Wirt County, WV | Oil & Gas Property | Dec 2021 |
| 80125 | MARKULIC, F | Allegan County, MI | Oil Property | May 2025 |
| 80126 | MARKUS | Kingfisher County, OK | Oil & Gas Property | Mar 2023 |
| 80127 | MARKWELL | Caddo County, OK | Oil Property | Sep 2008 |
| 80128 | MARKWITH, DENNIS | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 80129 | MARLA | Richland County, MT | Oil & Gas Property | May 2025 |
| 80130 | MARLA 10 | Atascosa County, TX | Oil & Gas Property | May 2025 |
| 80131 | MARLAN DOWNEY | Lea County, NM | Oil & Gas Property | May 2025 |
| 80132 | MARLAND 41-14TFH | Mountrail County, ND | Oil & Gas Property | May 2025 |
| 80133 | MARLATT | Adams County, CO | Oil & Gas Property | Jun 2020 |
| 80134 | MARLATT | Major County, OK | Oil & Gas Property | Mar 2025 |
| 80135 | MARLATT | Coshocton County, OH | Oil & Gas Property | Dec 2007 |
| 80136 | MARLATT | Hardin County, TX | Oil Property | May 2025 |
| 80137 | MARLENE | Finney County, KS | Oil Property | Apr 2025 |
| 80138 | MARLENE | Williams County, ND | Oil & Gas Property | May 2025 |
| 80139 | MARLENE | Lane County, KS | Oil Property | Apr 2025 |
| 80140 | MARLENE 1-10H | Williams County, ND | Oil & Gas Property | May 2025 |
| 80141 | MARLENE 34-11TFH | Dunn County, ND | Oil & Gas Property | May 2025 |
| 80142 | MARLENE 42X-20 | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 80143 | MARLENE 5501 14-1T | Williams County, ND | Oil & Gas Property | May 2025 |
| 80144 | MARLENE LILI | Washington County, TX | Oil & Gas Property | May 2025 |
| 80145 | MARLENE OLSON | Live Oak County, TX | Oil & Gas Property | May 2025 |
| 80146 | MARLENE STEFFAN 1-5-8H-141-97 | Dunn County, ND | Oil & Gas Property | May 2025 |
| 80147 | MARLER | Wilson County, KS | Gas Property | Mar 2025 |
| 80148 | MARLETT T. W | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 80149 | MARLEY | Crockett County, TX | Oil & Gas Property | Apr 2025 |
| 80150 | MARLEY | Jack County, TX | Oil & Gas Property | May 2025 |
| 80151 | MARLEY | Jack County, TX | Oil & Gas Property | Apr 2025 |
| 80152 | MARLEY C01 | Weld County, CO | Oil & Gas Property | Jun 2020 |
| 80153 | MARLEY STATE COM 31 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 80154 | MARLEY-FRANSSEN | Jack County, TX | Oil & Gas Property | Nov 2023 |
| 80155 | MARLIN | Dunn County, ND | Oil & Gas Property | May 2025 |
| 80156 | MARLIN | Grimes County, TX | Oil & Gas Property | Jan 2025 |
| 80157 | MARLIN | Brazos County, TX | Oil & Gas Property | May 2025 |
| 80158 | MARLIN | La Salle County, TX | Oil & Gas Property | May 2025 |
| 80159 | MARLIN | Madison County, TX | Oil & Gas Property | May 2025 |
| 80160 | MARLIN | Dewey County, OK | Oil & Gas Property | Apr 2025 |
| 80161 | MARLIN 11S | Reeves County, TX | Oil & Gas Property | May 2025 |
| 80162 | MARLIN 14-8H | Richland County, MT | Oil & Gas Property | May 2025 |
| 80163 | MARLIN 32 | Glasscock County, TX | Oil & Gas Property | May 2025 |
| 80164 | MARLIN 47 | Glasscock County, TX | Oil & Gas Property | May 2025 |
| 80165 | MARLIN B STEPHENS | Indiana County, PA | Gas Property | Dec 2024 |
| 80166 | MARLIN FUNKA | Washington County, PA | Oil & Gas Property | May 2025 |
| 80167 | MARLIN STATE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 80168 | MARLISUE QUEEN UNIT | Chaves County, NM | Oil Property | Feb 2007 |
| 80169 | MARLOW | Perry County, OH | Oil & Gas Property | Dec 2018 |
| 80170 | MARLOW BURNS | Los Angeles County, CA | Oil & Gas Property | Jun 2025 |
| 80171 | MARLOW BURNS-BRADNA-LAI-COMM 1 1 | Los Angeles County, CA | Oil & Gas Property | Jun 2025 |
| 80172 | MARLYS OLSON 31-1H | Williams County, ND | Oil & Gas Property | May 2025 |
| 80173 | MARMALARD | Reeves County, TX | Oil & Gas Property | May 2025 |
| 80174 | MARMET | Ellis County, TX | Gas Property | May 2025 |
| 80175 | MARMET | Kanawha County, WV | Gas Property | Dec 2020 |
| 80176 | MARMET COAL | Kanawha County, WV | Gas Property | Dec 2021 |
| 80177 | MARMIE | Barton County, KS | Oil Property | Apr 2025 |
| 80178 | MARMION-THORNHILL HC | Dimmit County, TX | Oil & Gas Property | May 2025 |
| 80179 | MARMO UNIT | Lee County, TX | Oil & Gas Property | May 2025 |
| 80180 | MARMON | Mountrail County, ND | Oil & Gas Property | May 2025 |
| 80181 | MARMON HAHN | Williams County, ND | Oil & Gas Property | May 2025 |
| 80182 | MARMONT | Toole County, MT | Gas Property | Mar 2025 |
| 80183 | MARMOT 19_18-16N-10W | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 80184 | MARMOT 55-14 UNIT | Reeves County, TX | Oil & Gas Property | May 2025 |
| 80185 | MARNA | Campbell County, WY | Oil & Gas Property | May 2025 |
| 80186 | MARNA KUEHNE | Campbell County, WY | Oil Property | Mar 1994 |
| 80187 | MARNER | Stanton County, KS | Gas Property | Apr 2025 |
| 80188 | MARNI | Moore County, TX | Oil & Gas Property | May 2025 |
| 80189 | MARNITA FIU 1-3-34XHM | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 80190 | MAROLYN | Crockett County, TX | Oil & Gas Property | May 2025 |
| 80191 | MARON UNIT A | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 80192 | MARON-RESP-VASB ULW 1 | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 80193 | MARON-VASB USW B 1 | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 80194 | MARONE | Washington County, OK | Oil & Gas Property | Aug 2019 |
| 80195 | MARONEY | Harper County, KS | Oil & Gas Property | Apr 2025 |
| 80196 | MARONEY | Sabine Parish, LA | Oil & Gas Property | Dec 2024 |
| 80197 | MAROON 18 | Yuma County, CO | Gas Property | May 2025 |
| 80198 | MAROON BELLS 13-14 UNIT | Reeves County, TX | Oil & Gas Property | May 2025 |
| 80199 | MAROON BELLS FEDERAL COM 16 32 36 SB | Lea County, NM | Oil & Gas Property | May 2025 |
| 80200 | MAROONER | Winkler County, TX | Oil & Gas Property | May 2025 |