| 1801 | CLAYTON | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 1802 | CLAYTON | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 1803 | CLAYTON | Borden County, TX | Oil & Gas Property | Jun 2026 |
| 1804 | CLAYTON | Crockett County, TX | Oil & Gas Property | Sep 2022 |
| 1805 | CLAYTON | Palo Pinto County, TX | Oil & Gas Property | Jun 2026 |
| 1806 | CLAYTON | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 1807 | CLAYTON (QUEEN CITY B | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 1808 | CLAYTON -C | Gray County, TX | Oil & Gas Property | Jun 2026 |
| 1809 | CLAYTON C. G | Cooke County, TX | Oil & Gas Property | Jun 2026 |
| 1810 | CLAYTON ROBERT | Milam County, TX | Oil & Gas Property | Jun 2026 |
| 1811 | CLAYTON SINCLAIR 11 | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 1812 | CLAYTON-KIEFFER UNIT | Grayson County, TX | Oil & Gas Property | Jun 2026 |
| 1813 | CLAYTONVILLE CANYON LIME UNIT | Fisher County, TX | Oil & Gas Property | Jun 2026 |
| 1814 | CLEAR CREEK | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 1815 | CLEAR CREEK | Johnson County, TX | Gas Property | Jun 2026 |
| 1816 | CLEARBEE 29 | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 1817 | CLEBURNE PROPANE | Johnson County, TX | Gas Property | May 2026 |
| 1818 | CLEBURNE STATE PARK | Johnson County, TX | Oil & Gas Property | Jun 2026 |
| 1819 | CLECKLER L. N | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 1820 | CLEGG | Cooke County, TX | Oil & Gas Property | Apr 2026 |
| 1821 | CLEGG | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 1822 | CLEGG ELOISE | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 1823 | CLEGG, ELOISE CARSON ET VIR | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 1824 | CLEM | Ochiltree County, TX | Oil & Gas Property | Jun 2026 |
| 1825 | CLEMANS-GREEN | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 1826 | CLEMENS | Parker County, TX | Oil & Gas Property | Jun 2026 |
| 1827 | CLEMENS | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 1828 | CLEMENS STATE | Brazoria County, TX | Oil & Gas Property | Feb 2025 |
| 1829 | CLEMENS UNIT | Upshur County, TX | Oil & Gas Property | Jun 2026 |
| 1830 | CLEMENT | Ochiltree County, TX | Oil & Gas Property | Jul 2022 |
| 1831 | CLEMENT | Wilson County, TX | Oil & Gas Property | Jun 2026 |
| 1832 | CLEMENT HEARD | Refugio County, TX | Oil & Gas Property | Jun 2026 |
| 1833 | CLEMENT UNIT | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 1834 | CLEMENT W. W | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 1835 | CLEMENTS | Johnson County, TX | Oil & Gas Property | May 2026 |
| 1836 | CLEMENTS | Tarrant County, TX | Gas Property | Aug 2023 |
| 1837 | CLEMENTS | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 1838 | CLEMENTS | Panola County, TX | Oil & Gas Property | Sep 2025 |
| 1839 | CLEMENTS | Ward County, TX | Oil & Gas Property | Jul 2021 |
| 1840 | CLEMENTS | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 1841 | CLEMENTS ALLOCATION | Borden County, TX | Oil & Gas Property | Jun 2026 |
| 1842 | CLEMENTS G | Jackson County, TX | Oil & Gas Property | Jun 2026 |
| 1843 | CLEMENTS G | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 1844 | CLEMENTS L. C | Ochiltree County, TX | Oil & Gas Property | Mar 2023 |
| 1845 | CLEMENTS W. M | Gregg County, TX | Oil & Gas Property | Apr 2026 |
| 1846 | CLEMMER | Jones County, TX | Oil & Gas Property | Mar 2026 |
| 1847 | CLEMMONS 1 | Tyler County, TX | Oil & Gas Property | Jun 2026 |
| 1848 | CLEMONS GAS UNIT NO. 1 | Hidalgo County, TX | Oil & Gas Property | Jun 2026 |
| 1849 | CLEMONS UNIT | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 1850 | CLEO | Smith County, TX | Oil & Gas Property | Jun 2026 |
