| 2001 | CME UNIT | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 2002 | CMF CORPORATION | Sherman County, TX | Gas Property | Apr 2025 |
| 2003 | CML TRUST | Wharton County, TX | Oil & Gas Property | Jan 2025 |
| 2004 | CMTT | Clay County, TX | Oil & Gas Property | Jan 2025 |
| 2005 | CMWW | Dimmit County, TX | Oil & Gas Property | Mar 2025 |
| 2006 | CMWW | Dimmit County, TX | Oil & Gas Property | Apr 2025 |
| 2007 | CMWW HC | Dimmit County, TX | Oil & Gas Property | Apr 2025 |
| 2008 | CMWW UNIT | Dimmit County, TX | Oil & Gas Property | Apr 2025 |
| 2009 | CN UNIT | La Salle County, TX | Oil & Gas Property | Apr 2025 |
| 2010 | CNB G 345 | Lipscomb County, TX | Oil & Gas Property | Apr 2025 |
| 2011 | CNB TRUSTEE | Lipscomb County, TX | Oil & Gas Property | Apr 2025 |
| 2012 | CNG V | Hidalgo County, TX | Oil & Gas Property | Mar 2019 |
| 2013 | CO CHRISTIAN HEIRS 3 | Panola County, TX | Gas Property | Apr 2024 |
| 2014 | COACHWHIP 17-2 | Howard County, TX | Oil & Gas Property | Apr 2025 |
| 2015 | COACHWHIP 25 | Winkler County, TX | Oil & Gas Property | Apr 2025 |
| 2016 | COALE | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 2017 | COAN | Comanche County, TX | Oil & Gas Property | Mar 2025 |
| 2018 | COASTAL-FEE | Hidalgo County, TX | Oil & Gas Property | Apr 2025 |
| 2019 | COATES | Reagan County, TX | Oil & Gas Property | Apr 2025 |
| 2020 | COATES | Eastland County, TX | Oil & Gas Property | Apr 2025 |
| 2021 | COATES | Starr County, TX | Oil & Gas Property | Apr 2025 |
| 2022 | COATES | Coleman County, TX | Oil & Gas Property | Apr 2025 |
| 2023 | COATES | Hood County, TX | Oil & Gas Property | Apr 2025 |
| 2024 | COATES | Hidalgo County, TX | Oil & Gas Property | Apr 2025 |
| 2025 | COATES | Karnes County, TX | Oil & Gas Property | Apr 2025 |
| 2026 | COATES | Pecos County, TX | Oil & Gas Property | Apr 2025 |
| 2027 | COATES -B-MARATHON UNIT | Reagan County, TX | Oil & Gas Property | Apr 2025 |
| 2028 | COATES B - COATES A UNIT | Reagan County, TX | Oil & Gas Property | Apr 2025 |
| 2029 | COATES DOLLYE 69 | Crockett County, TX | Oil & Gas Property | Apr 2025 |
| 2030 | COATES F G | Hidalgo County, TX | Oil & Gas Property | Apr 2025 |
| 2031 | COATES GEORGE H | Zapata County, TX | Oil & Gas Property | Apr 2025 |
| 2032 | COATES J. C. 1 | Eastland County, TX | Oil & Gas Property | Apr 2025 |
| 2033 | COATES SS | Starr County, TX | Oil & Gas Property | Apr 2025 |
| 2034 | COATES Y | Hidalgo County, TX | Oil & Gas Property | Apr 2025 |
| 2035 | COATES-DORCHESTER | Hidalgo County, TX | Oil & Gas Property | Nov 2024 |
| 2036 | COATS | Webb County, TX | Oil & Gas Property | Apr 2025 |
| 2037 | COATS | Runnels County, TX | Oil & Gas Property | Oct 2012 |
| 2038 | COATS | Stonewall County, TX | Oil Property | Mar 2025 |
| 2039 | COATS & | Coleman County, TX | Oil & Gas Property | Dec 2005 |
| 2040 | COBB | Jack County, TX | Oil & Gas Property | Apr 2025 |
| 2041 | COBB | Gregg County, TX | Oil & Gas Property | Apr 2025 |
| 2042 | COBB | Smith County, TX | Oil & Gas Property | Apr 2025 |
| 2043 | COBB | Gray County, TX | Oil & Gas Property | Apr 2025 |
| 2044 | COBB | Gray County, TX | Gas Property | Apr 2025 |
| 2045 | COBB | Gray County, TX | Oil & Gas Property | Apr 2025 |
| 2046 | COBB ET AL | Yoakum County, TX | Oil & Gas Property | Apr 2025 |
| 2047 | COBB F | Matagorda County, TX | Oil & Gas Property | Mar 2025 |
| 2048 | COBB L. L | Montague County, TX | Oil & Gas Property | Apr 2025 |
| 2049 | COBB LEASE UNIT #1 | Medina County, TX | Oil & Gas Property | Apr 2025 |
| 2050 | COBB POOL 3724 | Ector County, TX | Oil & Gas Property | May 2025 |
| 2051 | COBB S. C | Stephens County, TX | Oil & Gas Property | Apr 2025 |
