| 28101 | CRESWELL | Campbell County, WY | Gas Property | May 2012 |
| 28102 | CRETE 1-5H | Lincoln County, OK | Oil & Gas Property | Jan 2026 |
| 28103 | CRETSINGER | Parker County, TX | Oil & Gas Property | Dec 2025 |
| 28104 | CREW | Greenwood County, KS | Oil Property | Sep 2025 |
| 28105 | CREW | Cherokee County, TX | Oil & Gas Property | Dec 2025 |
| 28106 | CREW | Trumbull County, OH | Oil & Gas Property | Dec 2024 |
| 28107 | CREW-LEVICK (MCCOOL) | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 28108 | CREWE | Armstrong County, PA | Gas Property | Dec 2025 |
| 28109 | CREWS | Sedgwick County, KS | Oil Property | Sep 2025 |
| 28110 | CREWS | Garfield County, OK | Oil & Gas Property | Mar 2016 |
| 28111 | CREWS | Duval County, TX | Oil & Gas Property | Dec 2025 |
| 28112 | CREWS | Chautauqua County, KS | Oil Property | May 2024 |
| 28113 | CREWS | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28114 | CREWS | Wilbarger County, TX | Oil & Gas Property | Dec 2025 |
| 28115 | CREWS 1 | Palo Pinto County, TX | Gas Property | Dec 2025 |
| 28116 | CREWS A | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28117 | CREWS A AC-CRISP A AC SA 1 | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28118 | CREWS A-LOVE ULW A | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28119 | CREWS CLARA | Lynn County, TX | Oil & Gas Property | Apr 2025 |
| 28120 | CREWS E | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 28121 | CREWS E. R. ESTATE 1 | Andrews County, TX | Gas Property | Dec 2025 |
| 28122 | CREWS GAS UNIT | Goliad County, TX | Oil & Gas Property | Dec 2025 |
| 28123 | CREWS QUAD ULW B | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28124 | CREWS S.E.-MAST -8 | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 28125 | CREWS UNIT | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28126 | CREWS-KARNES CITY SA A | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28127 | CREWS-KC-SAL-MILLER SA A | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28128 | CREWS-MAST | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 28129 | CRH UNIT AC | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28130 | CRICHTON | Webster Parish, LA | Oil & Gas Property | Dec 2024 |
| 28131 | CRICHTON HEIRS | Webster Parish, LA | Oil & Gas Property | Dec 2024 |
| 28132 | CRICK | Ness County, KS | Oil Property | Jun 2025 |
| 28133 | CRICK | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 28134 | CRICK-DA | Muhlenberg County, KY | Oil Property | Nov 2019 |
| 28135 | CRICKET | Harrison County, OH | Gas Property | Dec 2025 |
| 28136 | CRICKET | Upton County, TX | Oil & Gas Property | Dec 2025 |
| 28137 | CRICKET | Dewitt County, TX | Oil & Gas Property | Dec 2025 |
| 28138 | CRICKET | Park County, WY | Oil & Gas Property | Jan 2026 |
| 28139 | CRICKET (STRAWN) UNIT | Haskell County, TX | Oil & Gas Property | Dec 2025 |
| 28140 | CRICKET C22-3 | Weld County, CO | Oil & Gas Property | Sep 2016 |
| 28141 | CRIDER | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 28142 | CRIDER | Floyd County, KY | Gas Property | Dec 2024 |
| 28143 | CRIDER | Johnson County, TX | Oil & Gas Property | Dec 2025 |
| 28144 | CRIDER | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 28145 | CRIDER | Stephens County, TX | Oil & Gas Property | Oct 2025 |
| 28146 | CRIDER BILLY | Limestone County, TX | Gas Property | Dec 2025 |
| 28147 | CRIDER GAS UNIT | Limestone County, TX | Oil & Gas Property | Dec 2025 |
| 28148 | CRIEGLER | La Plata County, CO | Gas Property | Dec 2025 |
| 28149 | CRIER-MCELROY | Upton County, TX | Oil & Gas Property | Dec 2025 |
| 28150 | CRIESS WA | Lincoln County, OK | Oil & Gas Property | Sep 2025 |