| 1851 | CLEOPATRA | Starr County, TX | Oil & Gas Property | Jun 2026 |
| 1852 | CLEOPATRA 8-2-61 | Mitchell County, TX | Oil & Gas Property | Jun 2026 |
| 1853 | CLEOPATRA UNIT I | Lee County, TX | Oil & Gas Property | Jun 2026 |
| 1854 | CLERIHEW | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 1855 | CLERIHEW | Jack County, TX | Oil Property | Jun 2026 |
| 1856 | CLEVELAND | Yoakum County, TX | Oil & Gas Property | Jun 2026 |
| 1857 | CLEVELAND | Lipscomb County, TX | Oil & Gas Property | Mar 2013 |
| 1858 | CLEVELAND | Johnson County, TX | Oil & Gas Property | Nov 2024 |
| 1859 | CLEVELAND | Hemphill County, TX | Oil & Gas Property | May 2026 |
| 1860 | CLEVELAND | Matagorda County, TX | Oil & Gas Property | Jun 2026 |
| 1861 | CLEVELAND | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 1862 | CLEVELAND | Grimes County, TX | Oil & Gas Property | May 2026 |
| 1863 | CLEVELAND 5 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 1864 | CLEVELAND CREST | Liberty County, TX | Oil & Gas Property | Jun 2026 |
| 1865 | CLEVELAND FEDERAL | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 1866 | CLEVELAND HELEN | Parker County, TX | Oil & Gas Property | Jun 2026 |
| 1867 | CLEVELAND R | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 1868 | CLEVELAND STATE 57-23 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 1869 | CLEVELAND TAYLOR UNIT | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 1870 | CLEVELAND W | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 1871 | CLEVELAND WAYNE ET AL C | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 1872 | CLEVELAND, R | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 1873 | CLEVY 1 | Moore County, TX | Oil & Gas Property | May 2026 |
| 1874 | CLICK | Cherokee County, TX | Oil & Gas Property | May 2026 |
| 1875 | CLICK | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 1876 | CLICK-CHEVRON 14-11 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 1877 | CLIFF FEE 4 | Culberson County, TX | Oil & Gas Property | Jun 2026 |
| 1878 | CLIFFHANGER | Fayette County, TX | Oil & Gas Property | Jun 2026 |
| 1879 | CLIFFORD | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 1880 | CLIFFORD F. SPIES G | Dewitt County, TX | Oil & Gas Property | Mar 2022 |
| 1881 | CLIFFORD UNIT | Cooke County, TX | Oil & Gas Property | Jul 2020 |
| 1882 | CLIFT BEN | Guadalupe County, TX | Oil & Gas Property | Aug 2024 |
| 1883 | CLIFT, J.D | Guadalupe County, TX | Oil & Gas Property | Jul 2019 |
| 1884 | CLIFTON | Nacogdoches County, TX | Oil & Gas Property | Sep 2019 |
| 1885 | CLIFTON | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 1886 | CLIFTON 3-COOKE COUNTY | Cooke County, TX | Oil & Gas Property | Jun 2026 |
| 1887 | CLIFTON ARTHUR | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 1888 | CLIFTON TANNAHILL | Tarrant County, TX | Gas Property | Jun 2026 |
| 1889 | CLIFTON W.B | Marion County, TX | Oil & Gas Property | Jun 2026 |
| 1890 | CLIFTON-MINNICH | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 1891 | CLIMAX | Archer County, TX | Oil & Gas Property | Jun 2026 |
| 1892 | CLINCH 4238 | Irion County, TX | Oil & Gas Property | May 2026 |
| 1893 | CLINE | Hansford County, TX | Oil & Gas Property | Jun 2026 |
| 1894 | CLINE | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 1895 | CLINE | Howard County, TX | Oil & Gas Property | Apr 2026 |
| 1896 | CLINE | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 1897 | CLINE | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 1898 | CLINE 1 | Sherman County, TX | Gas Property | May 2026 |
| 1899 | CLINE-GAUNTT | Wichita County, TX | Oil & Gas Property | Sep 2011 |
| 1900 | CLINGINGSMITH | Montague County, TX | Oil & Gas Property | Jun 2026 |