| 1001 | DALY | Campbell County, WY | Gas Property | Mar 2011 |
| 1002 | DALY | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1003 | DALY FE | Campbell County, WY | Gas Property | Jan 2012 |
| 1004 | DALY FED | Campbell County, WY | Gas Property | Dec 2010 |
| 1005 | DANDY STATE 3774-16-21-1FH | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1006 | DANNAR | Sheridan County, WY | Gas Property | Mar 2014 |
| 1007 | DANNAR FED | Sheridan County, WY | Gas Property | Mar 2014 |
| 1008 | DANNER | Sheridan County, WY | Gas Property | Mar 2014 |
| 1009 | DANNER 1 | Sheridan County, WY | Gas Property | May 2012 |
| 1010 | DANNO | Sweetwater County, WY | Oil & Gas Property | May 2017 |
| 1011 | DART | Campbell County, WY | Oil & Gas Property | Dec 1997 |
| 1012 | DART | Laramie County, WY | Oil & Gas Property | Jun 2025 |
| 1013 | DASU | Crook County, WY | Oil & Gas Property | May 1988 |
| 1014 | DAVIDSON | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1015 | DAVIS | Campbell County, WY | Oil & Gas Property | Aug 2010 |
| 1016 | DAVIS | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 1017 | DAVIS | Campbell County, WY | Gas Property | Jun 2025 |
| 1018 | DAVIS | Hot Springs County, WY | Oil & Gas Property | May 2005 |
| 1019 | DAVIS | Big Horn County, WY | Oil & Gas Property | Jun 2025 |
| 1020 | DAVIS FAMILY | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1021 | DAVISON | Fremont County, WY | Oil & Gas Property | Jul 1989 |
| 1022 | DAWN CS FEDERAL | Campbell County, WY | Gas Property | Nov 2013 |
| 1023 | DAYTON | Sweetwater County, WY | Oil & Gas Property | Jan 2024 |
| 1024 | DAYTONA | Laramie County, WY | Oil & Gas Property | Jun 2025 |
| 1025 | DCR FEE 44-25H | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1026 | DCR STATE | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1027 | DEADMAN | Sweetwater County, WY | Gas Property | Jun 2025 |
| 1028 | DEADWOOD | Weston County, WY | Oil Property | Apr 2023 |
| 1029 | DEEP CAVE GULCH | Natrona County, WY | Oil & Gas Property | Jun 2025 |
| 1030 | DEEP UNIT | Fremont County, WY | Oil & Gas Property | Jun 2025 |
| 1031 | DEER HILL | Sublette County, WY | Oil & Gas Property | Feb 1997 |
| 1032 | DEGNER TRACT III | Crook County, WY | Oil & Gas Property | Jun 2025 |
| 1033 | DEJURE CS STATE | Campbell County, WY | Gas Property | Aug 2018 |
| 1034 | DELANEY | Sweetwater County, WY | Oil & Gas Property | May 2025 |
| 1035 | DELANEY | Sweetwater County, WY | Oil & Gas Property | Nov 2009 |
| 1036 | DELANEY 11-5 | Campbell County, WY | Gas Property | Jan 2009 |
| 1037 | DELANEY RIM | Sweetwater County, WY | Oil & Gas Property | May 2025 |
| 1038 | DELAPP | Sheridan County, WY | Gas Property | Aug 2010 |
| 1039 | DELAPP | Sheridan County, WY | Gas Property | May 2012 |
| 1040 | DELTA FEDERAL | Fremont County, WY | Gas Property | May 2025 |
| 1041 | DENVER FED 3671 | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1042 | DEPOT | Sweetwater County, WY | Oil & Gas Property | Jun 2024 |
| 1043 | DERBY | Fremont County, WY | Oil Property | May 2025 |
| 1044 | DERRICK DRAW 3 | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1045 | DESELMS 17-6 | Laramie County, WY | Oil & Gas Property | Jun 2025 |
| 1046 | DESERT | Sweetwater County, WY | Oil & Gas Property | May 2025 |
| 1047 | DESERT FLATS | Sweetwater County, WY | Oil & Gas Property | Jun 2023 |
| 1048 | DESERT SPRINGS | Sweetwater County, WY | Oil & Gas Property | Jun 2025 |
| 1049 | DESERT SPRINGS | Sweetwater County, WY | Oil & Gas Property | Sep 2024 |
| 1050 | DETTIFOSS 2413-0 | Laramie County, WY | Oil & Gas Property | Jun 2025 |
