| 27801 | CROFF | McKenzie County, ND | Oil & Gas Property | Mar 2025 |
| 27802 | CROFFOOT | Rooks County, KS | Oil Property | Jan 2025 |
| 27803 | CROFFORD J. F | Wood County, TX | Oil & Gas Property | Jan 2025 |
| 27804 | CROFT | Toole County, MT | Gas Property | Nov 2023 |
| 27805 | CROFT | Carbon County, MT | Oil & Gas Property | Aug 1988 |
| 27806 | CROFT FARMS | Harper County, KS | Oil & Gas Property | Jan 2025 |
| 27807 | CROFT M.V | Limestone County, TX | Oil & Gas Property | Feb 2025 |
| 27808 | CROFT, C. A | Boone County, WV | Gas Property | Dec 2021 |
| 27809 | CROFTCHECK | Fayette County, PA | Gas Property | Dec 2024 |
| 27810 | CROFTCHECK 1 | Fayette County, PA | Gas Property | Dec 2024 |
| 27811 | CROFTON | Kern County, CA | Oil Property | Aug 2022 |
| 27812 | CROISSANT | Weld County, CO | Oil & Gas Property | Feb 2023 |
| 27813 | CROISSANT | Weld County, CO | Oil & Gas Property | Oct 2014 |
| 27814 | CROISSANT | Weld County, CO | Oil & Gas Property | Oct 2018 |
| 27815 | CROKA | Kingfisher County, OK | Oil & Gas Property | Jan 2025 |
| 27816 | CROLEY | Whitley County, KY | Gas Property | Dec 2023 |
| 27817 | CROLEY | Whitley County, KY | Gas Property | Jun 2023 |
| 27818 | CROLEY | Crane County, TX | Oil & Gas Property | Feb 2025 |
| 27819 | CROLEY, T F | Whitley County, KY | Oil & Gas Property | Dec 2023 |
| 27820 | CROMB | Trego County, KS | Oil Property | Feb 2023 |
| 27821 | CROMER | Marion County, TX | Oil & Gas Property | Feb 2025 |
| 27822 | CROMER | Bourbon County, KS | Oil & Gas Property | Jul 2009 |
| 27823 | CROMER | Pratt County, KS | Oil & Gas Property | Jun 2024 |
| 27824 | CROMER | Grant County, KS | Gas Property | Jan 2025 |
| 27825 | CROMIKA 34-10-5 | Harrison County, OH | Oil & Gas Property | Dec 2024 |
| 27826 | CROMWELL | Major County, OK | Oil & Gas Property | Sep 2023 |
| 27827 | CROMWELL | Garfield County, OK | Oil & Gas Property | Jan 2025 |
| 27828 | CROMWELL | La Salle County, TX | Oil & Gas Property | Feb 2025 |
| 27829 | CRONE | Columbia County, AR | Oil & Gas Property | Feb 2025 |
| 27830 | CRONE | Morgan County, CO | Oil & Gas Property | May 2021 |
| 27831 | CRONIN | Gonzales County, TX | Oil & Gas Property | Feb 2025 |
| 27832 | CRONIN | Monroe County, OH | Oil & Gas Property | Dec 2022 |
| 27833 | CRONIN UNIT 524 | Wood County, TX | Oil & Gas Property | Feb 2025 |
| 27834 | CRONIN, RICHARD | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 27835 | CRONK 1 | Washington County, CO | Oil Property | Jan 2025 |
| 27836 | CRONKITE | Kingfisher County, OK | Oil & Gas Property | Jan 2025 |
| 27837 | CRONN 18 | Graham County, KS | Oil Property | Jan 2025 |
| 27838 | CRONUS | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 27839 | CROOCH | Okmulgee County, OK | Oil Property | Sep 2014 |
| 27840 | CROOCH | Muskogee County, OK | Oil & Gas Property | Dec 2018 |
| 27841 | CROOCH | Grant County, OK | Oil & Gas Property | Jan 2025 |
| 27842 | CROOK | Burleson County, TX | Oil & Gas Property | Jan 2025 |
| 27843 | CROOK | Leavenworth County, KS | Oil Property | Sep 2021 |
| 27844 | CROOK 1 | Kingfisher County, OK | Oil & Gas Property | Feb 2025 |
| 27845 | CROOK-HANOVER | Burleson County, TX | Oil & Gas Property | Feb 2025 |
| 27846 | CROOKED CREEK | Haskell County, OK | Gas Property | Jan 2025 |
| 27847 | CROOKED CREEK | Meade County, KS | Oil & Gas Property | Jan 2025 |
| 27848 | CROOKED CREEK | Eddy County, NM | Gas Property | Feb 2025 |
| 27849 | CROOKED CREEK CLEVELAND UNIT | Kingfisher County, OK | Oil & Gas Property | Jan 2025 |
| 27850 | CROOKED L | Meade County, KS | Oil & Gas Property | Jan 2025 |
