| 83101 | MCDOWELL, E. T | McMullen County, TX | Oil & Gas Property | Jan 2003 |
| 83102 | MCDUFF | Pittsburg County, OK | Gas Property | Feb 2025 |
| 83103 | MCDUFFIE | Nacogdoches County, TX | Oil & Gas Property | Feb 2025 |
| 83104 | MCDUFFIE | Grimes County, TX | Oil & Gas Property | Feb 2025 |
| 83105 | MCDUFFIE | Grimes County, TX | Oil & Gas Property | Dec 2024 |
| 83106 | MCDUFFIE B.J | Nacogdoches County, TX | Oil & Gas Property | Feb 2025 |
| 83107 | MCDURMITT | San Juan County, NM | Oil & Gas Property | Mar 2025 |
| 83108 | MCEACHARN | Ouachita Parish, LA | Oil & Gas Property | Dec 2024 |
| 83109 | MCEACHERN | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 83110 | MCEACHERN | Webster Parish, LA | Oil & Gas Property | Apr 2013 |
| 83111 | MCEACHERN | Caddo Parish, LA | Oil & Gas Property | Oct 2024 |
| 83112 | MCEACHERN | Alfalfa County, OK | Oil & Gas Property | Jun 2012 |
| 83113 | MCELDERRY MU37 22-27 | McClain County, OK | Oil & Gas Property | Feb 2025 |
| 83114 | MCELHANEY | Rooks County, KS | Oil Property | Jan 2025 |
| 83115 | MCELHINEY | Harper County, OK | Oil & Gas Property | Feb 2025 |
| 83116 | MCELHINNY | Butler County, PA | Oil & Gas Property | Mar 2025 |
| 83117 | MCELHOES-BUCHANAN | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 83118 | MCELMO | San Juan County, UT | Oil & Gas Property | Mar 2025 |
| 83119 | MCELMO CREEK | San Juan County, UT | Oil & Gas Property | Mar 2025 |
| 83120 | MCELMO DOME | Montezuma County, CO | Oil & Gas Property | Apr 2025 |
| 83121 | MCELMO DOME UNIT 3 | Montezuma County, CO | Oil & Gas Property | Feb 2025 |
| 83122 | MCELMO DOME UNIT 31-38-18 HB | Montezuma County, CO | Oil & Gas Property | Apr 2025 |
| 83123 | MCELMURRAY | Nolan County, TX | Oil & Gas Property | Feb 2025 |
| 83124 | MCELMURRY | Custer County, OK | Oil & Gas Property | Mar 2025 |
| 83125 | MCELREATH | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 83126 | MCELREATH | Cooke County, TX | Oil & Gas Property | Feb 2025 |
| 83127 | MCELROY | Cherokee County, TX | Oil & Gas Property | Feb 2025 |
| 83128 | MCELROY | Jack County, TX | Oil & Gas Property | Feb 2025 |
| 83129 | MCELROY | Rusk County, TX | Oil & Gas Property | Feb 2025 |
| 83130 | MCELROY | Franklin County, AR | Gas Property | Jun 2024 |
| 83131 | MCELROY | Ashtabula County, OH | Oil & Gas Property | Dec 2012 |
| 83132 | MCELROY | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 83133 | MCELROY | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 83134 | MCELROY | Crane County, TX | Oil & Gas Property | Feb 2025 |
| 83135 | MCELROY | Armstrong County, PA | Gas Property | Dec 2024 |
| 83136 | MCELROY | Texas County, OK | Gas Property | Feb 2025 |
| 83137 | MCELROY | Pontotoc County, OK | Oil Property | Mar 2018 |
| 83138 | MCELROY | Stephens County, OK | Oil & Gas Property | Feb 2025 |
| 83139 | MCELROY 1 | Upton County, TX | Oil & Gas Property | Apr 2024 |
| 83140 | MCELROY A - WILKINSON (ALLOC) 1H | Cherokee County, TX | Oil & Gas Property | Feb 2025 |
| 83141 | MCELROY A -MURRAY (ALLOC) 1H | Cherokee County, TX | Oil & Gas Property | Feb 2025 |
| 83142 | MCELROY HEIRS | Harrison County, TX | Oil & Gas Property | Feb 2025 |
| 83143 | MCELROY JENNY #1 GAS UNIT | Freestone County, TX | Oil & Gas Property | Jan 2025 |
| 83144 | MCELROY RANCH | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 83145 | MCELROY RANCH CO. F | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 83146 | MCELROY VAN | Harrison County, TX | Oil & Gas Property | Feb 2025 |
| 83147 | MCELROY, J.T CONS | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 83148 | MCELROY, RONNIE | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 83149 | MCELROY, SAM | Union County, KY | Oil Property | Jul 2021 |