| 2052 | COBB TOM | Hockley County, TX | Oil & Gas Property | Apr 2024 |
| 2053 | COBB UNIT | Washington County, TX | Oil & Gas Property | Apr 2025 |
| 2054 | COBB UNIT | Denton County, TX | Gas Property | Apr 2025 |
| 2055 | COBB W.R | Cass County, TX | Oil & Gas Property | Apr 2025 |
| 2056 | COBB-HOLMAN L | Cherokee County, TX | Oil & Gas Property | Apr 2025 |
| 2057 | COBDEN | Dawson County, TX | Oil & Gas Property | Apr 2025 |
| 2058 | COBLE | Hutchinson County, TX | Oil & Gas Property | Jan 2024 |
| 2059 | COBLE | Hutchinson County, TX | Oil & Gas Property | Apr 2025 |
| 2060 | COBLE | Hockley County, TX | Oil & Gas Property | Apr 2025 |
| 2061 | COBLE S | Hutchinson County, TX | Oil & Gas Property | May 2024 |
| 2062 | COBLE W. T | Hockley County, TX | Oil & Gas Property | Apr 2025 |
| 2063 | COBLE W. T | Hutchinson County, TX | Oil & Gas Property | Nov 2021 |
| 2064 | COBRA | Tarrant County, TX | Gas Property | Apr 2025 |
| 2065 | COBRA | McMullen County, TX | Oil & Gas Property | Mar 2025 |
| 2066 | COBRA | Rusk County, TX | Oil & Gas Property | Apr 2025 |
| 2067 | COBRA 1H | Fayette County, TX | Oil & Gas Property | Apr 2025 |
| 2068 | COBRA APPALOOSA PALOMINO UNIT 13H | Dallas County, TX | Gas Property | Apr 2025 |
| 2069 | COBRA PALOMINO | Tarrant County, TX | Gas Property | Apr 2025 |
| 2070 | COBRA STATE 2 | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 2071 | COCA COLA | Jack County, TX | Oil & Gas Property | Apr 2025 |
| 2072 | COCANAUGHER | Wise County, TX | Oil & Gas Property | Sep 2006 |
| 2073 | COCANOUGHER | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 2074 | COCANOUGHER | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 2075 | COCANOUGHER | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 2076 | COCANOUGHER G | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 2077 | COCANOUGHER, G. H | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 2078 | COCCOLITH | Lee County, TX | Oil & Gas Property | Apr 2025 |
| 2079 | COCHISE | Winkler County, TX | Oil & Gas Property | Apr 2025 |
| 2080 | COCHISE | Yoakum County, TX | Oil & Gas Property | Apr 2025 |
| 2081 | COCHRAN | Fisher County, TX | Oil & Gas Property | Apr 2025 |
| 2082 | COCHRAN | Dawson County, TX | Oil & Gas Property | Apr 2025 |
| 2083 | COCHRAN | Burleson County, TX | Oil & Gas Property | Mar 2025 |
| 2084 | COCHRAN | Throckmorton County, TX | Oil & Gas Property | Jul 2020 |
| 2085 | COCHRAN | Wichita County, TX | Oil & Gas Property | Mar 2025 |
| 2086 | COCHRAN | Pecos County, TX | Oil & Gas Property | Apr 2025 |
| 2087 | COCHRAN | Colorado County, TX | Oil & Gas Property | Apr 2025 |
| 2088 | COCHRAN | Hockley County, TX | Oil & Gas Property | Apr 2025 |
| 2089 | COCHRAN | Ector County, TX | Oil & Gas Property | Apr 2025 |
| 2090 | COCHRAN | Colorado County, TX | Oil & Gas Property | Aug 2019 |
| 2091 | COCHRAN | Nolan County, TX | Oil & Gas Property | Apr 2025 |
| 2092 | COCHRAN UNIT | Karnes County, TX | Oil & Gas Property | Apr 2025 |
| 2093 | COCHRUM GAS UNIT | Freestone County, TX | Oil & Gas Property | Apr 2025 |
| 2094 | COCINA BLANCA SA | La Salle County, TX | Oil & Gas Property | Apr 2025 |
| 2095 | COCKBURN | Wharton County, TX | Oil & Gas Property | Apr 2025 |
| 2096 | COCKBURN | Wise County, TX | Oil & Gas Property | Mar 2015 |
| 2097 | COCKBURN DEEP FRIO UNIT NO. 1 | Wharton County, TX | Oil & Gas Property | Apr 2025 |
| 2098 | COCKBURN OIL CO | Harris County, TX | Oil & Gas Property | Mar 2023 |
| 2099 | COCKE AND GOODRICH UNIT 1 | Victoria County, TX | Oil & Gas Property | Apr 2025 |
| 2100 | COCKERELL, L. L. ESTATE UNIT | Henderson County, TX | Gas Property | Apr 2016 |