| 7901 | CONSTITUTION FEDERAL LC21-6 | Weld County, CO | Oil & Gas Property | May 2026 |
| 7902 | CONSUMER | Trumbull County, OH | Oil & Gas Property | Dec 2025 |
| 7903 | CONT | Toole County, MT | Gas Property | May 2026 |
| 7904 | CONT CAN | Bienville Parish, LA | Oil & Gas Property | Dec 2024 |
| 7905 | CONTAINER CORP | Monroe County, AL | Oil & Gas Property | Feb 1994 |
| 7906 | CONTAINER CORP. OF AMERICA | Escambia County, AL | Oil & Gas Property | Apr 2015 |
| 7907 | CONTI | Chautauqua County, NY | Gas Property | Dec 2025 |
| 7908 | CONTINENTAL | Rio Blanco County, CO | Oil & Gas Property | Jul 2022 |
| 7909 | CONTINENTAL | Comanche County, OK | Oil Property | Dec 2023 |
| 7910 | CONTINENTAL | Caddo County, OK | Oil Property | May 2026 |
| 7911 | CONTINENTAL | Bienville Parish, LA | Oil & Gas Property | Jul 2000 |
| 7912 | CONTINENTAL | Fresno County, CA | Oil Property | Jun 2026 |
| 7913 | CONTINENTAL | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 7914 | CONTINENTAL | Toole County, MT | Gas Property | Apr 2026 |
| 7915 | CONTINENTAL | Winkler County, TX | Oil & Gas Property | Mar 2023 |
| 7916 | CONTINENTAL | Eddy County, NM | Oil & Gas Property | Mar 2018 |
| 7917 | CONTINENTAL | Fresno County, CA | Oil Property | Jul 2026 |
| 7918 | CONTINENTAL | Toole County, MT | Oil & Gas Property | May 2026 |
| 7919 | CONTINENTAL | Jack County, TX | Oil & Gas Property | May 2026 |
| 7920 | CONTINENTAL | Archer County, TX | Oil & Gas Property | May 2026 |
| 7921 | CONTINENTAL | Bienville Parish, LA | Oil & Gas Property | May 1979 |
| 7922 | CONTINENTAL APJ FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2024 |
| 7923 | CONTINENTAL CAN | Bienville Parish, LA | Oil & Gas Property | Oct 2017 |
| 7924 | CONTINENTAL CAN | Bienville Parish, LA | Oil & Gas Property | Jul 2001 |
| 7925 | CONTINENTAL CAN | Bienville Parish, LA | Oil & Gas Property | Feb 1999 |
| 7926 | CONTINENTAL CAN CO | Bienville Parish, LA | Oil & Gas Property | Dec 2017 |
| 7927 | CONTINENTAL FALLS CO. ABC | Archer County, TX | Oil & Gas Property | May 2026 |
| 7928 | CONTINENTAL SANFORD | Hutchinson County, TX | Oil & Gas Property | May 2022 |
| 7929 | CONTINENTAL SEC | Bossier Parish, LA | Oil & Gas Property | Dec 2024 |
| 7930 | CONTINENTAL STATE | Lea County, NM | Oil & Gas Property | Nov 1996 |
| 7931 | CONTINENTAL STRAIN | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 7932 | CONTINENTAL-HALLEY | Winkler County, TX | Oil & Gas Property | Apr 2026 |
| 7933 | CONTL. STATE BANK | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 7934 | CONTOUR | Ellis County, OK | Oil & Gas Property | Sep 2018 |
| 7935 | CONVERSE | Haskell County, KS | Oil & Gas Property | Apr 2026 |
| 7936 | CONVERSE | Hansford County, TX | Oil & Gas Property | Jun 2026 |
| 7937 | CONVERSE | Ventura County, CA | Oil & Gas Property | Nov 2013 |
| 7938 | CONVERSE R. V | Hansford County, TX | Oil & Gas Property | Jun 2026 |
| 7939 | CONVERSE SHEEP | Niobrara County, WY | Oil & Gas Property | Feb 2025 |
| 7940 | CONVILLE | Bienville Parish, LA | Oil & Gas Property | Sep 2019 |
| 7941 | CONVOY 28 STATE COM | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 7942 | CONVOY BUC STATE | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 7943 | CONWAY | Chautauqua County, KS | Oil Property | Aug 1991 |
| 7944 | CONWAY | Yolo County, CA | Gas Property | Aug 2009 |
| 7945 | CONWAY | Clay County, TX | Oil & Gas Property | Jun 2026 |
| 7946 | CONWAY | Noble County, OK | Oil & Gas Property | Sep 2023 |
| 7947 | CONWAY | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 7948 | CONWAY | Shackelford County, TX | Oil & Gas Property | Jan 2018 |
