| 1901 | RED RIVER 164 | San Augustine County, TX | Gas Property | Apr 2026 |
| 1902 | RED RIVER 257 A | San Augustine County, TX | Oil & Gas Property | Apr 2026 |
| 1903 | RED RIVER GAS UNIT | San Augustine County, TX | Gas Property | Apr 2026 |
| 1904 | RED ROCK | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 1905 | RED ROCK | Ector County, TX | Oil & Gas Property | Apr 2026 |
| 1906 | RED ROCK | Ventura County, CA | Oil & Gas Property | May 2026 |
| 1907 | RED ROCK NB FEDERAL | Chaves County, NM | Gas Property | May 2026 |
| 1908 | RED ROCK RANCH | Noble County, OK | Oil & Gas Property | May 2026 |
| 1909 | RED ROCKS | Las Animas County, CO | Gas Property | Apr 2026 |
| 1910 | RED RYDER STATE | Eddy County, NM | Oil Property | May 2018 |
| 1911 | RED SKIES 10 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 1912 | RED SLOUGH UNIT | Brazos County, TX | Oil & Gas Property | Mar 2026 |
| 1913 | RED SNAPPER | Glasscock County, TX | Oil & Gas Property | Apr 2026 |
| 1914 | RED SOX | Ellis County, OK | Oil & Gas Property | Apr 2026 |
| 1915 | RED STAG | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 1916 | RED STAG | Brazos County, TX | Oil & Gas Property | Mar 2026 |
| 1917 | RED STAG 5 32 B | Lea County, NM | Oil & Gas Property | May 2026 |
| 1918 | RED STAG UNIT | Atascosa County, TX | Oil & Gas Property | Apr 2026 |
| 1919 | RED STATE | Reagan County, TX | Oil & Gas Property | Apr 2026 |
| 1920 | RED STRIPE 5 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 1921 | RED TANK | Lea County, NM | Oil & Gas Property | May 2026 |
| 1922 | RED TANK 10 3 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2026 |
| 1923 | RED TANK 2 | Lea County, NM | Oil & Gas Property | May 2026 |
| 1924 | RED TANK 24 | Lea County, NM | Oil & Gas Property | Oct 2025 |
| 1925 | RED TANK 3 | Lea County, NM | Oil & Gas Property | May 2026 |
| 1926 | RED TANK 4 FEDERAL | Lea County, NM | Oil & Gas Property | May 2026 |
| 1927 | RED TIGER | Campbell County, WY | Gas Property | Oct 2006 |
| 1928 | RED TWELVE | Eddy County, NM | Oil & Gas Property | Sep 2010 |
| 1929 | RED WASH | Sweetwater County, WY | Oil & Gas Property | Nov 2017 |
| 1930 | RED WASH | Sweetwater County, WY | Oil & Gas Property | May 2026 |
| 1931 | RED WILLOW | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 1932 | RED WING 16-1H | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 1933 | RED WING CREEK | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 1934 | RED WING UNIT 13-26 | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 1935 | RED WINGS HV | Panola County, TX | Oil & Gas Property | Apr 2026 |
| 1936 | RED WOLF | Gaines County, TX | Oil Property | Apr 2026 |
| 1937 | REDBELLY 152-94-18A-19H-TF | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 1938 | REDBONE | Bradford County, PA | Gas Property | Apr 2026 |
| 1939 | REDBREAST 1505 | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 1940 | REDBUD | Grady County, OK | Oil & Gas Property | Apr 2026 |
| 1941 | REDBUD | Pittsburg County, OK | Gas Property | Nov 2022 |
| 1942 | REDBUD | Jasper County, TX | Oil Property | Apr 2026 |
| 1943 | REDBUD | Burleson County, TX | Oil & Gas Property | Mar 2026 |
| 1944 | REDBUD 55-1-12 UNIT | Loving County, TX | Oil & Gas Property | Apr 2026 |
| 1945 | REDBUD 7 6-15N-12W | Blaine County, OK | Oil & Gas Property | Apr 2026 |
| 1946 | REDBUD FEDERAL | Eddy County, NM | Oil & Gas Property | May 2026 |
| 1947 | REDBUD STATE | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 1948 | REDBUD UNIT EB | Burleson County, TX | Oil & Gas Property | Apr 2023 |
| 1949 | REDBURN | Lane County, KS | Oil Property | Jul 2025 |
