| 1801 | BLACK STONE MINERALS | Tyler County, TX | Oil & Gas Property | Feb 2026 |
| 1802 | BLACK STONE MINERALS | Jasper County, TX | Oil & Gas Property | Feb 2026 |
| 1803 | BLACK STONE MINERALS | Hardin County, TX | Oil & Gas Property | Jan 2026 |
| 1804 | BLACK STONE MINERALS | Tyler County, TX | Oil & Gas Property | Jan 2026 |
| 1805 | BLACK STONE MINERALS | Hidalgo County, TX | Oil & Gas Property | Feb 2026 |
| 1806 | BLACK STONE MINERALS | Starr County, TX | Oil & Gas Property | Feb 2026 |
| 1807 | BLACK STONE MINERALS 92 | Hansford County, TX | Oil & Gas Property | Feb 2026 |
| 1808 | BLACK STONE MINERALS A | Polk County, TX | Oil & Gas Property | Feb 2026 |
| 1809 | BLACK STONE MINERALS A | Jasper County, TX | Oil & Gas Property | Mar 2024 |
| 1810 | BLACK STONE MINERALS CO. GU | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 1811 | BLACK STONE MINERALS COMPANY | Newton County, TX | Oil & Gas Property | Feb 2026 |
| 1812 | BLACK STONE MINERALS UNIT A-981 1 | Jasper County, TX | Oil & Gas Property | Feb 2026 |
| 1813 | BLACK STONE SOUTH A-7 | Tyler County, TX | Oil & Gas Property | Feb 2026 |
| 1814 | BLACK STONE TAYLOR A-33 UNIT | Tyler County, TX | Oil & Gas Property | Feb 2026 |
| 1815 | BLACK STONE UNIT A-43 | San Augustine County, TX | Oil & Gas Property | Jan 2026 |
| 1816 | BLACK STONE-FAHLE-A | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 1817 | BLACK STONE-MARTIN | Tyler County, TX | Oil & Gas Property | Feb 2026 |
| 1818 | BLACK STONE-WILBURN UNIT | Tyler County, TX | Oil & Gas Property | Feb 2026 |
| 1819 | BLACK THISTLE UNIT | Tarrant County, TX | Oil & Gas Property | Feb 2026 |
| 1820 | BLACK TRUST 49 | Wheeler County, TX | Oil & Gas Property | Feb 2026 |
| 1821 | BLACK UNIT | Panola County, TX | Oil & Gas Property | Feb 2026 |
| 1822 | BLACK W. D | Ward County, TX | Oil & Gas Property | Feb 2026 |
| 1823 | BLACK W. D | Leon County, TX | Oil & Gas Property | Feb 2026 |
| 1824 | BLACK, SE 4 | Glasscock County, TX | Oil & Gas Property | Jun 2023 |
| 1825 | BLACK, T | Wise County, TX | Oil & Gas Property | Feb 2026 |
| 1826 | BLACK-CLARK | Harrison County, TX | Oil & Gas Property | Feb 2026 |
| 1827 | BLACK-STOKER /CADDO/ UNIT | Stephens County, TX | Oil & Gas Property | Feb 2026 |
| 1828 | BLACKARD | Borden County, TX | Oil & Gas Property | Feb 2026 |
| 1829 | BLACKBERRY UNIT | Atascosa County, TX | Oil & Gas Property | Feb 2026 |
| 1830 | BLACKBIRD GU | Nacogdoches County, TX | Gas Property | Feb 2026 |
| 1831 | BLACKBUCK UNIT | Atascosa County, TX | Oil & Gas Property | Feb 2026 |
| 1832 | BLACKBURN | Navarro County, TX | Oil & Gas Property | Jan 2026 |
| 1833 | BLACKBURN | Bee County, TX | Oil & Gas Property | Feb 2026 |
| 1834 | BLACKBURN | Moore County, TX | Gas Property | Feb 2026 |
| 1835 | BLACKBURN | Hutchinson County, TX | Oil & Gas Property | Oct 2025 |
| 1836 | BLACKBURN | Shackelford County, TX | Oil & Gas Property | Aug 2022 |
| 1837 | BLACKBURN | Milam County, TX | Oil & Gas Property | Feb 2026 |
| 1838 | BLACKERBY | Wise County, TX | Oil & Gas Property | Feb 2026 |
| 1839 | BLACKFOOT EAST | Midland County, TX | Oil & Gas Property | Feb 2026 |
| 1840 | BLACKFOOT STATE UNIT | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 1841 | BLACKFOOT WEST UNIT | Midland County, TX | Oil & Gas Property | Feb 2026 |
| 1842 | BLACKGOLDENEYE 13-1 | Martin County, TX | Oil & Gas Property | Feb 2026 |
| 1843 | BLACKHAWK | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 1844 | BLACKHAWK | Burleson County, TX | Oil & Gas Property | Jan 2026 |
| 1845 | BLACKIE | Jack County, TX | Oil & Gas Property | Sep 2024 |
| 1846 | BLACKJACK | Carson County, TX | Oil & Gas Property | Feb 2026 |
| 1847 | BLACKJACK | Culberson County, TX | Oil & Gas Property | Mar 2026 |
| 1848 | BLACKJACK 16-21 | Martin County, TX | Oil & Gas Property | Feb 2026 |
