| 1801 | SURDAHL 1-11H | Coal County, OK | Gas Property | Jun 2026 |
| 1802 | SUSAN | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 1803 | SUSAN | Major County, OK | Oil & Gas Property | Jul 2026 |
| 1804 | SUSAN | Noble County, OK | Oil & Gas Property | Jun 2026 |
| 1805 | SUSAN | Hughes County, OK | Oil & Gas Property | Jun 2026 |
| 1806 | SUSAN 25-1 | Creek County, OK | Oil & Gas Property | Jun 2026 |
| 1807 | SUSAN DAVIS | Washington County, OK | Oil Property | Jun 2026 |
| 1808 | SUSAN J ROHRS | Nowata County, OK | Oil Property | Feb 2014 |
| 1809 | SUSAN KAY 6-27-12 | Alfalfa County, OK | Oil & Gas Property | Jun 2026 |
| 1810 | SUSAN MCCUE | Major County, OK | Oil & Gas Property | Jul 2026 |
| 1811 | SUSANNA DACON | Creek County, OK | Oil & Gas Property | Jun 2026 |
| 1812 | SUSEY WALKER | Seminole County, OK | Oil & Gas Property | Jun 2026 |
| 1813 | SUSIE | Caddo County, OK | Oil & Gas Property | Jul 2026 |
| 1814 | SUSIE | Grady County, OK | Oil & Gas Property | Jun 2026 |
| 1815 | SUSIE CROW | Creek County, OK | Oil & Gas Property | Jun 2026 |
| 1816 | SUTER | Hughes County, OK | Gas Property | Dec 1994 |
| 1817 | SUTHERLAND | Okfuskee County, OK | Oil Property | Jun 2026 |
| 1818 | SUTHERLAND | Beaver County, OK | Oil & Gas Property | Jun 2026 |
| 1819 | SUTHERLAND | Cotton County, OK | Oil & Gas Property | Nov 2021 |
| 1820 | SUTHERS | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 1821 | SUTHERS | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 1822 | SUTTER | Major County, OK | Oil & Gas Property | Jul 2026 |
| 1823 | SUTTER | Ellis County, OK | Oil & Gas Property | Jul 2026 |
| 1824 | SUTTON | Texas County, OK | Gas Property | Jun 2026 |
| 1825 | SUTTON | Seminole County, OK | Oil Property | Jun 2024 |
| 1826 | SUTTON | Beckham County, OK | Oil & Gas Property | Jul 2026 |
| 1827 | SUTTON | Pontotoc County, OK | Oil Property | Jun 2026 |
| 1828 | SUTTON | Stephens County, OK | Oil Property | Nov 2025 |
| 1829 | SUZANNE | Stephens County, OK | Oil Property | Dec 2021 |
| 1830 | SUZANNE 30 | Woods County, OK | Oil & Gas Property | Jun 2026 |
| 1831 | SUZIE | Woods County, OK | Oil & Gas Property | May 2024 |
| 1832 | SW ANTIOCH GIBSON S | Garvin County, OK | Oil & Gas Property | Dec 2013 |
| 1833 | SW FREEMAN RANCH | Texas County, OK | Oil & Gas Property | Jun 2026 |
| 1834 | SW HOMER GOODWIN SAND UNIT | Carter County, OK | Oil & Gas Property | Dec 2001 |
| 1835 | SW WEWOKA UNIT | Seminole County, OK | Oil Property | Jun 1996 |
| 1836 | SW WILDCAT JIM DEESE UNIT | Carter County, OK | Oil & Gas Property | Jul 2026 |
| 1837 | SWADLEY | Hughes County, OK | Oil & Gas Property | Jun 2026 |
| 1838 | SWAFFORD 6N 2W 21 #1HX | McClain County, OK | Oil & Gas Property | Jun 2026 |
| 1839 | SWAIM | Texas County, OK | Oil & Gas Property | Jun 2026 |
| 1840 | SWAIM | Blaine County, OK | Oil & Gas Property | Jun 2026 |
| 1841 | SWAMP | Lincoln County, OK | Oil & Gas Property | Oct 2017 |
| 1842 | SWAN | Seminole County, OK | Oil Property | Jun 2026 |
| 1843 | SWAN | Seminole County, OK | Oil Property | Sep 2024 |
| 1844 | SWAN | Pottawatomie County, OK | Oil Property | Aug 2022 |
| 1845 | SWAN | Stephens County, OK | Oil Property | Jun 2026 |
| 1846 | SWAN #1 | Creek County, OK | Oil & Gas Property | Jun 2026 |
| 1847 | SWANK | Payne County, OK | Oil Property | Mar 2017 |
| 1848 | SWANSON | Stephens County, OK | Oil & Gas Property | Jun 2026 |
| 1849 | SWANSON | Nowata County, OK | Oil & Gas Property | Apr 2019 |
| 1850 | SWANSON | Osage County, OK | Oil Property | Jun 2026 |
