| 901 | CROSBY 25 | Park County, WY | Oil & Gas Property | Jun 2018 |
| 902 | CROSS 57-76-19 | Sheridan County, WY | Gas Property | Jun 2015 |
| 903 | CROSS GAS | Big Horn County, WY | Oil & Gas Property | May 2026 |
| 904 | CROSSBOW | Converse County, WY | Oil & Gas Property | May 2026 |
| 905 | CROTALUS | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 906 | CROW CREEK | Laramie County, WY | Oil & Gas Property | May 2026 |
| 907 | CROW UNIT | Converse County, WY | Oil & Gas Property | May 2026 |
| 908 | CROW UNIT 3 | Converse County, WY | Oil & Gas Property | May 2026 |
| 909 | CRU CELLERS | Johnson County, WY | Oil Property | Apr 2026 |
| 910 | CRUDE CAT FEDERAL | Johnson County, WY | Oil & Gas Property | May 2026 |
| 911 | CRUMP | Campbell County, WY | Gas Property | Aug 2010 |
| 912 | CRUMP | Campbell County, WY | Gas Property | Oct 2017 |
| 913 | CRUMP FED | Campbell County, WY | Gas Property | Oct 2017 |
| 914 | CSFED 1 | Sweetwater County, WY | Oil & Gas Property | May 2026 |
| 915 | CTU-FEE | Weston County, WY | Oil & Gas Property | Aug 1997 |
| 916 | CU DOWNS FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 917 | CU DOWNS FED 28 | Converse County, WY | Oil & Gas Property | May 2026 |
| 918 | CU DOWNS FED 3 | Converse County, WY | Oil & Gas Property | May 2026 |
| 919 | CU REPP FED 09-213769-1XTPH | Converse County, WY | Oil & Gas Property | May 2026 |
| 920 | CUB FE | Johnson County, WY | Oil & Gas Property | Apr 2026 |
| 921 | CULP DRAW | Johnson County, WY | Oil & Gas Property | Jan 2014 |
| 922 | CULP DRAW | Johnson County, WY | Oil & Gas Property | May 2026 |
| 923 | CUMMINGS | Uinta County, WY | Oil & Gas Property | Apr 2026 |
| 924 | CURIOSITY 0 | Sublette County, WY | Oil & Gas Property | Apr 2026 |
| 925 | CURRY FARMS 14-64-22 | Laramie County, WY | Oil & Gas Property | May 2026 |
| 926 | CURTIS | Hot Springs County, WY | Oil & Gas Property | May 2026 |
| 927 | CUSHING | Laramie County, WY | Oil & Gas Property | May 2026 |
| 928 | CUSTER | Park County, WY | Oil & Gas Property | May 2026 |
| 929 | CUSTER CS FEDERAL | Campbell County, WY | Gas Property | Apr 2017 |
| 930 | CUSTER FED 4271-5 | Campbell County, WY | Oil & Gas Property | Apr 2026 |
| 931 | CUTTHROAT 1324 | Campbell County, WY | Oil & Gas Property | May 2026 |
| 932 | CW 3568-36-25 | Converse County, WY | Oil & Gas Property | May 2026 |
| 933 | CWDU DILTS FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 934 | CWDU JRJ | Converse County, WY | Oil & Gas Property | May 2026 |
| 935 | CWDU STEINLE FED 08-053870 | Converse County, WY | Oil & Gas Property | May 2026 |
| 936 | CWDU STODDARD FED 11-023871 | Converse County, WY | Oil & Gas Property | May 2026 |
| 937 | CWDU T-55 FED 06-313971 | Converse County, WY | Oil & Gas Property | May 2026 |
| 938 | CWDU T-55 FED 31-063871-3XPH | Converse County, WY | Oil & Gas Property | May 2026 |
| 939 | CWDU TILLARD FED 19-073871 | Converse County, WY | Oil & Gas Property | May 2026 |
| 940 | CYNTHIA | Washakie County, WY | Oil Property | May 2025 |
| 941 | CYPHER CS FED | Campbell County, WY | Gas Property | Aug 2018 |
| 942 | CZAPLA | Campbell County, WY | Oil Property | Aug 1982 |
| 943 | D A EHRLICH | Hot Springs County, WY | Oil & Gas Property | May 2026 |
| 944 | D COSNER | Campbell County, WY | Gas Property | Jan 2012 |
| 945 | D COSNER FEDERAL | Campbell County, WY | Gas Property | Aug 2009 |
| 946 | D CROSS | Campbell County, WY | Gas Property | Apr 2012 |
| 947 | D DRAKE | Campbell County, WY | Gas Property | Oct 2014 |
| 948 | D FULLER FEDERAL 31W | Campbell County, WY | Gas Property | Nov 2008 |
| 949 | D MALLI FEDERAL | Sheridan County, WY | Gas Property | Nov 2010 |
