| 1801 | GRAHAM | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 1802 | GRAHAM | Weston County, WY | Oil Property | Oct 1981 |
| 1803 | GRAHAM | Big Horn County, WY | Oil & Gas Property | Jan 2026 |
| 1804 | GRAHAM UNIT | Fremont County, WY | Oil & Gas Property | Jan 2026 |
| 1805 | GRAMS | Campbell County, WY | Gas Property | May 2012 |
| 1806 | GRAMS WEST FEDERAL | Campbell County, WY | Gas Property | May 2012 |
| 1807 | GRANATO | Campbell County, WY | Oil & Gas Property | May 1999 |
| 1808 | GRAND | Campbell County, WY | Oil & Gas Property | Feb 2026 |
| 1809 | GRAND LODGE | Crook County, WY | Oil Property | May 2002 |
| 1810 | GRANITE LAKE 3975-26-35-1NH | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 1811 | GRANT 3873-1720 | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 1812 | GRAPHITE | Sublette County, WY | Gas Property | Nov 1997 |
| 1813 | GRASS CREEK | Hot Springs County, WY | Oil & Gas Property | Dec 1982 |
| 1814 | GRB UNIT | Lincoln County, WY | Oil & Gas Property | Jan 2026 |
| 1815 | GRBU | Sublette County, WY | Oil & Gas Property | Jan 2026 |
| 1816 | GREASEWOOD | Campbell County, WY | Gas Property | Dec 2017 |
| 1817 | GREASEWOOD | Campbell County, WY | Gas Property | Jan 2009 |
| 1818 | GREASEWOOD | Niobrara County, WY | Oil Property | Oct 2023 |
| 1819 | GREASEWOOD CS STATE | Campbell County, WY | Gas Property | Dec 2014 |
| 1820 | GREASEWOOD WASH | Sweetwater County, WY | Oil & Gas Property | Jul 2007 |
| 1821 | GREAT DIVIDE | Sweetwater County, WY | Oil & Gas Property | Jan 2026 |
| 1822 | GREEN RIV BE | Lincoln County, WY | Oil & Gas Property | Jan 2026 |
| 1823 | GREEN RIVER | Lincoln County, WY | Oil & Gas Property | Jan 2026 |
| 1824 | GREEN RIVERB | Lincoln County, WY | Oil & Gas Property | Jan 2026 |
| 1825 | GREENOUGH | Sheridan County, WY | Gas Property | Jun 2015 |
| 1826 | GREENOUGH | Campbell County, WY | Oil & Gas Property | Jul 2024 |
| 1827 | GREENOUGH | Campbell County, WY | Oil & Gas Property | Jul 2024 |
| 1828 | GREENS CANYON | Sweetwater County, WY | Gas Property | Dec 2007 |
| 1829 | GREER | Campbell County, WY | Oil Property | Mar 2017 |
| 1830 | GREGERSEN | Campbell County, WY | Gas Property | Feb 2013 |
| 1831 | GREYBULL | Big Horn County, WY | Oil & Gas Property | May 2012 |
| 1832 | GRIEVE | Natrona County, WY | Oil & Gas Property | Sep 2025 |
| 1833 | GRIEVES | Weston County, WY | Oil & Gas Property | Jan 2026 |
| 1834 | GRIEVES | Weston County, WY | Oil & Gas Property | Jan 2026 |
| 1835 | GRIFFIN | Big Horn County, WY | Oil & Gas Property | Jan 2026 |
| 1836 | GRIZZLY 4470-1522 | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1837 | GRIZZLY BEAR | Johnson County, WY | Oil & Gas Property | Jan 2026 |
| 1838 | GROSS WIL | Laramie County, WY | Oil & Gas Property | May 2022 |
| 1839 | GROSS-SNYDER | Laramie County, WY | Oil & Gas Property | Nov 2025 |
| 1840 | GROVES | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1841 | GROVES | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1842 | GROVES | Campbell County, WY | Gas Property | Apr 2016 |
| 1843 | GROVES RANCH | Campbell County, WY | Gas Property | Aug 2013 |
| 1844 | GROVES RANCH | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 1845 | GROVES RANCH | Campbell County, WY | Gas Property | Aug 2013 |
| 1846 | GROVES TRUST | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 1847 | GRUENENFELDER | Campbell County, WY | Oil & Gas Property | Oct 2006 |
| 1848 | GRUMPY FED 4778-5-17-1 | Johnson County, WY | Oil & Gas Property | Jan 2026 |
| 1849 | GRYNBERG | Lincoln County, WY | Oil & Gas Property | Jan 2026 |
| 1850 | GTO 1-7/8H | Laramie County, WY | Oil & Gas Property | Jan 2026 |
