| 5901 | CLERIHEW | Jack County, TX | Oil & Gas Property | Apr 2026 |
| 5902 | CLERIHEW | Jack County, TX | Oil Property | Apr 2026 |
| 5903 | CLESTER | Blaine County, OK | Oil & Gas Property | Apr 2026 |
| 5904 | CLETCHER | Weld County, CO | Oil & Gas Property | Jan 2018 |
| 5905 | CLETUS | Kay County, OK | Oil & Gas Property | Apr 2026 |
| 5906 | CLETUS 28 21 | Eddy County, NM | Oil & Gas Property | May 2026 |
| 5907 | CLETUS 28 STATE COM | Eddy County, NM | Oil & Gas Property | Oct 2015 |
| 5908 | CLEVA JO | Noble County, OK | Oil Property | Mar 2013 |
| 5909 | CLEVELAND | Anderson County, KS | Oil Property | Mar 2026 |
| 5910 | CLEVELAND | Yoakum County, TX | Oil & Gas Property | Apr 2026 |
| 5911 | CLEVELAND | Wayne County, OH | Oil & Gas Property | Dec 2025 |
| 5912 | CLEVELAND | Lipscomb County, TX | Oil & Gas Property | Mar 2013 |
| 5913 | CLEVELAND | Johnson County, TX | Oil & Gas Property | Nov 2024 |
| 5914 | CLEVELAND | Grady County, OK | Oil Property | Aug 2025 |
| 5915 | CLEVELAND | Caddo Parish, LA | Oil Property | Jan 2025 |
| 5916 | CLEVELAND | Hemphill County, TX | Oil & Gas Property | Mar 2026 |
| 5917 | CLEVELAND | Matagorda County, TX | Oil & Gas Property | Apr 2026 |
| 5918 | CLEVELAND | Lafayette County, AR | Oil & Gas Property | Mar 2026 |
| 5919 | CLEVELAND | Weld County, CO | Oil & Gas Property | Apr 2026 |
| 5920 | CLEVELAND | Wayne County, OH | Oil & Gas Property | Dec 2025 |
| 5921 | CLEVELAND | Hemphill County, TX | Oil & Gas Property | Apr 2026 |
| 5922 | CLEVELAND | San Juan County, NM | Gas Property | May 2026 |
| 5923 | CLEVELAND | Grimes County, TX | Oil & Gas Property | Mar 2026 |
| 5924 | CLEVELAND 1805 | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 5925 | CLEVELAND 43 | Midland County, TX | Oil & Gas Property | Apr 2026 |
| 5926 | CLEVELAND 5 | Glasscock County, TX | Oil & Gas Property | Apr 2026 |
| 5927 | CLEVELAND B | Harrison County, OH | Oil & Gas Property | Dec 2025 |
| 5928 | CLEVELAND BOY SCOUTS OF AMERICA | Lorain County, OH | Oil & Gas Property | Dec 2025 |
| 5929 | CLEVELAND CATHOLIC | Medina County, OH | Oil & Gas Property | Dec 1995 |
| 5930 | CLEVELAND CREST | Liberty County, TX | Oil & Gas Property | Apr 2026 |
| 5931 | CLEVELAND FEDERAL | Tarrant County, TX | Oil & Gas Property | Apr 2026 |
| 5932 | CLEVELAND HELEN | Parker County, TX | Oil & Gas Property | Apr 2026 |
| 5933 | CLEVELAND HIGHLAND | Cuyahoga County, OH | Oil & Gas Property | Dec 2025 |
| 5934 | CLEVELAND METROP | Medina County, OH | Oil & Gas Property | Dec 2025 |
| 5935 | CLEVELAND QUARRIES | Erie County, OH | Oil & Gas Property | Dec 2025 |
| 5936 | CLEVELAND R | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 5937 | CLEVELAND R | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 5938 | CLEVELAND STATE 57-23 | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 5939 | CLEVELAND TAYLOR UNIT | Tarrant County, TX | Oil & Gas Property | Apr 2026 |
| 5940 | CLEVELAND W | Wise County, TX | Oil & Gas Property | Apr 2026 |
| 5941 | CLEVELAND WAYNE ET AL C | Hemphill County, TX | Oil & Gas Property | Apr 2026 |
| 5942 | CLEVELAND/SENECA GOLF COURSE | Cuyahoga County, OH | Oil & Gas Property | Dec 2025 |
| 5943 | CLEVEN | Bottineau County, ND | Oil & Gas Property | May 2026 |
| 5944 | CLEVENGER | Neosho County, KS | Gas Property | Mar 2026 |
| 5945 | CLEVENGER | Pike County, KY | Gas Property | Dec 2019 |
| 5946 | CLEVENGER 1 | Ford County, KS | Oil & Gas Property | Mar 2026 |
| 5947 | CLEVENGER, CLYDE 3 | Ritchie County, WV | Oil & Gas Property | Dec 2004 |
| 5948 | CLEVIDENCE, S V | Union County, KY | Oil Property | Dec 2023 |
| 5949 | CLEVY 1 | Moore County, TX | Oil & Gas Property | Apr 2026 |
| 5950 | CLICK | Cherokee County, TX | Oil & Gas Property | Mar 2026 |
