| 1801 | ROMMEL UNIT | Washington County, TX | Oil & Gas Property | Apr 2026 |
| 1802 | ROMULUS | Gonzales County, TX | Oil & Gas Property | Apr 2026 |
| 1803 | RON 56-8 UNIT | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 1804 | RON CHEEK | Montague County, TX | Oil & Gas Property | Apr 2026 |
| 1805 | RONALD | Montague County, TX | Oil & Gas Property | Apr 2026 |
| 1806 | RONALD ANN | Hill County, TX | Gas Property | Apr 2026 |
| 1807 | RONALD CORN UNIT 1 | Robertson County, TX | Oil & Gas Property | Apr 2026 |
| 1808 | RONEY | Jack County, TX | Oil & Gas Property | Apr 2026 |
| 1809 | RONYN UNIT | Lavaca County, TX | Oil & Gas Property | Apr 2026 |
| 1810 | ROO GAS UNIT 2H | San Augustine County, TX | Gas Property | Apr 2026 |
| 1811 | ROOF DRUG | Johnson County, TX | Oil & Gas Property | Apr 2026 |
| 1812 | ROOK | Andrews County, TX | Oil & Gas Property | Apr 2026 |
| 1813 | ROOKE | Refugio County, TX | Oil & Gas Property | Apr 2026 |
| 1814 | ROOKE SOUTH M 0 | Refugio County, TX | Oil & Gas Property | Jul 2013 |
| 1815 | ROOME-HUTCHINS | Wharton County, TX | Oil & Gas Property | Apr 2026 |
| 1816 | ROONEY | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 1817 | ROONEY | Pecos County, TX | Oil & Gas Property | Oct 2025 |
| 1818 | ROOP K | Clay County, TX | Oil & Gas Property | Apr 2026 |
| 1819 | ROOS | McMullen County, TX | Oil & Gas Property | Apr 2026 |
| 1820 | ROOS | Duval County, TX | Oil & Gas Property | Dec 2017 |
| 1821 | ROOS | Victoria County, TX | Oil & Gas Property | Apr 2026 |
| 1822 | ROOS BENNETT | Starr County, TX | Oil & Gas Property | Sep 2025 |
| 1823 | ROOS LORENE WILLIS | McMullen County, TX | Oil & Gas Property | Mar 1994 |
| 1824 | ROOS UNIT | Karnes County, TX | Oil & Gas Property | Apr 2026 |
| 1825 | ROOSEVELT | Howard County, TX | Oil & Gas Property | Mar 2026 |
| 1826 | ROOSEVELT | Pecos County, TX | Oil & Gas Property | Jan 2024 |
| 1827 | ROOST 6 | Howard County, TX | Oil & Gas Property | Feb 2023 |
| 1828 | ROOSTER | Hockley County, TX | Oil Property | Apr 2026 |
| 1829 | ROOSTERFISH 53-2-43 LOV UNIT | Loving County, TX | Oil & Gas Property | Apr 2026 |
| 1830 | ROOSTERFISH 53-2-43 LOV UNIT | Loving County, TX | Oil & Gas Property | Apr 2026 |
| 1831 | ROOSTERFISH UNIT 22 | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 1832 | ROOSTH & GENE | Smith County, TX | Oil & Gas Property | Feb 2026 |
| 1833 | ROOT UNIT | Gonzales County, TX | Oil & Gas Property | Apr 2026 |
| 1834 | ROOTS | Ochiltree County, TX | Oil & Gas Property | Apr 2026 |
| 1835 | ROOTS W | San Patricio County, TX | Oil & Gas Property | May 2010 |
| 1836 | ROPER | Freestone County, TX | Oil & Gas Property | Apr 2026 |
| 1837 | ROPER | Ochiltree County, TX | Oil & Gas Property | Apr 2026 |
| 1838 | ROPER | Jack County, TX | Oil & Gas Property | Apr 2026 |
| 1839 | ROPER | Eastland County, TX | Oil & Gas Property | Jan 2014 |
| 1840 | ROPER | Midland County, TX | Oil & Gas Property | Apr 2026 |
| 1841 | ROPER GAS UNIT | Hidalgo County, TX | Oil & Gas Property | Apr 2026 |
| 1842 | ROPER GAS UNIT | Freestone County, TX | Oil & Gas Property | Apr 2026 |
| 1843 | ROPER LEON | Rusk County, TX | Oil & Gas Property | Apr 2026 |
| 1844 | ROPES CANYON REEF UNIT | Hockley County, TX | Oil & Gas Property | Apr 2026 |
| 1845 | ROPES E. (CLEARFORK) UNIT | Hockley County, TX | Oil & Gas Property | Mar 2026 |
| 1846 | ROQUEMORE | Panola County, TX | Oil & Gas Property | Apr 2026 |
| 1847 | ROQUEMORE | Panola County, TX | Oil & Gas Property | Apr 2026 |
| 1848 | ROQUEMORE | Panola County, TX | Oil & Gas Property | Apr 2026 |
| 1849 | ROQUEMORE | Panola County, TX | Oil & Gas Property | Apr 2026 |
| 1850 | ROREX | Moore County, TX | Gas Property | Apr 2026 |