| 1851 | SWANSON | Grady County, OK | Oil & Gas Property | Jun 2026 |
| 1852 | SWANSON #1 | Stephens County, OK | Oil & Gas Property | Feb 2026 |
| 1853 | SWANWICK | Nowata County, OK | Gas Property | May 2020 |
| 1854 | SWART | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 1855 | SWARTZ | Pottawatomie County, OK | Oil & Gas Property | Apr 2026 |
| 1856 | SWARTZENDRUBER | Custer County, OK | Oil & Gas Property | Jun 2026 |
| 1857 | SWEENEY | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 1858 | SWEENEY FEDERAL 1-20-17XH | Custer County, OK | Oil & Gas Property | Jun 2026 |
| 1859 | SWEET | Major County, OK | Oil & Gas Property | Jun 2026 |
| 1860 | SWEET | Pawnee County, OK | Oil Property | Jun 2026 |
| 1861 | SWEET | Dewey County, OK | Oil & Gas Property | Jul 2026 |
| 1862 | SWEET CHIN MUSIC 25-1 | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 1863 | SWEET SIXTEEN | Comanche County, OK | Oil Property | Feb 2025 |
| 1864 | SWEETEN | Carter County, OK | Oil & Gas Property | Jun 2026 |
| 1865 | SWEETEN | Le Flore County, OK | Gas Property | Jun 2026 |
| 1866 | SWEETGUM 24-13-15N-12W | Blaine County, OK | Oil & Gas Property | Jun 2026 |
| 1867 | SWEETIN | Pittsburg County, OK | Gas Property | Mar 2020 |
| 1868 | SWEETIN | Pittsburg County, OK | Gas Property | Jun 2026 |
| 1869 | SWEETIN | Pittsburg County, OK | Oil & Gas Property | Jul 2026 |
| 1870 | SWEETNESS 1808 | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 1871 | SWEETWATER | Beckham County, OK | Oil & Gas Property | Jun 2026 |
| 1872 | SWEETWATER | Beckham County, OK | Oil & Gas Property | Nov 2025 |
| 1873 | SWEM 1 | Oklahoma County, OK | Oil & Gas Property | Nov 1992 |
| 1874 | SWENN | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 1875 | SWIERCINSKY | Comanche County, OK | Oil Property | Jul 2026 |
| 1876 | SWIFT | Tulsa County, OK | Oil Property | Feb 2026 |
| 1877 | SWIGART 1 | Garfield County, OK | Oil & Gas Property | Jun 2026 |
| 1878 | SWINGER | Texas County, OK | Oil & Gas Property | Oct 2014 |
| 1879 | SWINGLE | Okmulgee County, OK | Gas Property | Jan 2026 |
| 1880 | SWINGLE | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 1881 | SWINK | Le Flore County, OK | Gas Property | Jun 2026 |
| 1882 | SWINNEY | Caddo County, OK | Oil Property | Jun 2026 |
| 1883 | SWITZER | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 1884 | SWITZER | Blaine County, OK | Oil & Gas Property | Feb 2023 |
| 1885 | SWITZER | Custer County, OK | Oil & Gas Property | Jun 2026 |
| 1886 | SWITZER | Roger Mills County, OK | Oil & Gas Property | Jul 2026 |
| 1887 | SWITZER | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 1888 | SWITZER 5-8-11-5 | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 1889 | SWL 1-1 | Atoka County, OK | Gas Property | Jun 2026 |
| 1890 | SYCAMORE | Carter County, OK | Oil & Gas Property | Jun 2026 |
| 1891 | SYCAMORE DOME 90-1A | Osage County, OK | Oil & Gas Property | Jun 2026 |
| 1892 | SYDEBOTHAM | Washington County, OK | Oil Property | Jun 2009 |
| 1893 | SYDENA | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 1894 | SYKORA | Love County, OK | Oil Property | Apr 2022 |
| 1895 | SYLVAN | Blaine County, OK | Oil & Gas Property | Jun 2026 |
| 1896 | SYLVESTER | Texas County, OK | Gas Property | Jun 2026 |
| 1897 | SYLVIA | Pottawatomie County, OK | Oil Property | Jun 2026 |
| 1898 | SYLVIA | Dewey County, OK | Oil & Gas Property | Jun 2026 |
| 1899 | SYLVIA | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 1900 | SYLVIA | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |