| 1101 | DECHANT-STATE | Weld County, CO | Oil & Gas Property | Aug 2024 |
| 1102 | DECKER | Washington County, CO | Oil Property | Jun 2025 |
| 1103 | DEEPE | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1104 | DEGENHART | Adams County, CO | Oil & Gas Property | Sep 2016 |
| 1105 | DEGENHART | Weld County, CO | Oil & Gas Property | Mar 2025 |
| 1106 | DEHAAN | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1107 | DEINES | Weld County, CO | Oil & Gas Property | Apr 2021 |
| 1108 | DEJANE STATE | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1109 | DEKAY | La Plata County, CO | Gas Property | Jun 2025 |
| 1110 | DEL CAMINO 1 | Weld County, CO | Oil & Gas Property | Jul 2019 |
| 1111 | DELTA 2 | Mesa County, CO | Oil & Gas Property | Jun 2025 |
| 1112 | DENNEY STATE | Phillips County, CO | Gas Property | Aug 2022 |
| 1113 | DENVER | Weld County, CO | Oil & Gas Property | Jul 2024 |
| 1114 | DEPORTER | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1115 | DERE | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1116 | DERE/JENSEN PA | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1117 | DESHA 4 | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1118 | DESMOND BROPHY | Yuma County, CO | Gas Property | Jul 2025 |
| 1119 | DETERDING | Yuma County, CO | Oil & Gas Property | Jul 2025 |
| 1120 | DETERDING | Yuma County, CO | Gas Property | Jul 2025 |
| 1121 | DETERDING | Yuma County, CO | Gas Property | Jul 2025 |
| 1122 | DETIENNE FD 1 | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1123 | DETTERER | Weld County, CO | Oil & Gas Property | Mar 2019 |
| 1124 | DEVER | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1125 | DEVER 3 | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1126 | DEVLIN | Yuma County, CO | Gas Property | Jul 2025 |
| 1127 | DEVLIN | Yuma County, CO | Oil & Gas Property | Jul 2025 |
| 1128 | DEVON | Weld County, CO | Oil & Gas Property | Apr 2025 |
| 1129 | DEVORE | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1130 | DEVORE | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1131 | DEVRIES | Weld County, CO | Oil & Gas Property | Jun 2020 |
| 1132 | DEWALT 19 | Weld County, CO | Oil & Gas Property | Jan 2021 |
| 1133 | DEWEY | Morgan County, CO | Oil & Gas Property | Aug 2014 |
| 1134 | DF RANCH | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1135 | DGU HOTCHKISS FEDERAL 1289 18-H | Gunnison County, CO | Gas Property | Jul 2025 |
| 1136 | DIA 1 | Adams County, CO | Oil & Gas Property | May 2018 |
| 1137 | DIA 2 | Denver County, CO | Oil & Gas Property | May 2018 |
| 1138 | DIA 2 | Adams County, CO | Oil & Gas Property | Apr 2018 |
| 1139 | DIA 3 | Adams County, CO | Oil & Gas Property | Apr 2018 |
| 1140 | DIA W AMBUSH | Denver County, CO | Oil & Gas Property | May 2018 |
| 1141 | DIAMOND EL | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1142 | DIAMOND VALLEY | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1143 | DIAMONDBACK FEDERAL LC22-77 | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1144 | DIANA 6 | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1145 | DIANE | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1146 | DIAZ RWF | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1147 | DICKENS 44-14 | La Plata County, CO | Gas Property | Jun 2025 |
| 1148 | DICKENS F 32 | Weld County, CO | Oil & Gas Property | Mar 2022 |
| 1149 | DICKSON | Yuma County, CO | Gas Property | Jul 2025 |
| 1150 | DICKSON | Yuma County, CO | Gas Property | Oct 2023 |
| 1151 | DIER | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1152 | DIETRICH | Weld County, CO | Oil & Gas Property | Apr 2021 |
| 1153 | DIGGIN STATE D 16 | Weld County, CO | Oil & Gas Property | Nov 2018 |
| 1154 | DIJON 8-67-32-31 | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1155 | DIKE MOUNTAIN UNIT | Huerfano County, CO | Gas Property | Jun 2025 |
| 1156 | DILKA | Weld County, CO | Oil & Gas Property | Feb 2022 |
| 1157 | DILLARD | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1158 | DINNEL | Weld County, CO | Oil & Gas Property | Jun 2020 |
| 1159 | DINNEL | Weld County, CO | Oil & Gas Property | Dec 2017 |
| 1160 | DINNER | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1161 | DINNER | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1162 | DINNER | Weld County, CO | Oil & Gas Property | May 2025 |
| 1163 | DIPAOLO | Weld County, CO | Oil & Gas Property | Jan 2019 |
| 1164 | DIRKS | Phillips County, CO | Gas Property | Sep 2023 |
| 1165 | DITLEV SIMONSEN | Weld County, CO | Oil & Gas Property | Jan 2025 |
| 1166 | DITTMER | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1167 | DIVIDE CREEK | Garfield County, CO | Gas Property | Jan 2007 |
| 1168 | DIVIDE CREEK | Mesa County, CO | Oil & Gas Property | Jun 2025 |
| 1169 | DIXON A | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1170 | DIXON FED | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1171 | DJ MOORE A | La Plata County, CO | Gas Property | Jun 2025 |
| 1172 | DKW GREEN STATE BB 18-0 | Weld County, CO | Oil & Gas Property | Aug 2015 |
| 1173 | DLC 27 | Mesa County, CO | Oil & Gas Property | Jun 2025 |
| 1174 | DOC SOONER | Weld County, CO | Oil & Gas Property | Jul 2005 |
| 1175 | DOCAR 33-8-26 | La Plata County, CO | Gas Property | Jun 2025 |
| 1176 | DOCAR GAS UNIT | La Plata County, CO | Gas Property | Jun 2025 |
| 1177 | DOCHEFF | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1178 | DODD | Boulder County, CO | Oil & Gas Property | Apr 2020 |
| 1179 | DODD 3 | La Plata County, CO | Gas Property | Jun 2025 |
| 1180 | DODERO | Weld County, CO | Oil & Gas Property | Apr 2017 |
| 1181 | DOE 1 | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1182 | DOE 1 | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1183 | DOE 2 | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1184 | DOE CANYON | Dolores County, CO | Oil & Gas Property | Jul 2025 |
| 1185 | DOERFER | Montezuma County, CO | Oil Property | Jun 2012 |
| 1186 | DOERING | Weld County, CO | Oil & Gas Property | Sep 2016 |
| 1187 | DOLLAHAN 18U-01 | La Plata County, CO | Gas Property | Jun 2025 |
| 1188 | DOLLERSCHELL | Logan County, CO | Oil Property | Jan 2003 |
| 1189 | DOLPH | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1190 | DOM RED X 20 | Weld County, CO | Oil & Gas Property | Mar 2014 |
| 1191 | DOMENICO MC 33 | Boulder County, CO | Oil & Gas Property | May 2013 |
| 1192 | DOMMER | Garfield County, CO | Oil & Gas Property | Jun 2025 |
| 1193 | DON BROPHY | Yuma County, CO | Gas Property | Jul 2025 |
| 1194 | DONALD E MILLER | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1195 | DONALD K NORGREN | Weld County, CO | Oil & Gas Property | Apr 2017 |
| 1196 | DONIPHAN SHIELDS | Boulder County, CO | Oil & Gas Property | May 2022 |
| 1197 | DONLEY | Boulder County, CO | Oil & Gas Property | Jun 2021 |
| 1198 | DONN | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1199 | DONN STATE 30N-20 | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 1200 | DONNELL | Moffat County, CO | Oil & Gas Property | Jun 2025 |