| 1001 | CZAPLA | Campbell County, WY | Oil Property | Aug 1982 |
| 1002 | D A EHRLICH | Hot Springs County, WY | Oil & Gas Property | Oct 2025 |
| 1003 | D COSNER | Campbell County, WY | Gas Property | Jan 2012 |
| 1004 | D COSNER FEDERAL | Campbell County, WY | Gas Property | Aug 2009 |
| 1005 | D CROSS | Campbell County, WY | Gas Property | Apr 2012 |
| 1006 | D DRAKE | Campbell County, WY | Gas Property | Oct 2014 |
| 1007 | D FULLER FEDERAL 31W | Campbell County, WY | Gas Property | Dec 2008 |
| 1008 | D MALLI FEDERAL | Sheridan County, WY | Gas Property | Nov 2010 |
| 1009 | D ODEGARD | Campbell County, WY | Gas Property | Oct 2014 |
| 1010 | D ODEGARD | Campbell County, WY | Gas Property | Oct 2012 |
| 1011 | D SPELLMAN | Campbell County, WY | Gas Property | May 2017 |
| 1012 | D WRIGHT 35W | Campbell County, WY | Gas Property | Aug 2009 |
| 1013 | D&M ODEGARD FEDERAL | Campbell County, WY | Gas Property | Nov 2010 |
| 1014 | D. MALLI | Sheridan County, WY | Gas Property | Nov 2010 |
| 1015 | D. MANKIN FED | Campbell County, WY | Gas Property | Nov 2013 |
| 1016 | D. ODEGARD FEDERAL | Campbell County, WY | Gas Property | Apr 2012 |
| 1017 | D. ODEGARD FEDERAL | Campbell County, WY | Gas Property | Feb 2012 |
| 1018 | D2/D3 BRINKERHOFF | Sheridan County, WY | Gas Property | Mar 2013 |
| 1019 | DALLAS | Fremont County, WY | Oil Property | Oct 2025 |
| 1020 | DALTON | Big Horn County, WY | Oil Property | Oct 2025 |
| 1021 | DALY | Campbell County, WY | Gas Property | Mar 2011 |
| 1022 | DALY | Campbell County, WY | Oil & Gas Property | Oct 2025 |
| 1023 | DALY FE | Campbell County, WY | Gas Property | Jan 2012 |
| 1024 | DALY FED | Campbell County, WY | Gas Property | Dec 2010 |
| 1025 | DANDY STATE 3774-16-21-1FH | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1026 | DANNAR | Sheridan County, WY | Gas Property | Mar 2014 |
| 1027 | DANNAR FED | Sheridan County, WY | Gas Property | Mar 2014 |
| 1028 | DANNER | Sheridan County, WY | Gas Property | Mar 2014 |
| 1029 | DANNER 1 | Sheridan County, WY | Gas Property | May 2012 |
| 1030 | DANNO | Sweetwater County, WY | Oil & Gas Property | May 2017 |
| 1031 | DART | Campbell County, WY | Oil & Gas Property | Dec 1997 |
| 1032 | DART | Laramie County, WY | Oil & Gas Property | Sep 2025 |
| 1033 | DASU | Crook County, WY | Oil & Gas Property | May 1988 |
| 1034 | DAVIDSON | Campbell County, WY | Oil & Gas Property | Aug 2025 |
| 1035 | DAVIS | Campbell County, WY | Oil & Gas Property | Aug 2010 |
| 1036 | DAVIS | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 1037 | DAVIS | Campbell County, WY | Gas Property | Oct 2025 |
| 1038 | DAVIS | Hot Springs County, WY | Oil & Gas Property | May 2005 |
| 1039 | DAVIS | Big Horn County, WY | Oil & Gas Property | Oct 2025 |
| 1040 | DAVIS FAMILY | Campbell County, WY | Oil & Gas Property | Oct 2025 |
| 1041 | DAVIS STATE 43-16PH | Campbell County, WY | Oil & Gas Property | Oct 2025 |
| 1042 | DAVISON | Fremont County, WY | Oil & Gas Property | Jul 1989 |
| 1043 | DAWN CS FEDERAL | Campbell County, WY | Gas Property | Nov 2013 |
| 1044 | DAYTON | Sweetwater County, WY | Oil & Gas Property | Jan 2024 |
| 1045 | DAYTONA | Laramie County, WY | Oil & Gas Property | Sep 2025 |
| 1046 | DCR FEE 44-25H | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1047 | DCR STATE | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1048 | DEADMAN | Sweetwater County, WY | Gas Property | Oct 2025 |
| 1049 | DEADWOOD | Weston County, WY | Oil Property | Apr 2023 |
| 1050 | DEEP CAVE GULCH | Natrona County, WY | Oil & Gas Property | Oct 2025 |
| 1051 | DEEP UNIT | Fremont County, WY | Oil & Gas Property | Jul 2025 |
