| 801 | CASTELLAW | Upshur County, TX | Oil & Gas Property | Feb 2022 |
| 802 | CASTER CLEMMIE | Guadalupe County, TX | Oil & Gas Property | Jan 2026 |
| 803 | CASTILLO DEEP G | Hidalgo County, TX | Oil & Gas Property | Feb 2026 |
| 804 | CASTILLO FLORES G | Hidalgo County, TX | Oil & Gas Property | Feb 2026 |
| 805 | CASTLE | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 806 | CASTLE | Hill County, TX | Gas Property | Feb 2026 |
| 807 | CASTLE | Martin County, TX | Oil & Gas Property | May 2025 |
| 808 | CASTLEBERRY | Panola County, TX | Oil & Gas Property | Feb 2026 |
| 809 | CASTLEBERRY | Gray County, TX | Oil & Gas Property | Feb 2026 |
| 810 | CASTLEBERRY | Gray County, TX | Oil & Gas Property | Feb 2026 |
| 811 | CASTLEBERRY | Gregg County, TX | Oil & Gas Property | Feb 2026 |
| 812 | CASTLEBERRY | Gregg County, TX | Oil & Gas Property | Feb 2026 |
| 813 | CASTLEBERRY | Gregg County, TX | Oil & Gas Property | Feb 2026 |
| 814 | CASTLEBERRY J. O | Wise County, TX | Oil & Gas Property | Feb 2026 |
| 815 | CASTLEBERRY TRT | Tarrant County, TX | Gas Property | Feb 2026 |
| 816 | CASTLEBURY | Wilbarger County, TX | Oil & Gas Property | Feb 2026 |
| 817 | CASTLEMAN | Moore County, TX | Gas Property | Feb 2026 |
| 818 | CASTLEMAN J. L | Young County, TX | Oil & Gas Property | Feb 2026 |
| 819 | CASTLEWOOD | Lee County, TX | Oil & Gas Property | Feb 2026 |
| 820 | CASTO | Denton County, TX | Oil & Gas Property | Feb 2026 |
| 821 | CASTO UNIT I | La Salle County, TX | Oil & Gas Property | Feb 2026 |
| 822 | CASTO-CT FOUR (SA) A 1H | Denton County, TX | Gas Property | Feb 2026 |
| 823 | CASTO-PONDER-CT FOUR (SA) | Denton County, TX | Gas Property | Feb 2026 |
| 824 | CASTON | Navarro County, TX | Oil & Gas Property | Jul 2025 |
| 825 | CASTRO GAS UNIT #2 | Chambers County, TX | Oil & Gas Property | Feb 2026 |
| 826 | CASWELL | Montague County, TX | Oil & Gas Property | Feb 2026 |
| 827 | CASWELL | Wise County, TX | Oil & Gas Property | Jan 2026 |
| 828 | CASWELL | Montague County, TX | Oil & Gas Property | Feb 2026 |
| 829 | CASWELL TRUST | Hardin County, TX | Oil & Gas Property | Sep 2025 |
| 830 | CASWELL-CHILDERS | Wise County, TX | Oil & Gas Property | Feb 2026 |
| 831 | CAT CLAW | Irion County, TX | Oil & Gas Property | Feb 2026 |
| 832 | CAT CLAW A | Reagan County, TX | Oil & Gas Property | Feb 2026 |
| 833 | CATARINA EAST | Dimmit County, TX | Oil & Gas Property | Feb 2026 |
| 834 | CATCHER 40 | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 835 | CATCLAW UNIT 2-31 | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 836 | CATCLAW-STATE | Culberson County, TX | Oil & Gas Property | Feb 2026 |
| 837 | CATE, J | Brown County, TX | Oil & Gas Property | Feb 2026 |
| 838 | CATER | Jack County, TX | Oil & Gas Property | Feb 2026 |
| 839 | CATES | Johnson County, TX | Gas Property | Sep 2020 |
| 840 | CATES | Parker County, TX | Oil & Gas Property | Feb 2026 |
| 841 | CATES | Kent County, TX | Oil Property | Feb 2026 |
| 842 | CATES | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 843 | CATES | Wise County, TX | Oil & Gas Property | Feb 2026 |
| 844 | CATES D | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 845 | CATES PARTNER UNIT | Denton County, TX | Oil & Gas Property | Feb 2026 |
| 846 | CATFISH | Wood County, TX | Oil & Gas Property | Feb 2026 |
| 847 | CATFISH | Loving County, TX | Oil & Gas Property | Feb 2026 |
| 848 | CATFISH | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 849 | CATFISH HUNTER 12-1 | Glasscock County, TX | Oil & Gas Property | Feb 2026 |
| 850 | CATFISH UNIT | Atascosa County, TX | Oil & Gas Property | Jan 2026 |