| 1851 | RORICK | Harris County, TX | Oil & Gas Property | Apr 2026 |
| 1852 | ROSA | Carson County, TX | Gas Property | Apr 2026 |
| 1853 | ROSA - BFMT EAST | Webb County, TX | Gas Property | Apr 2026 |
| 1854 | ROSA BENAVIDES 1450 | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1855 | ROSA BENAVIDES 1450 EF 4H | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1856 | ROSA LEE | Andrews County, TX | Oil & Gas Property | Apr 2026 |
| 1857 | ROSA UNIT | Montague County, TX | Oil & Gas Property | Apr 2026 |
| 1858 | ROSA V. BENAVIDES | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1859 | ROSA V. BENAVIDES | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1860 | ROSA V. BENAVIDES | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1861 | ROSA V. DE BENAVIDES 1450 | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1862 | ROSALIE | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 1863 | ROSALIE | Hansford County, TX | Oil Property | Apr 2026 |
| 1864 | ROSARIO CATTLE CO | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1865 | ROSBOROUGH | Harrison County, TX | Oil & Gas Property | Apr 2026 |
| 1866 | ROSBOROUGH DR. J.F. GAS UNIT | Harrison County, TX | Oil & Gas Property | Apr 2026 |
| 1867 | ROSCHER HIRSCH G | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1868 | ROSCHER W.C | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1869 | ROSCOE | Montague County, TX | Oil & Gas Property | Apr 2026 |
| 1870 | ROSCOE BROWN 15 | Irion County, TX | Oil & Gas Property | Apr 2026 |
| 1871 | ROSCOE ROSA R. GAS UNIT | Harrison County, TX | Oil & Gas Property | Apr 2026 |
| 1872 | ROSE | Burleson County, TX | Oil & Gas Property | Apr 2026 |
| 1873 | ROSE | Parker County, TX | Oil & Gas Property | Sep 2018 |
| 1874 | ROSE | Jackson County, TX | Oil & Gas Property | Apr 2026 |
| 1875 | ROSE | Cooke County, TX | Oil Property | Apr 2026 |
| 1876 | ROSE | Montague County, TX | Oil & Gas Property | Apr 2026 |
| 1877 | ROSE | Cooke County, TX | Oil & Gas Property | Apr 2026 |
| 1878 | ROSE | Lee County, TX | Oil & Gas Property | Apr 2026 |
| 1879 | ROSE | Navarro County, TX | Oil & Gas Property | Mar 2026 |
| 1880 | ROSE A UNIT | Tarrant County, TX | Gas Property | Apr 2026 |
| 1881 | ROSE B UNIT | Tarrant County, TX | Gas Property | Apr 2026 |
| 1882 | ROSE C UNIT 1H | Tarrant County, TX | Gas Property | Apr 2026 |
| 1883 | ROSE CHILDRENS TRUST | Johnson County, TX | Gas Property | Apr 2026 |
| 1884 | ROSE CREEK NORTH UNIT | Sterling County, TX | Oil & Gas Property | Apr 2026 |
| 1885 | ROSE DUNN 14 | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 1886 | ROSE GAS UNIT 1 | Parker County, TX | Oil & Gas Property | Apr 2026 |
| 1887 | ROSE GLENDON | Young County, TX | Oil & Gas Property | Dec 2025 |
| 1888 | ROSE MARIE | Ector County, TX | Oil & Gas Property | Apr 2026 |
| 1889 | ROSE UNIT | Gonzales County, TX | Oil & Gas Property | Apr 2026 |
| 1890 | ROSE, REX | Terry County, TX | Oil & Gas Property | Jan 2026 |
| 1891 | ROSE-SAMPLE | Jackson County, TX | Oil & Gas Property | Apr 2026 |
| 1892 | ROSE-SAMPLE | Jackson County, TX | Oil & Gas Property | Mar 2026 |
| 1893 | ROSEBERRY | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 1894 | ROSEBROCK | Live Oak County, TX | Oil & Gas Property | Mar 2026 |
| 1895 | ROSEBUD | Gaines County, TX | Oil & Gas Property | Apr 2026 |
| 1896 | ROSEBUD | Howard County, TX | Oil & Gas Property | Apr 2026 |
| 1897 | ROSEBUD 16 | Glasscock County, TX | Oil & Gas Property | Oct 2025 |
| 1898 | ROSEDALE | Tarrant County, TX | Oil & Gas Property | Apr 2026 |
| 1899 | ROSEDALE NORTH MIPA | Tarrant County, TX | Oil & Gas Property | Apr 2026 |
| 1900 | ROSEDALE S | Tarrant County, TX | Gas Property | Apr 2026 |