| 1950 | REDCHECKER 14 FEDERAL | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 1951 | REDD | Haskell County, KS | Oil & Gas Property | Mar 2026 |
| 1952 | REDD | Wilson County, KS | Oil Property | Mar 2026 |
| 1953 | REDD | Washington County, PA | Gas Property | Apr 2026 |
| 1954 | REDD EARL UNIT | Washington County, PA | Gas Property | Apr 2026 |
| 1955 | REDDELL | Wise County, TX | Oil & Gas Property | Apr 2026 |
| 1956 | REDDELL M | Wise County, TX | Oil & Gas Property | Apr 2026 |
| 1957 | REDDEN | Nolan County, TX | Oil & Gas Property | Mar 2026 |
| 1958 | REDDEN | Robertson County, TX | Oil & Gas Property | Apr 2026 |
| 1959 | REDDIC JEFF | Rusk County, TX | Oil & Gas Property | Apr 2026 |
| 1960 | REDDICK | Beaver County, OK | Oil & Gas Property | Apr 2026 |
| 1961 | REDDICK | Beaver County, OK | Oil & Gas Property | May 2026 |
| 1962 | REDDICK | Huron County, OH | Oil & Gas Property | Dec 2009 |
| 1963 | REDDICK (V) | Grayson County, TX | Oil & Gas Property | Apr 2026 |
| 1964 | REDDINGER | Armstrong County, PA | Gas Property | Dec 2025 |
| 1965 | REDDITT OU A | Shelby County, TX | Oil & Gas Property | Jan 2026 |
| 1966 | REDDY GULF STATE | Lea County, NM | Oil Property | May 2026 |
| 1967 | REDELSPERGER | Lipscomb County, TX | Oil & Gas Property | Apr 2026 |
| 1968 | REDELSPERGER | Lipscomb County, TX | Oil & Gas Property | Mar 2026 |
| 1969 | REDELSPERGER | Lipscomb County, TX | Oil & Gas Property | Mar 2026 |
| 1970 | REDEMER | Beaver County, OK | Oil & Gas Property | Jun 2020 |
| 1971 | REDETZKE | Russell County, KS | Oil Property | Feb 2025 |
| 1972 | REDETZKE | Barton County, KS | Oil Property | Mar 2026 |
| 1973 | REDETZKE | Barton County, KS | Oil Property | Feb 2026 |
| 1974 | REDETZKE | Barton County, KS | Oil Property | Mar 2026 |
| 1975 | REDETZKE USA 14-26H | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 1976 | REDFERN | San Juan County, NM | Gas Property | Apr 2026 |
| 1977 | REDFERN | San Juan County, NM | Oil & Gas Property | May 2026 |
| 1978 | REDFIELD | Allen County, KS | Oil Property | Mar 2026 |
| 1979 | REDFIELD | Williams County, ND | Oil & Gas Property | May 2026 |
| 1980 | REDFIELD CENTRAL | Williams County, ND | Oil & Gas Property | May 2026 |
| 1981 | REDFIELD SOUTH 36-25 | Williams County, ND | Oil & Gas Property | May 2026 |
| 1982 | REDFIELD-COLFAX LE 24-13 #1TFH | Williams County, ND | Oil & Gas Property | May 2026 |
| 1983 | REDFISH | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 1984 | REDFISH | Howard County, TX | Oil & Gas Property | Apr 2026 |
| 1985 | REDFISH 56 | Glasscock County, TX | Oil & Gas Property | Apr 2026 |
| 1986 | REDGATE | Major County, OK | Oil & Gas Property | Apr 2026 |
| 1987 | REDGATE | Woods County, OK | Oil & Gas Property | Oct 2015 |
| 1988 | REDHAWKS (SL) DU | Shelby County, TX | Oil & Gas Property | Apr 2026 |
| 1989 | REDHEAD | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 1990 | REDHEAD 31 FEDERAL | Lea County, NM | Oil & Gas Property | May 2026 |
| 1991 | REDHORN 4303 UNIT | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 1992 | REDICK | Wayne County, OH | Oil & Gas Property | Dec 1997 |
| 1993 | REDIESS | Morgan County, CO | Oil & Gas Property | Sep 2005 |
| 1994 | REDING | De Soto Parish, LA | Oil & Gas Property | Jan 2025 |
| 1995 | REDING UNIT | Karnes County, TX | Oil & Gas Property | Apr 2026 |
| 1996 | REDING-HOLMES | Hockley County, TX | Oil & Gas Property | Apr 2026 |
| 1997 | REDINGER | Grant County, KS | Gas Property | Mar 2026 |
| 1998 | REDINGER | Grant County, KS | Gas Property | Mar 2026 |
| 1999 | REDINGTON 43-18 | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 2000 | REDLAND RANCH | Le Flore County, OK | Gas Property | Apr 2026 |