| 2001 | CARRAR | Susquehanna County, PA | Gas Property | Jun 2026 |
| 2002 | CARRASCO | Eddy County, NM | Oil & Gas Property | Feb 2026 |
| 2003 | CARRASCO | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 2004 | CARRASCO A204 | Dimmit County, TX | Oil & Gas Property | Jun 2026 |
| 2005 | CARREC | Kern County, CA | Oil Property | Feb 1989 |
| 2006 | CARREL | Noble County, OH | Oil & Gas Property | Dec 2018 |
| 2007 | CARREL | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 2008 | CARRELL V. L | Johnson County, TX | Oil & Gas Property | May 2026 |
| 2009 | CARRICK | Kingman County, KS | Oil & Gas Property | May 2026 |
| 2010 | CARRICO | Nowata County, OK | Oil Property | Jun 2026 |
| 2011 | CARRICO, DANNY C. 2 | Labette County, KS | Gas Property | May 2026 |
| 2012 | CARRIE | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 2013 | CARRIE | Stanton County, KS | Oil & Gas Property | May 2026 |
| 2014 | CARRIE | Ochiltree County, TX | Oil & Gas Property | Jun 2026 |
| 2015 | CARRIE | Roberts County, TX | Oil & Gas Property | Jun 2026 |
| 2016 | CARRIE | Ellis County, KS | Oil Property | May 2026 |
| 2017 | CARRIE 15 | Kearny County, KS | Oil Property | May 2026 |
| 2018 | CARRIE 3-34-33H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 2019 | CARRIE BRATSBERG | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 2020 | CARRIE LOU LITTLE | Marshall County, OK | Oil & Gas Property | Jun 2026 |
| 2021 | CARRIE O DAVIS | Lea County, NM | Oil & Gas Property | Jul 2026 |
| 2022 | CARRIE PUT | Niobrara County, WY | Oil & Gas Property | Jun 2026 |
| 2023 | CARRIE WINTER | Stevens County, KS | Gas Property | May 2026 |
| 2024 | CARRIER | Beaver County, OK | Oil & Gas Property | Jun 2026 |
| 2025 | CARRIER CS FEDERAL | Johnson County, WY | Gas Property | May 2023 |
| 2026 | CARRIERE | Wharton County, TX | Oil & Gas Property | Jun 2026 |
| 2027 | CARRIERE | Glenn County, CA | Gas Property | Jul 2026 |
| 2028 | CARRIERE FEDERAL 5300 44-15H | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 2029 | CARRIERE-HENDERSON | Wharton County, TX | Oil & Gas Property | Jun 2026 |
| 2030 | CARRILLO O.P | Zapata County, TX | Oil & Gas Property | Jun 2026 |
| 2031 | CARRINGTON | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 2032 | CARRINGTON | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 2033 | CARRINGTON MANN SLEDGE UNIT | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 2034 | CARRIZO SAND UNIT | Anderson County, TX | Oil & Gas Property | Oct 2025 |
| 2035 | CARRL | Duval County, TX | Oil & Gas Property | Jun 2026 |
| 2036 | CARROL COPELAND | Claiborne Parish, LA | Oil & Gas Property | Dec 2024 |
| 2037 | CARROLL | Cottle County, TX | Oil & Gas Property | May 2023 |
| 2038 | CARROLL | Gray County, TX | Oil & Gas Property | Jun 2026 |
| 2039 | CARROLL | Calhoun County, WV | Gas Property | Dec 2021 |
| 2040 | CARROLL | Carter County, OK | Oil Property | Jul 2026 |
| 2041 | CARROLL | Creek County, OK | Oil & Gas Property | Jun 2026 |
| 2042 | CARROLL | Union County, AR | Oil & Gas Property | Jun 2026 |
| 2043 | CARROLL | Anderson County, TX | Oil & Gas Property | Jun 2026 |
| 2044 | CARROLL | Washita County, OK | Oil & Gas Property | Jul 2021 |
| 2045 | CARROLL | Brazos County, TX | Oil & Gas Property | Jun 2026 |
| 2046 | CARROLL | Eastland County, TX | Oil & Gas Property | May 2026 |
| 2047 | CARROLL | Union County, AR | Oil Property | Jul 2026 |
| 2048 | CARROLL | Dewitt County, TX | Oil & Gas Property | Jun 2026 |
| 2049 | CARROLL | Creek County, OK | Oil & Gas Property | Nov 2017 |
| 2050 | CARROLL | Barton County, KS | Oil Property | Apr 2026 |