| 1849 | BLACKJACK UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 1850 | BLACKJACK UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 1851 | BLACKMAN | Wilbarger County, TX | Oil Property | Feb 2026 |
| 1852 | BLACKMAN | Harrison County, TX | Oil & Gas Property | Jan 2026 |
| 1853 | BLACKMON | Zavala County, TX | Oil & Gas Property | Feb 2026 |
| 1854 | BLACKMON | Wood County, TX | Oil & Gas Property | Feb 2026 |
| 1855 | BLACKMON | Montague County, TX | Oil & Gas Property | Feb 2026 |
| 1856 | BLACKMON-SCHARFF | Pecos County, TX | Oil & Gas Property | Mar 2021 |
| 1857 | BLACKMORE | Lipscomb County, TX | Oil & Gas Property | Dec 2025 |
| 1858 | BLACKNALL J.C | Nueces County, TX | Oil & Gas Property | Feb 2013 |
| 1859 | BLACKSTONE | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 1860 | BLACKSTONE | Brazoria County, TX | Oil & Gas Property | Feb 2026 |
| 1861 | BLACKSTONE | Hidalgo County, TX | Oil & Gas Property | Feb 2026 |
| 1862 | BLACKSTONE | Polk County, TX | Oil & Gas Property | Dec 2025 |
| 1863 | BLACKSTONE | Hansford County, TX | Oil Property | Feb 2026 |
| 1864 | BLACKSTONE | Ochiltree County, TX | Oil & Gas Property | Feb 2026 |
| 1865 | BLACKSTONE | Nolan County, TX | Oil & Gas Property | Feb 2026 |
| 1866 | BLACKSTONE | Liberty County, TX | Oil & Gas Property | Dec 2025 |
| 1867 | BLACKSTONE | Polk County, TX | Oil & Gas Property | Feb 2026 |
| 1868 | BLACKSTONE | McMullen County, TX | Oil & Gas Property | Feb 2026 |
| 1869 | BLACKSTONE MIN | Newton County, TX | Oil & Gas Property | Feb 2026 |
| 1870 | BLACKSTONE MINERALS | Tyler County, TX | Oil & Gas Property | Feb 2026 |
| 1871 | BLACKSTONE MINERALS | Polk County, TX | Oil & Gas Property | Oct 2018 |
| 1872 | BLACKSTONE MINERALS | Cherokee County, TX | Oil & Gas Property | Feb 2026 |
| 1873 | BLACKSTONE MINERALS UNIT | Polk County, TX | Oil & Gas Property | Jan 2026 |
| 1874 | BLACKSTONE MINERALS UNIT A-9 | Newton County, TX | Oil & Gas Property | Feb 2026 |
| 1875 | BLACKSTONE SLAUGHTER | Pecos County, TX | Oil & Gas Property | Nov 2022 |
| 1876 | BLACKSTONE UNIT A | Newton County, TX | Oil & Gas Property | Feb 2026 |
| 1877 | BLACKSTONE-SLAUGHTER | Pecos County, TX | Oil & Gas Property | Feb 2026 |
| 1878 | BLACKTAIL 1-34 UNIT | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 1879 | BLACKTAIL UNIT | Robertson County, TX | Oil & Gas Property | Jan 2026 |
| 1880 | BLACKTIP | Brazos County, TX | Oil & Gas Property | Jan 2026 |
| 1881 | BLACKTIP | Ward County, TX | Oil & Gas Property | Feb 2026 |
| 1882 | BLACKTIP 1-21 WRD UNIT | Ward County, TX | Oil & Gas Property | Jan 2026 |
| 1883 | BLACKTIP STATE | Loving County, TX | Oil & Gas Property | Feb 2026 |
| 1884 | BLACKTIP STATE A UNIT | Loving County, TX | Oil & Gas Property | Feb 2026 |
| 1885 | BLACKTIP UNIVERSITY 19-26 | Ward County, TX | Oil & Gas Property | Jan 2026 |
| 1886 | BLACKTOP 21601 | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 1887 | BLACKWATCH (SAN ANDRES) UNIT | Gaines County, TX | Oil & Gas Property | Feb 2026 |
| 1888 | BLACKWELL | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 1889 | BLACKWELL | Caldwell County, TX | Oil & Gas Property | Feb 2026 |
| 1890 | BLACKWELL | Yoakum County, TX | Oil & Gas Property | Feb 2026 |
| 1891 | BLACKWELL | Wood County, TX | Oil & Gas Property | Feb 2026 |
| 1892 | BLACKWELL | Smith County, TX | Oil & Gas Property | Feb 2026 |
| 1893 | BLACKWELL | Upton County, TX | Oil & Gas Property | Feb 2026 |
| 1894 | BLACKWELL | Taylor County, TX | Oil & Gas Property | Jan 2026 |
| 1895 | BLACKWELL | Wichita County, TX | Oil & Gas Property | Nov 2016 |
| 1896 | BLACKWELL A | Dewitt County, TX | Oil & Gas Property | Feb 2026 |
| 1897 | BLACKWELL A. H | Erath County, TX | Gas Property | Feb 2026 |
| 1898 | BLACKWELL TRUST GAS UNIT | Dewitt County, TX | Oil & Gas Property | Mar 2022 |
| 1899 | BLACKWELL-EYHORN | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 1900 | BLACKWOOD | Tyler County, TX | Oil & Gas Property | Jan 2026 |