| 27851 | CROOKED NOSE 15-12N-8W | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 27852 | CROOKED PINE 22 15-12N-8W | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 27853 | CROOKED POLE | Blaine County, OK | Oil & Gas Property | Oct 2018 |
| 27854 | CROOKED STICK | Garza County, TX | Oil & Gas Property | Feb 2025 |
| 27855 | CROOKED STICK | Lincoln County, OK | Oil & Gas Property | Jan 2025 |
| 27856 | CROOKER | Matagorda County, TX | Oil & Gas Property | Nov 2021 |
| 27857 | CROOKHAM 1 | Canadian County, OK | Oil & Gas Property | Jan 2019 |
| 27858 | CROOKS | Harper County, OK | Oil & Gas Property | Aug 2018 |
| 27859 | CROOKS | Hansford County, TX | Oil & Gas Property | Feb 2025 |
| 27860 | CROOKS | Renville County, ND | Oil & Gas Property | Aug 2020 |
| 27861 | CROOKS | Ellis County, OK | Oil & Gas Property | Jan 2025 |
| 27862 | CROOKS | Henderson County, KY | Oil Property | Dec 2023 |
| 27863 | CROOKS | Grant Parish, LA | Oil Property | Nov 2024 |
| 27864 | CROOKS 44-23H | Dunn County, ND | Oil & Gas Property | Mar 2025 |
| 27865 | CROOKS GAP | Fremont County, WY | Oil & Gas Property | Feb 2025 |
| 27866 | CROOKS, MALCO | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 27867 | CROOM 1-33H | Grady County, OK | Oil & Gas Property | Jan 2025 |
| 27868 | CROPP | Woods County, OK | Oil & Gas Property | Jan 2025 |
| 27869 | CROPP | Barton County, KS | Oil Property | Jan 2025 |
| 27870 | CROPPER | Wichita County, TX | Oil & Gas Property | Feb 2025 |
| 27871 | CROQUET FED | Uintah County, UT | Oil & Gas Property | Feb 2025 |
| 27872 | CROSBIE | Stephens County, OK | Oil & Gas Property | Dec 2024 |
| 27873 | CROSBIE | Creek County, OK | Gas Property | Jan 1995 |
| 27874 | CROSBIE T. S | Liberty County, TX | Oil & Gas Property | Jun 2023 |
| 27875 | CROSBY | Vernon Parish, LA | Oil & Gas Property | Dec 2016 |
| 27876 | CROSBY | Beauregard Parish, LA | Oil & Gas Property | Nov 2024 |
| 27877 | CROSBY | Jefferson County, PA | Oil & Gas Property | Dec 2024 |
| 27878 | CROSBY | Lea County, NM | Oil & Gas Property | Sep 2009 |
| 27879 | CROSBY | Ashtabula County, OH | Oil & Gas Property | Dec 2023 |
| 27880 | CROSBY | Hancock County, MS | Oil & Gas Property | Aug 2014 |
| 27881 | CROSBY | Amite County, MS | Oil & Gas Property | Nov 2013 |
| 27882 | CROSBY | Pearl River County, MS | Oil & Gas Property | Jan 2021 |
| 27883 | CROSBY | Cheyenne County, CO | Oil Property | Feb 2025 |
| 27884 | CROSBY | Roberts County, TX | Oil & Gas Property | Feb 2025 |
| 27885 | CROSBY 00 | Westmoreland County, PA | Gas Property | Dec 2024 |
| 27886 | CROSBY 1 | Pottawatomie County, OK | Oil Property | Jan 2025 |
| 27887 | CROSBY 25 | Park County, WY | Oil & Gas Property | Jun 2018 |
| 27888 | CROSBY 33 | Rapides Parish, LA | Oil & Gas Property | Dec 2024 |
| 27889 | CROSBY CHASE 2-1H | McKenzie County, ND | Oil & Gas Property | Mar 2025 |
| 27890 | CROSBY CREEK | Dunn County, ND | Oil & Gas Property | Mar 2025 |
| 27891 | CROSBY LAND | Allen Parish, LA | Oil & Gas Property | Aug 2013 |
| 27892 | CROSBY STATE | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 27893 | CROSBY UNIT | Gonzales County, TX | Oil & Gas Property | Jan 2025 |
| 27894 | CROSBY USA 41-6H | Dunn County, ND | Oil & Gas Property | Mar 2025 |
| 27895 | CROSBY-HATCHER | Hutchinson County, TX | Oil & Gas Property | Feb 2025 |
| 27896 | CROSKEY | Holmes County, OH | Oil & Gas Property | Dec 2022 |
| 27897 | CROSLAND B. M | Palo Pinto County, TX | Oil & Gas Property | Oct 2024 |
| 27898 | CROSLEY | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 27899 | CROSLIN | Lubbock County, TX | Oil & Gas Property | Feb 2025 |
| 27900 | CROSS | Lipscomb County, TX | Oil & Gas Property | Feb 2025 |