| 1052 | DEER FLY SOUTH UNIT | Campbell County, WY | Oil Property | Oct 2025 |
| 1053 | DEER HILL | Sublette County, WY | Oil & Gas Property | Feb 1997 |
| 1054 | DEGNER TRACT III | Crook County, WY | Oil & Gas Property | Sep 2025 |
| 1055 | DEJURE CS STATE | Campbell County, WY | Gas Property | Aug 2018 |
| 1056 | DELANEY | Sweetwater County, WY | Oil & Gas Property | Oct 2025 |
| 1057 | DELANEY | Sweetwater County, WY | Oil & Gas Property | Nov 2009 |
| 1058 | DELANEY 11-5 | Campbell County, WY | Gas Property | Jan 2009 |
| 1059 | DELANEY RIM | Sweetwater County, WY | Oil & Gas Property | Oct 2025 |
| 1060 | DELAPP | Sheridan County, WY | Gas Property | Aug 2010 |
| 1061 | DELAPP | Sheridan County, WY | Gas Property | May 2012 |
| 1062 | DELTA FEDERAL | Fremont County, WY | Gas Property | Sep 2025 |
| 1063 | DENVER FED 3671 | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1064 | DEPOT | Sweetwater County, WY | Oil & Gas Property | Oct 2025 |
| 1065 | DERBY | Fremont County, WY | Oil Property | Oct 2025 |
| 1066 | DERRICK DRAW 3 | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1067 | DESELMS 17-6 | Laramie County, WY | Oil & Gas Property | Oct 2025 |
| 1068 | DESERT | Sweetwater County, WY | Oil & Gas Property | Oct 2025 |
| 1069 | DESERT FLATS | Sweetwater County, WY | Oil & Gas Property | Jun 2023 |
| 1070 | DESERT SPRINGS | Sweetwater County, WY | Oil & Gas Property | Oct 2025 |
| 1071 | DESERT SPRINGS | Sweetwater County, WY | Oil & Gas Property | Sep 2024 |
| 1072 | DETTIFOSS 2413-0 | Laramie County, WY | Oil & Gas Property | Oct 2025 |
| 1073 | DEUEL | Crook County, WY | Oil & Gas Property | Oct 2025 |
| 1074 | DEVILS TOWER 11-2 | Johnson County, WY | Oil & Gas Property | Oct 2025 |
| 1075 | DEWEY | Weston County, WY | Oil Property | Sep 2025 |
| 1076 | DEWEY C | Sheridan County, WY | Gas Property | Jan 2015 |
| 1077 | DF NEBRASKA FEE 24-20 43-76H | Johnson County, WY | Oil & Gas Property | Oct 2025 |
| 1078 | DIABLO E 4174-6-7 | Campbell County, WY | Oil & Gas Property | Oct 2025 |
| 1079 | DIAMOND | Carbon County, WY | Oil & Gas Property | Oct 2025 |
| 1080 | DIAMOND STATE 36 | Fremont County, WY | Oil & Gas Property | Nov 2024 |
| 1081 | DIAMOND T | Campbell County, WY | Gas Property | Oct 2014 |
| 1082 | DIAMOND T | Campbell County, WY | Oil & Gas Property | Oct 2025 |
| 1083 | DIAMONDBACK | Converse County, WY | Oil & Gas Property | Dec 2023 |
| 1084 | DIANA | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1085 | DICE FEDERAL 3976-8-5-1FH | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1086 | DICKAU | Converse County, WY | Oil & Gas Property | Dec 2024 |
| 1087 | DICKSON | Campbell County, WY | Gas Property | Dec 2017 |
| 1088 | DIELMAN | Niobrara County, WY | Oil & Gas Property | Apr 1986 |
| 1089 | DIETZ CS | Campbell County, WY | Gas Property | Dec 2018 |
| 1090 | DIGGER 2 | Crook County, WY | Oil Property | Oct 2025 |
| 1091 | DILLINGER RANCH | Campbell County, WY | Oil & Gas Property | Oct 2025 |
| 1092 | DILTS | Campbell County, WY | Gas Property | Dec 2009 |
| 1093 | DILTS | Campbell County, WY | Oil & Gas Property | Oct 2025 |
| 1094 | DILTS | Converse County, WY | Oil & Gas Property | Jun 2024 |
| 1095 | DILTS | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1096 | DILTS | Campbell County, WY | Oil & Gas Property | Oct 2025 |
| 1097 | DILTS F | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1098 | DILTS RANCH | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1099 | DIMAGGIO | Sweetwater County, WY | Oil & Gas Property | Jul 2012 |
| 1100 | DINGO-FEDER | Campbell County, WY | Oil & Gas Property | Oct 2025 |