| 27101 | COURTNEY | Roosevelt County, MT | Oil & Gas Property | Aug 2025 |
| 27102 | COURTNEY | Weld County, CO | Oil & Gas Property | Jul 2014 |
| 27103 | COURTNEY | Tioga County, PA | Gas Property | Aug 2025 |
| 27104 | COURTNEY | Bienville Parish, LA | Oil & Gas Property | Apr 2001 |
| 27105 | COURTNEY | Boone County, WV | Oil & Gas Property | Dec 2021 |
| 27106 | COURTNEY | Beaver County, OK | Oil & Gas Property | Jun 2025 |
| 27107 | COURTNEY | Caddo County, OK | Oil Property | Dec 2018 |
| 27108 | COURTNEY | Grady County, OK | Oil & Gas Property | Jul 2025 |
| 27109 | COURTNEY | Canadian County, OK | Oil & Gas Property | Aug 2025 |
| 27110 | COURTNEY | Hemphill County, TX | Oil & Gas Property | Aug 2025 |
| 27111 | COURTNEY | Fresno County, CA | Oil & Gas Property | Apr 2010 |
| 27112 | COURTNEY | Seminole County, OK | Oil Property | Jul 2025 |
| 27113 | COURTNEY | Canadian County, OK | Oil & Gas Property | Aug 2025 |
| 27114 | COURTNEY | Caddo Parish, LA | Oil Property | Jan 2025 |
| 27115 | COURTNEY UNIT | Tarrant County, TX | Oil & Gas Property | Aug 2025 |
| 27116 | COURTRIGHT | Garvin County, OK | Oil & Gas Property | Jul 2025 |
| 27117 | COURTS | Haskell County, OK | Gas Property | Jul 2025 |
| 27118 | COURY 18 | Mesa County, CO | Oil & Gas Property | Apr 2005 |
| 27119 | COUSIN EDDY | Glasscock County, TX | Oil & Gas Property | Jul 2025 |
| 27120 | COUSIN EDDY FEDERAL UNIT | Eddy County, NM | Oil & Gas Property | Aug 2025 |
| 27121 | COUSIN WILLARD 450 | Yoakum County, TX | Oil & Gas Property | Aug 2025 |
| 27122 | COUSINS | Arenac County, MI | Oil Property | Dec 2024 |
| 27123 | COUSINS | Sterling County, TX | Oil & Gas Property | Jul 2024 |
| 27124 | COUSINS | Gray County, TX | Gas Property | Aug 2025 |
| 27125 | COUSINS CS FEDERAL | Campbell County, WY | Gas Property | Jan 2015 |
| 27126 | COUTRET | Goliad County, TX | Oil & Gas Property | Jun 2025 |
| 27127 | COUTURE | Rooks County, KS | Oil Property | Jun 2025 |
| 27128 | COVAL | De Soto Parish, LA | Gas Property | Dec 2024 |
| 27129 | COVALT | Woodward County, OK | Gas Property | Apr 2008 |
| 27130 | COVARRUBIAS | Santa Barbara County, CA | Oil & Gas Property | Feb 1989 |
| 27131 | COVEL | Garvin County, OK | Oil & Gas Property | Jul 2025 |
| 27132 | COVEL TRUST | Seward County, KS | Oil & Gas Property | Jun 2025 |
| 27133 | COVELESKI 1-35H | Williams County, ND | Oil & Gas Property | Aug 2025 |
| 27134 | COVELESKI 26-35 | Williams County, ND | Oil & Gas Property | Aug 2025 |
| 27135 | COVER | Hartley County, TX | Oil Property | Jun 2013 |
| 27136 | COVER | Okmulgee County, OK | Oil Property | Jul 2025 |
| 27137 | COVERED BRIDGE | McKenzie County, ND | Oil & Gas Property | Aug 2023 |
| 27138 | COVERT | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 27139 | COVERT | Dimmit County, TX | Oil & Gas Property | Aug 2025 |
| 27140 | COVERT 34-183 | Ward County, TX | Oil & Gas Property | Aug 2025 |
| 27141 | COVERT COM | Eddy County, NM | Oil & Gas Property | Aug 2025 |
| 27142 | COVEY | Fresno County, CA | Oil & Gas Property | Aug 2014 |
| 27143 | COVEY | Hockley County, TX | Oil Property | Aug 2025 |
| 27144 | COVEY | Lincoln County, OK | Oil & Gas Property | Jun 2025 |
| 27145 | COVEYTOWN | Sullivan County, PA | Gas Property | Aug 2025 |
| 27146 | COVILL | Allegany County, NY | Oil & Gas Property | Dec 2024 |
| 27147 | COVIN FESS | Harrison County, TX | Oil & Gas Property | Feb 2000 |
| 27148 | COVINGTON | Terry County, TX | Oil & Gas Property | Aug 2025 |
| 27149 | COVINGTON | Bradford County, PA | Gas Property | Aug 2025 |
| 27150 | COVINGTON | Stephens County, OK | Oil Property | Mar 2025 |
| 27151 | COVINGTON | Bossier Parish, LA | Oil & Gas Property | Jul 1992 |