| 950 | D ODEGARD | Campbell County, WY | Gas Property | Oct 2014 |
| 951 | D ODEGARD | Campbell County, WY | Gas Property | Oct 2012 |
| 952 | D SPELLMAN | Campbell County, WY | Gas Property | May 2017 |
| 953 | D WRIGHT 35W | Campbell County, WY | Gas Property | Aug 2009 |
| 954 | D&M ODEGARD FEDERAL | Campbell County, WY | Gas Property | Nov 2010 |
| 955 | D. MALLI | Sheridan County, WY | Gas Property | Nov 2010 |
| 956 | D. MANKIN FED | Campbell County, WY | Gas Property | Nov 2013 |
| 957 | D. ODEGARD FEDERAL | Campbell County, WY | Gas Property | Apr 2012 |
| 958 | D. ODEGARD FEDERAL | Campbell County, WY | Gas Property | Feb 2012 |
| 959 | D2/D3 BRINKERHOFF | Sheridan County, WY | Gas Property | Mar 2013 |
| 960 | DALLAS | Fremont County, WY | Oil Property | Apr 2026 |
| 961 | DALTON | Big Horn County, WY | Oil Property | May 2026 |
| 962 | DALY | Campbell County, WY | Gas Property | Mar 2011 |
| 963 | DALY | Campbell County, WY | Oil & Gas Property | May 2026 |
| 964 | DALY FE | Campbell County, WY | Gas Property | Jan 2012 |
| 965 | DALY FED | Campbell County, WY | Gas Property | Dec 2010 |
| 966 | DANNAR | Sheridan County, WY | Gas Property | Mar 2014 |
| 967 | DANNAR FED | Sheridan County, WY | Gas Property | Mar 2014 |
| 968 | DANNER | Sheridan County, WY | Gas Property | Mar 2014 |
| 969 | DANNER 1 | Sheridan County, WY | Gas Property | May 2012 |
| 970 | DANNO | Sweetwater County, WY | Oil & Gas Property | May 2017 |
| 971 | DART | Campbell County, WY | Oil & Gas Property | Dec 1997 |
| 972 | DART | Laramie County, WY | Oil & Gas Property | May 2026 |
| 973 | DARTON PEAK 4075-12-1 | Converse County, WY | Oil & Gas Property | May 2026 |
| 974 | DASU | Crook County, WY | Oil & Gas Property | May 1988 |
| 975 | DAVIDSON | Campbell County, WY | Oil & Gas Property | May 2026 |
| 976 | DAVIS | Campbell County, WY | Oil & Gas Property | Aug 2010 |
| 977 | DAVIS | Campbell County, WY | Oil & Gas Property | May 2026 |
| 978 | DAVIS | Campbell County, WY | Gas Property | Apr 2026 |
| 979 | DAVIS | Hot Springs County, WY | Oil & Gas Property | May 2005 |
| 980 | DAVIS | Big Horn County, WY | Oil & Gas Property | May 2026 |
| 981 | DAVIS FAMILY | Campbell County, WY | Oil & Gas Property | May 2026 |
| 982 | DAVISON | Fremont County, WY | Oil & Gas Property | Jul 1989 |
| 983 | DAWN CS FEDERAL | Campbell County, WY | Gas Property | Nov 2013 |
| 984 | DAYTON | Sweetwater County, WY | Oil & Gas Property | Nov 2025 |
| 985 | DAYTONA | Laramie County, WY | Oil & Gas Property | May 2026 |
| 986 | DCR STATE | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 987 | DEADHORSE | Campbell County, WY | Oil & Gas Property | May 2026 |
| 988 | DEADMAN | Sweetwater County, WY | Gas Property | May 2026 |
| 989 | DEADWOOD | Weston County, WY | Oil Property | Jun 2026 |
| 990 | DEEP CAVE GULCH | Natrona County, WY | Oil & Gas Property | Apr 2026 |
| 991 | DEEP UNIT | Fremont County, WY | Oil & Gas Property | May 2026 |
| 992 | DEER FLY SOUTH UNIT | Campbell County, WY | Oil Property | May 2026 |
| 993 | DEER HILL | Sublette County, WY | Oil & Gas Property | Feb 1997 |
| 994 | DEGNER TRACT III | Crook County, WY | Oil & Gas Property | Apr 2026 |
| 995 | DEJURE CS STATE | Campbell County, WY | Gas Property | Aug 2018 |
| 996 | DELANEY | Sweetwater County, WY | Oil & Gas Property | May 2026 |
| 997 | DELANEY | Sweetwater County, WY | Oil & Gas Property | Nov 2009 |
| 998 | DELANEY 11-5 | Campbell County, WY | Gas Property | Jan 2009 |
| 999 | DELANEY RIM | Sweetwater County, WY | Oil & Gas Property | May 2026 |
| 1000 | DELAPP | Sheridan County, WY | Gas Property | Aug 2010 |