| 851 | CATHEDRAL STATE 57-6 UNIT | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 852 | CATHERINE | Lee County, TX | Oil & Gas Property | Feb 2026 |
| 853 | CATHERINE ELAINE | Ector County, TX | Oil & Gas Property | Feb 2026 |
| 854 | CATHEY | Howard County, TX | Oil & Gas Property | Feb 2025 |
| 855 | CATHEY | Midland County, TX | Oil & Gas Property | Jun 2025 |
| 856 | CATHEY | Young County, TX | Oil & Gas Property | Jul 2020 |
| 857 | CATHEY | Wood County, TX | Oil & Gas Property | Jan 2026 |
| 858 | CATHEY 16 | Howard County, TX | Oil & Gas Property | Jul 2023 |
| 859 | CATHEY 2 | Howard County, TX | Oil & Gas Property | Jul 2025 |
| 860 | CATHEY-STANBERRY | Wood County, TX | Oil & Gas Property | Jan 2026 |
| 861 | CATHIE | Pecos County, TX | Oil & Gas Property | Aug 2020 |
| 862 | CATHOLIC CHURCH | Fayette County, TX | Oil & Gas Property | Feb 2026 |
| 863 | CATHY | Upton County, TX | Oil & Gas Property | Feb 2026 |
| 864 | CATLIN | Gray County, TX | Oil & Gas Property | Feb 2026 |
| 865 | CATLIN L. E | Jack County, TX | Oil & Gas Property | Jan 2026 |
| 866 | CATLIN-FRANKLIN | Clay County, TX | Oil & Gas Property | Feb 2026 |
| 867 | CATMAN 6263 | Ward County, TX | Oil & Gas Property | Feb 2026 |
| 868 | CATO | Wichita County, TX | Oil Property | Feb 2026 |
| 869 | CATO | Montague County, TX | Oil & Gas Property | Feb 2026 |
| 870 | CATO | Hardeman County, TX | Oil & Gas Property | Feb 2026 |
| 871 | CATO | Wichita County, TX | Oil & Gas Property | May 2025 |
| 872 | CATO-HOLMES UNIT | Hardeman County, TX | Oil & Gas Property | Feb 2026 |
| 873 | CATON | Gaines County, TX | Oil & Gas Property | Feb 2026 |
| 874 | CATOR | Hutchinson County, TX | Oil & Gas Property | Feb 2026 |
| 875 | CATOR | Hansford County, TX | Oil & Gas Property | Jan 2026 |
| 876 | CATOR MARSHALL | Moore County, TX | Oil & Gas Property | Feb 2026 |
| 877 | CATS PICASSO 4801 | Reagan County, TX | Oil & Gas Property | Feb 2026 |
| 878 | CATTAIL POND | Midland County, TX | Oil & Gas Property | Feb 2026 |
| 879 | CATTLE | Hutchinson County, TX | Gas Property | Feb 2026 |
| 880 | CATTLE DRIVE 665 | Yoakum County, TX | Oil & Gas Property | Feb 2026 |
| 881 | CATTLE KATE 20-18 UNIT | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 882 | CATTLEMAN | Madison County, TX | Oil & Gas Property | Jan 2026 |
| 883 | CATY UNIT | Atascosa County, TX | Oil & Gas Property | Feb 2026 |
| 884 | CAUBLE | Reagan County, TX | Oil & Gas Property | Jan 2026 |
| 885 | CAUBLE | Reagan County, TX | Oil & Gas Property | Feb 2026 |
| 886 | CAUBLE | Hood County, TX | Oil & Gas Property | Feb 2026 |
| 887 | CAUDILL | Parker County, TX | Oil & Gas Property | Feb 2026 |
| 888 | CAUDILL | Young County, TX | Oil & Gas Property | Dec 2025 |
| 889 | CAUDILL | Palo Pinto County, TX | Oil & Gas Property | Feb 2026 |
| 890 | CAUDLE DAHLIA O. UNIT | Panola County, TX | Oil & Gas Property | Feb 2026 |
| 891 | CAUGHEY EARL | Grayson County, TX | Oil & Gas Property | Feb 2026 |
| 892 | CAUGHLIN STRAWN WEST UNIT | Wise County, TX | Oil & Gas Property | Jan 2026 |
| 893 | CAUGHLIN STRAWN(EAST SEG | Wise County, TX | Oil & Gas Property | Jan 2026 |
| 894 | CAUGHLIN UNIT | Wise County, TX | Oil & Gas Property | Jan 2026 |
| 895 | CAUTHORN | Val Verde County, TX | Oil & Gas Property | Feb 2026 |
| 896 | CAUTHORN 27 | Sutton County, TX | Oil & Gas Property | Feb 2026 |
| 897 | CAUTHORN ADAH | Sutton County, TX | Oil & Gas Property | Jan 2026 |
| 898 | CAUTHRON | Val Verde County, TX | Oil & Gas Property | Feb 2026 |
| 899 | CAVALCADE 25 UNIT | Culberson County, TX | Oil & Gas Property | Feb 2026 |
| 900 | CAVAZOS | Zapata County, TX | Oil & Gas Property | Feb 2026 |