| 1051 | DEUEL | Crook County, WY | Oil & Gas Property | Jun 2025 |
| 1052 | DEVILS TOWER 11-2 | Johnson County, WY | Oil & Gas Property | Jun 2025 |
| 1053 | DEWEY | Weston County, WY | Oil Property | Jun 2025 |
| 1054 | DEWEY C | Sheridan County, WY | Gas Property | Jan 2015 |
| 1055 | DF NEBRASKA FEE 24-20 43-76H | Johnson County, WY | Oil & Gas Property | Jun 2025 |
| 1056 | DIABLO E 4174-6-7 | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1057 | DIAMOND | Carbon County, WY | Oil & Gas Property | May 2025 |
| 1058 | DIAMOND STATE 36 | Fremont County, WY | Oil & Gas Property | Nov 2024 |
| 1059 | DIAMOND T | Campbell County, WY | Gas Property | Oct 2014 |
| 1060 | DIAMOND T | Campbell County, WY | Oil & Gas Property | May 2025 |
| 1061 | DIAMONDBACK | Converse County, WY | Oil & Gas Property | Dec 2023 |
| 1062 | DIANA | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1063 | DICKSON | Campbell County, WY | Gas Property | Dec 2017 |
| 1064 | DIELMAN | Niobrara County, WY | Oil & Gas Property | Apr 1986 |
| 1065 | DIETZ CS | Campbell County, WY | Gas Property | Dec 2018 |
| 1066 | DILLINGER RANCH | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1067 | DILTS | Campbell County, WY | Gas Property | Dec 2009 |
| 1068 | DILTS | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1069 | DILTS | Converse County, WY | Oil & Gas Property | Jun 2024 |
| 1070 | DILTS | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1071 | DILTS | Campbell County, WY | Oil & Gas Property | May 2025 |
| 1072 | DILTS F | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1073 | DILTS RANCH | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1074 | DIMAGGIO | Sweetwater County, WY | Oil & Gas Property | Jul 2012 |
| 1075 | DINO STATE 12-8 1-H | Laramie County, WY | Oil & Gas Property | Jun 2025 |
| 1076 | DISCOVERY STATE | Weston County, WY | Oil & Gas Property | Mar 2025 |
| 1077 | DIVIDE | Carbon County, WY | Oil & Gas Property | May 2025 |
| 1078 | DIXON | Weston County, WY | Oil & Gas Property | Dec 2018 |
| 1079 | DIXON | Niobrara County, WY | Oil & Gas Property | Jun 2025 |
| 1080 | DL COOK JWS | Campbell County, WY | Gas Property | Dec 2013 |
| 1081 | DL COOK JWS FED | Campbell County, WY | Gas Property | Oct 2010 |
| 1082 | DM FEE 179 | Carbon County, WY | Gas Property | May 2025 |
| 1083 | DOBIE CR | Big Horn County, WY | Oil & Gas Property | Jun 2025 |
| 1084 | DOBRENZ | Campbell County, WY | Gas Property | Jun 2025 |
| 1085 | DOGWOOD 2536 | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1086 | DOLIS | Fremont County, WY | Oil & Gas Property | Jun 2025 |
| 1087 | DOLLY FED 3671-19-31-1 | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1088 | DOME 5 | Sheridan County, WY | Gas Property | Dec 2023 |
| 1089 | DOME 5 | Sheridan County, WY | Gas Property | Dec 2023 |
| 1090 | DOME 56-7 | Sheridan County, WY | Gas Property | Jun 2015 |
| 1091 | DOME 57-76 | Sheridan County, WY | Gas Property | Jun 2015 |
| 1092 | DOME 57-76-1 | Campbell County, WY | Gas Property | Jun 2015 |
| 1093 | DONIELSON | Weston County, WY | Oil Property | Apr 2025 |
| 1094 | DONLEY | Sweetwater County, WY | Oil & Gas Property | Jun 2025 |
| 1095 | DORA FED 3570 | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1096 | DORADO | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 1097 | DORNACHER | Weston County, WY | Oil Property | Nov 2014 |
| 1098 | DOROTHY | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1099 | DOROUGH | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1100 | DOUBLE E | Campbell County, WY | Gas Property | Jun 2015 |