| 1851 | GULF STATE | Weston County, WY | Oil Property | Mar 1992 |
| 1852 | GULLWING | Laramie County, WY | Oil & Gas Property | Jan 2026 |
| 1853 | GUN BARREL | Natrona County, WY | Oil & Gas Property | Jan 2026 |
| 1854 | GUN BARREL | Fremont County, WY | Oil & Gas Property | Jan 2026 |
| 1855 | GUN BARREL UNIT | Fremont County, WY | Oil & Gas Property | Jan 2026 |
| 1856 | GUNN BARREL UNIT 17-32 BT | Fremont County, WY | Oil & Gas Property | Jan 2026 |
| 1857 | GUNSLINGER 4470-1621 | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1858 | GUSTAFSON | Campbell County, WY | Gas Property | May 2012 |
| 1859 | GUTHERY | Crook County, WY | Oil Property | Nov 1987 |
| 1860 | GWEN KNAPP | Park County, WY | Oil & Gas Property | Feb 2026 |
| 1861 | H M FLINT | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1862 | H PETERSON 1 | Big Horn County, WY | Oil & Gas Property | Jan 2026 |
| 1863 | H S COMMUNITY | Big Horn County, WY | Oil & Gas Property | Jan 2026 |
| 1864 | H&M SPELLMAN | Campbell County, WY | Gas Property | Mar 2015 |
| 1865 | H&T RANCH | Goshen County, WY | Oil & Gas Property | Feb 2026 |
| 1866 | H&T RANCH | Goshen County, WY | Oil & Gas Property | May 2025 |
| 1867 | H. PUT | Campbell County, WY | Gas Property | Dec 2010 |
| 1868 | HAAS | Campbell County, WY | Gas Property | Nov 2011 |
| 1869 | HABANERO | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 1870 | HABERLAND | Campbell County, WY | Oil & Gas Property | Feb 2026 |
| 1871 | HACIENDA | Sublette County, WY | Oil & Gas Property | Jan 2026 |
| 1872 | HACIENDA | Sublette County, WY | Oil & Gas Property | Jan 2026 |
| 1873 | HACKATHORN GOVT | Weston County, WY | Oil & Gas Property | Oct 2019 |
| 1874 | HADES | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 1875 | HAGEMAN | Converse County, WY | Oil & Gas Property | Sep 2021 |
| 1876 | HAGEMAN | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 1877 | HAGEMAN | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 1878 | HAGOOD | Sweetwater County, WY | Oil & Gas Property | Dec 2025 |
| 1879 | HAGOOD FEDERAL 12 | Sweetwater County, WY | Oil & Gas Property | Jan 2026 |
| 1880 | HAHN | Crook County, WY | Oil Property | Jan 2026 |
| 1881 | HAHN W-55058 | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1882 | HAIGHT | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1883 | HAIGHT | Campbell County, WY | Oil & Gas Property | Jan 2008 |
| 1884 | HAIGHT FEDERAL | Campbell County, WY | Gas Property | Sep 2006 |
| 1885 | HAILSTONE | Lincoln County, WY | Oil & Gas Property | Jan 2026 |
| 1886 | HAIVALA | Campbell County, WY | Gas Property | Jun 2013 |
| 1887 | HAIVALA | Campbell County, WY | Gas Property | Jun 2013 |
| 1888 | HALBOUTY | Weston County, WY | Oil & Gas Property | Feb 2026 |
| 1889 | HALEY | Uinta County, WY | Oil & Gas Property | Dec 2025 |
| 1890 | HALEY FEDERAL 4 | Uinta County, WY | Oil & Gas Property | Dec 2025 |
| 1891 | HALFMOON | Park County, WY | Oil Property | Jan 2026 |
| 1892 | HALL | Campbell County, WY | Gas Property | Apr 2012 |
| 1893 | HALL | Campbell County, WY | Gas Property | May 2012 |
| 1894 | HALLENE | Park County, WY | Oil & Gas Property | Jan 2026 |
| 1895 | HALLENE PATENTED | Park County, WY | Oil & Gas Property | Jan 2026 |
| 1896 | HALVERSON | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1897 | HALVERSON R | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 1898 | HAMILTON | Weston County, WY | Oil & Gas Property | Oct 2023 |
| 1899 | HAMILTON | Carbon County, WY | Oil & Gas Property | Feb 2013 |
| 1900 | HAMILTON DOME | Hot Springs County, WY | Oil & Gas Property | Jan 2026 |