| 7949 | CONWAY | Carter County, OK | Oil Property | Jan 2026 |
| 7950 | CONWAY | Latimer County, OK | Gas Property | May 2026 |
| 7951 | CONWAY | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 7952 | CONWAY | Jack County, TX | Oil & Gas Property | May 2026 |
| 7953 | CONWAY 21 | Belmont County, OH | Gas Property | Jun 2026 |
| 7954 | CONWAY HARRIS | Red River Parish, LA | Gas Property | Dec 2024 |
| 7955 | CONWAY, J. W | Reeves County, TX | Oil & Gas Property | Feb 2019 |
| 7956 | CONWILL | Texas County, OK | Oil & Gas Property | May 2026 |
| 7957 | CONYERS | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 7958 | CONZELMAN T | Hardin County, TX | Oil & Gas Property | Mar 2026 |
| 7959 | COODY | Stephens County, TX | Oil & Gas Property | Jun 2026 |
| 7960 | COODY, G | Stephens County, TX | Oil & Gas Property | Mar 2021 |
| 7961 | COODY-THOMPSON | Stephens County, TX | Oil & Gas Property | Jun 2026 |
| 7962 | COOGAN FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2018 |
| 7963 | COOK | Red Willow County, NE | Oil Property | Dec 2025 |
| 7964 | COOK | Hughes County, OK | Gas Property | Aug 2023 |
| 7965 | COOK | Caddo Parish, LA | Oil & Gas Property | Dec 2024 |
| 7966 | COOK | Jack County, TX | Oil & Gas Property | May 2024 |
| 7967 | COOK | Payne County, OK | Oil Property | Apr 2026 |
| 7968 | COOK | Miami County, KS | Oil Property | Apr 1999 |
| 7969 | COOK | Campbell County, WY | Oil & Gas Property | Jun 2026 |
| 7970 | COOK | Carter County, OK | Oil & Gas Property | May 2026 |
| 7971 | COOK | Haskell County, KS | Gas Property | Apr 2026 |
| 7972 | COOK | Lincoln County, OK | Oil & Gas Property | Mar 2007 |
| 7973 | COOK | Alfalfa County, OK | Oil & Gas Property | May 2026 |
| 7974 | COOK | Russell County, KS | Oil Property | Mar 2026 |
| 7975 | COOK | Stephens County, OK | Oil & Gas Property | May 2026 |
| 7976 | COOK | Grant County, KS | Gas Property | Apr 2026 |
| 7977 | COOK | Seward County, KS | Oil & Gas Property | Apr 2026 |
| 7978 | COOK | Webster Parish, LA | Oil & Gas Property | Dec 2024 |
| 7979 | COOK | Logan County, WV | Gas Property | Dec 2021 |
| 7980 | COOK | Leon County, TX | Oil & Gas Property | Mar 2025 |
| 7981 | COOK | Rogers County, OK | Gas Property | Jan 2021 |
| 7982 | COOK | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 7983 | COOK | Harper County, OK | Oil & Gas Property | May 2026 |
| 7984 | COOK | Shackelford County, TX | Oil & Gas Property | Jun 2026 |
| 7985 | COOK | Miami County, KS | Oil Property | Mar 2026 |
| 7986 | COOK | Shackelford County, TX | Oil & Gas Property | Apr 2026 |
| 7987 | COOK | Alfalfa County, OK | Oil & Gas Property | Jun 2026 |
| 7988 | COOK | Leon County, TX | Oil & Gas Property | Jun 2026 |
| 7989 | COOK | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 7990 | COOK | Bossier Parish, LA | Oil & Gas Property | Nov 1992 |
| 7991 | COOK | Uintah County, UT | Oil & Gas Property | Jun 2026 |
| 7992 | COOK | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 7993 | COOK | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 7994 | COOK | Bastrop County, TX | Oil & Gas Property | Feb 2026 |
| 7995 | COOK | Stephens County, TX | Oil & Gas Property | Oct 2025 |
| 7996 | COOK | Campbell County, WY | Gas Property | Sep 2011 |
| 7997 | COOK | Labette County, KS | Oil Property | Aug 1988 |
| 7998 | COOK | Hockley County, TX | Oil & Gas Property | Jun 2026 |
| 7999 | COOK | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 8000 | COOK | Hockley County, TX | Oil & Gas Property | Jun 2026 |