| 83150 | MCELROY-CHATHAM GAS UNIT | Harrison County, TX | Oil & Gas Property | Feb 2025 |
| 83151 | MCELROY-GUTHRIE-WILSONGU1(ALLOC) 1H | Cherokee County, TX | Oil & Gas Property | Feb 2025 |
| 83152 | MCELROY-SWANN | Cherokee County, TX | Oil & Gas Property | Feb 2025 |
| 83153 | MCELVAIN | Loving County, TX | Oil & Gas Property | Dec 2019 |
| 83154 | MCELVAIN | La Plata County, CO | Gas Property | Mar 2025 |
| 83155 | MCELVAIN | La Plata County, CO | Gas Property | Nov 2019 |
| 83156 | MCELVAIN | Lea County, NM | Oil & Gas Property | Apr 2025 |
| 83157 | MCELVANY 1-26 | Grady County, OK | Oil & Gas Property | Feb 2025 |
| 83158 | MCELVEEN | Jackson County, TX | Oil & Gas Property | Oct 2012 |
| 83159 | MCELVEEN UNIT A | Karnes County, TX | Oil & Gas Property | Feb 2025 |
| 83160 | MCELWAIN | Adams County, CO | Oil & Gas Property | Jul 2021 |
| 83161 | MCELWAIN | Reno County, KS | Oil Property | Jan 2025 |
| 83162 | MCELWAIN | Reno County, KS | Oil Property | Jan 2025 |
| 83163 | MCELWAIN 12 | Mesa County, CO | Oil & Gas Property | Mar 2025 |
| 83164 | MCELWEE | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 83165 | MCELWEE | Claiborne Parish, LA | Oil & Gas Property | Nov 2024 |
| 83166 | MCELWEE | Claiborne Parish, LA | Oil & Gas Property | Dec 2024 |
| 83167 | MCELWEE | Perry County, OH | Oil & Gas Property | Dec 2015 |
| 83168 | MCENANEY | Bradford County, PA | Gas Property | Mar 2025 |
| 83169 | MCENDREE | Allen County, KS | Oil Property | Sep 2024 |
| 83170 | MCENTIRE | Sterling County, TX | Oil & Gas Property | Feb 2025 |
| 83171 | MCENTIRE | Sterling County, TX | Oil & Gas Property | Feb 2025 |
| 83172 | MCENTIRE | Atoka County, OK | Gas Property | Feb 2025 |
| 83173 | MCENTIRE | Beckham County, OK | Oil & Gas Property | Mar 2025 |
| 83174 | MCENTIRE | Coal County, OK | Gas Property | Jan 2016 |
| 83175 | MCENTIRE | Coal County, OK | Gas Property | Feb 2025 |
| 83176 | MCENTIRE | Pittsburg County, OK | Oil & Gas Property | Feb 2025 |
| 83177 | MCENTIRE | Ector County, TX | Oil & Gas Property | Feb 2025 |
| 83178 | MCENTIRE 1 | Atoka County, OK | Oil & Gas Property | Jan 2025 |
| 83179 | MCEVER | Guadalupe County, TX | Oil & Gas Property | Nov 2022 |
| 83180 | MCEVOY | Grady County, OK | Oil & Gas Property | Feb 2025 |
| 83181 | MCEWEN | Carson County, TX | Gas Property | Feb 2025 |
| 83182 | MCEWEN | Cowley County, KS | Oil Property | Sep 1993 |
| 83183 | MCEWEN GAS COM | San Juan County, NM | Oil & Gas Property | Mar 2025 |
| 83184 | MCFADDEN | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 83185 | MCFADDEN | Pratt County, KS | Oil Property | Feb 2018 |
| 83186 | MCFADDEN | Seward County, KS | Oil & Gas Property | Jan 2025 |
| 83187 | MCFADDEN | Morris County, KS | Gas Property | May 1986 |
| 83188 | MCFADDEN | Kiowa County, KS | Oil & Gas Property | Jan 2025 |
| 83189 | MCFADDEN | Allen County, KS | Oil Property | Jan 2025 |
| 83190 | MCFADDEN | Knox County, TX | Oil Property | Feb 2025 |
| 83191 | MCFADDEN | Clearfield County, PA | Gas Property | Dec 2024 |
| 83192 | MCFADDEN | Monroe County, OH | Oil Property | Dec 2024 |
| 83193 | MCFADDEN | Rooks County, KS | Oil Property | Jan 2025 |
| 83194 | MCFADDEN | Ness County, KS | Oil & Gas Property | Jan 2025 |
| 83195 | MCFADDEN | Stafford County, KS | Oil & Gas Property | May 2014 |
| 83196 | MCFADDEN B | Panola County, TX | Oil & Gas Property | Feb 2025 |
| 83197 | MCFADDEN FEDERAL | Eddy County, NM | Oil Property | Mar 2025 |
| 83198 | MCFADDIN | Nacogdoches County, TX | Oil & Gas Property | Oct 2024 |
| 83199 | MCFADDIN | Jefferson County, TX | Oil & Gas Property | Feb 2025 |
| 83200 | MCFADDIN | Houston County, TX | Oil & Gas Property | Feb 2025 |