| 9901 | CRETE 1-5H | Lincoln County, OK | Oil & Gas Property | Jun 2026 |
| 9902 | CRETSINGER | Parker County, TX | Oil & Gas Property | Jun 2026 |
| 9903 | CREW | Greenwood County, KS | Oil Property | Mar 2026 |
| 9904 | CREW | Cherokee County, TX | Oil & Gas Property | Jun 2026 |
| 9905 | CREW | Trumbull County, OH | Oil & Gas Property | Dec 2025 |
| 9906 | CREW-LEVICK (MCCOOL) | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 9907 | CREWE | Armstrong County, PA | Gas Property | Dec 2025 |
| 9908 | CREWS | Duval County, TX | Oil & Gas Property | May 2026 |
| 9909 | CREWS | Chautauqua County, KS | Oil Property | May 2024 |
| 9910 | CREWS | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9911 | CREWS | Wilbarger County, TX | Oil & Gas Property | Jun 2026 |
| 9912 | CREWS 1 | Palo Pinto County, TX | Gas Property | May 2026 |
| 9913 | CREWS A | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9914 | CREWS A AC-CRISP A AC SA 1 | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9915 | CREWS A-LOVE ULW A | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9916 | CREWS E | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 9917 | CREWS E. R. ESTATE 1 | Andrews County, TX | Gas Property | Mar 2026 |
| 9918 | CREWS GAS UNIT | Goliad County, TX | Oil & Gas Property | Jun 2026 |
| 9919 | CREWS MAST | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 9920 | CREWS QUAD ULW B | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9921 | CREWS S.E.-MAST -8 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 9922 | CREWS UNIT | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9923 | CREWS, CLARA | Lynn County, TX | Oil & Gas Property | Apr 2026 |
| 9924 | CREWS-KARNES CITY SA A | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9925 | CREWS-KC-SAL-MILLER SA A | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9926 | CRH UNIT AC | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9927 | CRICHTON | Webster Parish, LA | Oil & Gas Property | Dec 2024 |
| 9928 | CRICHTON HEIRS | Webster Parish, LA | Oil & Gas Property | Dec 2024 |
| 9929 | CRICK | Ness County, KS | Oil Property | Nov 2025 |
| 9930 | CRICK | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 9931 | CRICK-DA | Muhlenberg County, KY | Oil Property | Nov 2019 |
| 9932 | CRICKET | Harrison County, OH | Gas Property | Jun 2026 |
| 9933 | CRICKET | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 9934 | CRICKET | Dewitt County, TX | Oil & Gas Property | Jun 2026 |
| 9935 | CRICKET | Park County, WY | Oil & Gas Property | Jul 2026 |
| 9936 | CRICKET (STRAWN) UNIT | Haskell County, TX | Oil & Gas Property | Jun 2026 |
| 9937 | CRICKET C22-3 | Weld County, CO | Oil & Gas Property | Sep 2016 |
| 9938 | CRICKETS 26-36 | Borden County, TX | Oil & Gas Property | Jun 2026 |
| 9939 | CRIDER | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 9940 | CRIDER | Floyd County, KY | Gas Property | Dec 2024 |
| 9941 | CRIDER | Johnson County, TX | Oil & Gas Property | May 2026 |
| 9942 | CRIDER | Holmes County, OH | Oil & Gas Property | Dec 2025 |
| 9943 | CRIDER | Stephens County, TX | Oil & Gas Property | Jun 2026 |
| 9944 | CRIDER BILLY | Limestone County, TX | Gas Property | Jun 2026 |
| 9945 | CRIDER GAS UNIT | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 9946 | CRIER-MCELROY | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 9947 | CRIESS WA | Lincoln County, OK | Oil & Gas Property | Sep 2025 |
| 9948 | CRIGLER | Harper County, OK | Oil & Gas Property | May 2026 |
| 9949 | CRILOW | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 9950 | CRILOW | Holmes County, OH | Oil & Gas Property | Dec 2025 |