| 28151 | CRIGLER | Harper County, OK | Oil & Gas Property | Dec 2025 |
| 28152 | CRILOW | Stark County, OH | Oil & Gas Property | Dec 2024 |
| 28153 | CRILOW | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 28154 | CRIM | Gregg County, TX | Oil & Gas Property | Dec 2025 |
| 28155 | CRIM | Coal County, OK | Oil & Gas Property | Dec 2021 |
| 28156 | CRIM | Rusk County, TX | Oil & Gas Property | Dec 2025 |
| 28157 | CRIM | Martin County, TX | Oil & Gas Property | Dec 2025 |
| 28158 | CRIM | Wise County, TX | Oil & Gas Property | Nov 2025 |
| 28159 | CRIM | Rusk County, TX | Oil & Gas Property | Dec 2025 |
| 28160 | CRIM | Wise County, TX | Oil & Gas Property | Jan 1997 |
| 28161 | CRIM | Van Zandt County, TX | Oil & Gas Property | Dec 2025 |
| 28162 | CRIM LEON ESTATE | Rusk County, TX | Oil & Gas Property | Nov 2025 |
| 28163 | CRIM, S.W | Montague County, TX | Oil & Gas Property | Dec 2025 |
| 28164 | CRIMALDI | Cambria County, PA | Gas Property | Dec 2025 |
| 28165 | CRIMMINS, C | Montcalm County, MI | Oil Property | Dec 2025 |
| 28166 | CRIMSON | Sublette County, WY | Oil & Gas Property | Dec 2025 |
| 28167 | CRIMSON ALLOCATION | Dimmit County, TX | Oil & Gas Property | Dec 2025 |
| 28168 | CRIMSON ALLOCATION | Dimmit County, TX | Oil & Gas Property | Dec 2025 |
| 28169 | CRIPPLE BEAR | Ellis County, OK | Oil & Gas Property | Dec 2025 |
| 28170 | CRIPPLE CREEK 35 34 FEDERAL | Eddy County, NM | Oil & Gas Property | Jan 2026 |
| 28171 | CRIPPLED HORSE | Andrews County, TX | Oil Property | Dec 2025 |
| 28172 | CRISAN | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 28173 | CRISLER | Butler County, KS | Oil Property | Sep 2025 |
| 28174 | CRISLIP | Guernsey County, OH | Oil & Gas Property | Dec 2016 |
| 28175 | CRISLIP ELMER | Doddridge County, WV | Oil Property | Nov 2021 |
| 28176 | CRISMON | Texas County, OK | Oil & Gas Property | Dec 2025 |
| 28177 | CRISP | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28178 | CRISP | Daviess County, KY | Oil Property | Dec 2004 |
| 28179 | CRISP A AC-CREWS A AC SA 1 | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28180 | CRISP A-CREWS A SA | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28181 | CRISP B AC-CREWS A AC SA | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28182 | CRISP B-CREWS A SA | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 28183 | CRISP EF | La Salle County, TX | Oil & Gas Property | Dec 2025 |
| 28184 | CRISP H UNIT 3H | La Salle County, TX | Oil & Gas Property | Dec 2025 |
| 28185 | CRISP RANCH | La Salle County, TX | Oil & Gas Property | Dec 2025 |
| 28186 | CRISP UNIT | Johnson County, TX | Oil & Gas Property | Dec 2025 |
| 28187 | CRISP,WILLARD E | La Salle County, TX | Oil & Gas Property | Nov 2025 |
| 28188 | CRISPELL REV. TRUST 27 | Neosho County, KS | Gas Property | Sep 2025 |
| 28189 | CRISPEN H | Mercer County, PA | Gas Property | Dec 2025 |
| 28190 | CRISS | Texas County, OK | Oil & Gas Property | Sep 2025 |
| 28191 | CRISSMAN | Ellis County, KS | Oil Property | Sep 2025 |
| 28192 | CRISSMAN | Russell County, KS | Oil Property | Sep 2025 |
| 28193 | CRISSUP | Grant County, OK | Oil & Gas Property | Jan 2026 |
| 28194 | CRIST | Finney County, KS | Oil Property | Sep 2025 |
| 28195 | CRIST | Finney County, KS | Oil Property | Sep 2021 |
| 28196 | CRIST | Kearny County, KS | Oil Property | Sep 2025 |
| 28197 | CRIST 1-3 | Kingfisher County, OK | Oil & Gas Property | Dec 2025 |
| 28198 | CRISTA | Upton County, TX | Oil & Gas Property | Dec 2025 |
| 28199 | CRISWELL | Washington County, CO | Oil & Gas Property | Sep 2014 |
| 28200 | CRISWELL | Pittsburg County, OK | Gas Property | Dec 2019 |