| 2051 | CARROLL | Russell County, KS | Oil Property | May 2026 |
| 2052 | CARROLL | Foard County, TX | Oil & Gas Property | Apr 2026 |
| 2053 | CARROLL | Clarion County, PA | Oil Property | Dec 1992 |
| 2054 | CARROLL | Union County, AR | Oil Property | Nov 2025 |
| 2055 | CARROLL | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 2056 | CARROLL | Garvin County, OK | Oil Property | Jun 2026 |
| 2057 | CARROLL | Polk County, TX | Oil & Gas Property | Jun 2026 |
| 2058 | CARROLL "A" | Gray County, TX | Oil & Gas Property | Jun 2026 |
| 2059 | CARROLL 1-4 | Caddo County, OK | Gas Property | Jun 2026 |
| 2060 | CARROLL 26 | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 2061 | CARROLL 33 | Sutter County, CA | Gas Property | Jul 2026 |
| 2062 | CARROLL A | Panola County, TX | Oil & Gas Property | Jun 2026 |
| 2063 | CARROLL BOB | Eastland County, TX | Oil & Gas Property | Jun 2026 |
| 2064 | CARROLL CORNELL | San Juan County, NM | Gas Property | Jul 2026 |
| 2065 | CARROLL INA K | Navarro County, TX | Oil & Gas Property | Dec 2022 |
| 2066 | CARROLL MERCURY SALES | Knox County, OH | Oil & Gas Property | Dec 2023 |
| 2067 | CARROLL NORTH 17 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 2068 | CARROLL RECREATION | Carroll County, OH | Oil & Gas Property | Dec 2002 |
| 2069 | CARROLL RETZLOFF 01 0 | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 2070 | CARROLL SOUTH 17 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 2071 | CARROLL UNIT | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 2072 | CARROLL WILLIAM EST | Jefferson County, TX | Oil & Gas Property | Jun 2026 |
| 2073 | CARROLL, NELSON | Wolfe County, KY | Oil Property | Dec 2023 |
| 2074 | CARROLLS NURSERY | Crawford County, PA | Gas Property | Dec 2025 |
| 2075 | CARROT TOP CADDIS | Parker County, TX | Oil & Gas Property | Jun 2026 |
| 2076 | CARRS FORK CO | Knott County, KY | Oil & Gas Property | Dec 2024 |
| 2077 | CARRUTH | Franklin County, AR | Gas Property | Jun 2024 |
| 2078 | CARRUTHERS | Tuscarawas County, OH | Oil & Gas Property | Dec 2023 |
| 2079 | CARRY BACK | Culberson County, TX | Oil & Gas Property | Jun 2026 |
| 2080 | CARSCALLEN 31-14 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 2081 | CARSON | Garvin County, OK | Oil Property | Sep 2016 |
| 2082 | CARSON | Garfield County, OK | Oil & Gas Property | Jun 2026 |
| 2083 | CARSON | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 2084 | CARSON | San Juan County, NM | Oil & Gas Property | Apr 2026 |
| 2085 | CARSON | Converse County, WY | Oil & Gas Property | Mar 2025 |
| 2086 | CARSON | Creek County, OK | Oil Property | Feb 2008 |
| 2087 | CARSON | Campbell County, WY | Oil & Gas Property | Jan 2015 |
| 2088 | CARSON | Stephens County, OK | Oil & Gas Property | Oct 2019 |
| 2089 | CARSON | Fayette County, PA | Gas Property | Dec 2025 |
| 2090 | CARSON | Los Angeles County, CA | Oil & Gas Property | Jul 1998 |
| 2091 | CARSON | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 2092 | CARSON | Upton County, TX | Oil & Gas Property | May 2026 |
| 2093 | CARSON | Ford County, KS | Oil & Gas Property | May 2026 |
| 2094 | CARSON | Ward County, TX | Oil & Gas Property | Mar 2023 |
| 2095 | CARSON | Cowley County, KS | Oil Property | May 2026 |
| 2096 | CARSON | Coal County, OK | Oil Property | Sep 2011 |
| 2097 | CARSON | Susquehanna County, PA | Gas Property | Jun 2026 |
| 2098 | CARSON | Scott County, KS | Oil Property | Jan 2022 |
| 2099 | CARSON | Carroll County, OH | Oil & Gas Property | Dec 2025 |
| 2100 | CARSON | Ward County, TX | Oil & Gas Property | Jun 2026 |