| 9951 | CRIM | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 9952 | CRIM | Coal County, OK | Oil & Gas Property | Dec 2021 |
| 9953 | CRIM | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 9954 | CRIM | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 9955 | CRIM | Wise County, TX | Oil & Gas Property | May 2026 |
| 9956 | CRIM | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 9957 | CRIM | Wise County, TX | Oil & Gas Property | Jan 1997 |
| 9958 | CRIM | Van Zandt County, TX | Oil & Gas Property | Jun 2026 |
| 9959 | CRIM LEON ESTATE | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 9960 | CRIM, S.W | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 9961 | CRIMALDI | Cambria County, PA | Gas Property | Dec 2025 |
| 9962 | CRIMMINS, C | Montcalm County, MI | Oil Property | Mar 2026 |
| 9963 | CRIMSON | Sublette County, WY | Oil & Gas Property | Jun 2026 |
| 9964 | CRIMSON ALLOCATION | Dimmit County, TX | Oil & Gas Property | Jun 2026 |
| 9965 | CRIMSON ALLOCATION | Dimmit County, TX | Oil & Gas Property | Jun 2026 |
| 9966 | CRIPPLE BEAR | Ellis County, OK | Oil & Gas Property | May 2026 |
| 9967 | CRIPPLE CREEK 35 34 FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 9968 | CRIPPLED HORSE | Andrews County, TX | Oil Property | Jun 2026 |
| 9969 | CRISAN | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 9970 | CRISLER | Butler County, KS | Oil Property | Apr 2026 |
| 9971 | CRISLIP | Guernsey County, OH | Oil & Gas Property | Dec 2016 |
| 9972 | CRISLIP ELMER | Doddridge County, WV | Oil Property | Nov 2021 |
| 9973 | CRISMON | Texas County, OK | Oil & Gas Property | May 2026 |
| 9974 | CRISP | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9975 | CRISP | Daviess County, KY | Oil Property | Dec 2004 |
| 9976 | CRISP A AC-CREWS A AC SA 1 | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9977 | CRISP A-CREWS A SA | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9978 | CRISP B AC-CREWS A AC SA | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9979 | CRISP B-CREWS A SA | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 9980 | CRISP EF | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 9981 | CRISP H UNIT 3H | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 9982 | CRISP RANCH | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 9983 | CRISP UNIT | Johnson County, TX | Oil & Gas Property | Jun 2026 |
| 9984 | CRISP,WILLARD E | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 9985 | CRISPELL REV. TRUST 27 | Neosho County, KS | Gas Property | Apr 2026 |
| 9986 | CRISPEN H | Mercer County, PA | Gas Property | Dec 2025 |
| 9987 | CRISS | Texas County, OK | Oil & Gas Property | Apr 2026 |
| 9988 | CRISSMAN | Ellis County, KS | Oil Property | Apr 2026 |
| 9989 | CRISSMAN | Russell County, KS | Oil Property | Apr 2026 |
| 9990 | CRISSUP | Grant County, OK | Oil & Gas Property | Jun 2026 |
| 9991 | CRISSUP | Alfalfa County, OK | Oil & Gas Property | May 2026 |
| 9992 | CRIST | Finney County, KS | Oil Property | Apr 2026 |
| 9993 | CRIST | Finney County, KS | Oil Property | Sep 2021 |
| 9994 | CRIST | Kearny County, KS | Oil Property | Apr 2026 |
| 9995 | CRISTA | Upton County, TX | Oil & Gas Property | Feb 2026 |
| 9996 | CRISWELL | Washington County, CO | Oil & Gas Property | Sep 2014 |
| 9997 | CRISWELL | Pontotoc County, OK | Oil Property | May 2026 |
| 9998 | CRISWELL | Eastland County, TX | Oil & Gas Property | Jun 2026 |
| 9999 | CRISWELL 08-14 | Conway County, AR | Gas Property | Jul 2024 |
| 10000 | CRITCHFIELD | Graham County, KS | Oil Property | May 1986 |