| 5951 | CLICK | Howard County, TX | Oil & Gas Property | Apr 2026 |
| 5952 | CLICK-CHEVRON 14-11 | Howard County, TX | Oil & Gas Property | Apr 2026 |
| 5953 | CLIFF 5 | Williams County, ND | Oil & Gas Property | May 2026 |
| 5954 | CLIFF FEE 4 | Culberson County, TX | Oil & Gas Property | Apr 2026 |
| 5955 | CLIFF WILLIAMS | Payne County, OK | Oil Property | May 2026 |
| 5956 | CLIFFHANGER | Fayette County, TX | Oil & Gas Property | Apr 2026 |
| 5957 | CLIFFORD | Hemphill County, TX | Oil & Gas Property | Apr 2026 |
| 5958 | CLIFFORD | Adams County, MS | Oil & Gas Property | Jun 1983 |
| 5959 | CLIFFORD | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 5960 | CLIFFORD | Murray County, OK | Oil Property | Sep 2025 |
| 5961 | CLIFFORD & CLETUS TROYER | Erie County, PA | Gas Property | Dec 2025 |
| 5962 | CLIFFORD 24-8TFH | Dunn County, ND | Oil & Gas Property | May 2026 |
| 5963 | CLIFFORD 36-26-12 | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 5964 | CLIFFORD ADD | Eddy County, NM | Oil & Gas Property | Mar 2022 |
| 5965 | CLIFFORD CAUSEY | Adams County, CO | Oil & Gas Property | May 2026 |
| 5966 | CLIFFORD CHANEY | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 5967 | CLIFFORD F. SPIES G | Dewitt County, TX | Oil & Gas Property | Mar 2022 |
| 5968 | CLIFFORD GENE 1-12H | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 5969 | CLIFFORD GLAS | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 5970 | CLIFFORD H HUFFMAN | Armstrong County, PA | Gas Property | Dec 2025 |
| 5971 | CLIFFORD L | Weld County, CO | Oil & Gas Property | Mar 2021 |
| 5972 | CLIFFORD MAZE | Warren County, PA | Oil & Gas Property | Dec 2020 |
| 5973 | CLIFFORD P. FLEMING | Indiana County, PA | Gas Property | Dec 2025 |
| 5974 | CLIFFORD TRUST | Kern County, CA | Oil Property | May 2026 |
| 5975 | CLIFFORD UNIT | Cooke County, TX | Oil & Gas Property | Jul 2020 |
| 5976 | CLIFFORD, JOHN | Warren County, KY | Oil Property | Dec 2008 |
| 5977 | CLIFFORD-PARKER | Toole County, MT | Oil Property | Jun 1989 |
| 5978 | CLIFFSIDE | McKenzie County, ND | Oil & Gas Property | Mar 2026 |
| 5979 | CLIFFSTAR | Chautauqua County, NY | Gas Property | Dec 2025 |
| 5980 | CLIFFT | Hughes County, OK | Oil & Gas Property | Mar 2026 |
| 5981 | CLIFT | Custer County, OK | Oil & Gas Property | Apr 2026 |
| 5982 | CLIFT | Kay County, OK | Oil & Gas Property | Apr 2026 |
| 5983 | CLIFT | Caddo County, OK | Oil & Gas Property | Apr 2026 |
| 5984 | CLIFT | Caddo County, OK | Gas Property | Apr 2026 |
| 5985 | CLIFT BEN | Guadalupe County, TX | Oil & Gas Property | Aug 2024 |
| 5986 | CLIFT, J.D | Guadalupe County, TX | Oil & Gas Property | Jul 2019 |
| 5987 | CLIFTON | Nacogdoches County, TX | Oil & Gas Property | Sep 2019 |
| 5988 | CLIFTON | McClain County, OK | Oil & Gas Property | Apr 2026 |
| 5989 | CLIFTON | Pittsburg County, OK | Gas Property | Apr 2026 |
| 5990 | CLIFTON | Sumner County, KS | Oil & Gas Property | Feb 2026 |
| 5991 | CLIFTON | Uinta County, WY | Oil & Gas Property | May 2026 |
| 5992 | CLIFTON | Pittsburg County, OK | Gas Property | May 2026 |
| 5993 | CLIFTON | Hodgeman County, KS | Oil Property | Mar 2026 |
| 5994 | CLIFTON | Wise County, TX | Oil & Gas Property | Apr 2026 |
| 5995 | CLIFTON 3-COOKE COUNTY | Cooke County, TX | Oil & Gas Property | Mar 2026 |
| 5996 | CLIFTON ARTHUR | Limestone County, TX | Oil & Gas Property | Apr 2026 |
| 5997 | CLIFTON RICHARDS | Carter County, OK | Oil & Gas Property | Apr 2026 |
| 5998 | CLIFTON TANNAHILL | Tarrant County, TX | Gas Property | Apr 2026 |
| 5999 | CLIFTON TEAGUE | Lafayette County, AR | Oil Property | Mar 1970 |
| 6000 | CLIFTON W.B | Marion County, TX | Oil & Gas Property | Apr 2026 |