| 27152 | COVINGTON | Stonewall County, TX | Oil & Gas Property | Aug 2025 |
| 27153 | COVINGTON | Baylor County, TX | Oil & Gas Property | Jan 2023 |
| 27154 | COVINGTON | Kingman County, KS | Gas Property | Jun 2025 |
| 27155 | COVINGTON | Smith County, TX | Oil & Gas Property | Aug 2025 |
| 27156 | COVINGTON | Reeves County, TX | Oil & Gas Property | Aug 2025 |
| 27157 | COVINGTON | Wise County, TX | Oil & Gas Property | Aug 2025 |
| 27158 | COVINGTON | Anderson County, TX | Oil & Gas Property | Aug 2025 |
| 27159 | COVINGTON 33 | Andrews County, TX | Oil & Gas Property | Aug 2025 |
| 27160 | COVINGTON 34-224 | Ward County, TX | Oil & Gas Property | Aug 2025 |
| 27161 | COVINGTON A FEDERAL | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 27162 | COVINGTON ACRES | Hill County, TX | Gas Property | Aug 2025 |
| 27163 | COVINGTON GU | Logan County, AR | Gas Property | May 2024 |
| 27164 | COVINGTON H. ESTATE | Terry County, TX | Oil & Gas Property | Aug 2025 |
| 27165 | COVINGTON JANIE ET AL | Terry County, TX | Oil & Gas Property | Aug 2025 |
| 27166 | COVINGTON PROSPECT PAD R (WATKINS) 1 | Tioga County, PA | Gas Property | Aug 2025 |
| 27167 | COW BAYOU STATE | Orange County, TX | Oil & Gas Property | Aug 2025 |
| 27168 | COW BELL 9 4 FEDERAL COM | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 27169 | COW CREEK | Carbon County, WY | Oil & Gas Property | May 2025 |
| 27170 | COW CREEK | Lincoln County, WY | Oil & Gas Property | Aug 2025 |
| 27171 | COW CREEK CORPORATION ET AL | Starr County, TX | Oil & Gas Property | Aug 2025 |
| 27172 | COW HOLLOW | Lincoln County, WY | Oil & Gas Property | Aug 2025 |
| 27173 | COW SKULL 11-89-18 | Gunnison County, CO | Gas Property | Sep 2025 |
| 27174 | COW TOWN | Leon County, TX | Oil & Gas Property | Aug 2025 |
| 27175 | COWABUNGA 1207 | Canadian County, OK | Oil & Gas Property | Jul 2025 |
| 27176 | COWAN | Baylor County, TX | Oil & Gas Property | Aug 2025 |
| 27177 | COWAN | Beaver County, OK | Oil & Gas Property | Feb 2018 |
| 27178 | COWAN | Morton County, KS | Gas Property | Jun 2025 |
| 27179 | COWAN | Okmulgee County, OK | Oil Property | Jul 2025 |
| 27180 | COWAN | Blaine County, OK | Oil & Gas Property | Jul 2025 |
| 27181 | COWAN | Stephens County, OK | Oil Property | Aug 2025 |
| 27182 | COWAN | Tillman County, OK | Oil Property | Oct 2017 |
| 27183 | COWAN | Smith County, TX | Oil & Gas Property | Aug 2025 |
| 27184 | COWAN | Beaver County, OK | Gas Property | Jul 2025 |
| 27185 | COWAN | Lipscomb County, TX | Oil & Gas Property | Jul 2025 |
| 27186 | COWAN | Carter County, OK | Oil & Gas Property | Aug 2025 |
| 27187 | COWAN | Coleman County, TX | Oil & Gas Property | Jun 2025 |
| 27188 | COWAN 1 | Blaine County, OK | Oil & Gas Property | Jul 2025 |
| 27189 | COWAN FEE | Kern County, CA | Oil Property | Jul 1996 |
| 27190 | COWAN G | Smith County, TX | Oil & Gas Property | Aug 2025 |
| 27191 | COWAN GAS UNIT | Morton County, KS | Gas Property | Jun 2025 |
| 27192 | COWAN TRUST 1 | Beaver County, OK | Oil & Gas Property | May 2024 |
| 27193 | COWAN, L B | Hopkins County, KY | Oil Property | Mar 2019 |
| 27194 | COWAN, W.T | Coleman County, TX | Oil & Gas Property | Jun 2025 |
| 27195 | COWAN-MCKINNEY | Archer County, TX | Oil & Gas Property | Aug 2025 |
| 27196 | COWARD | Atascosa County, TX | Oil & Gas Property | Aug 2025 |
| 27197 | COWARD UNIT A | Dewitt County, TX | Oil & Gas Property | Aug 2025 |
| 27198 | COWART | Pontotoc County, OK | Oil Property | Sep 2024 |
| 27199 | COWBOY | Johnson County, TX | Gas Property | Aug 2025 |
| 27200 | COWBOY | San Juan County, UT | Oil & Gas Property | Aug 2025 |