| 10001 | CRUISE | Lipscomb County, TX | Oil & Gas Property | Jan 2024 |
| 10002 | CRUISER | Mountrail County, ND | Oil & Gas Property | Feb 2024 |
| 10003 | CRUM | King County, TX | Oil & Gas Property | Dec 2023 |
| 10004 | CRUM | Jack County, TX | Oil & Gas Property | Jan 2024 |
| 10005 | CRUM | Winkler County, TX | Oil & Gas Property | Jan 2024 |
| 10006 | CRUM | Ochiltree County, TX | Oil & Gas Property | Jan 2024 |
| 10007 | CRUM | Martin County, KY | Gas Property | Dec 2020 |
| 10008 | CRUM | Ochiltree County, TX | Oil & Gas Property | Jan 2024 |
| 10009 | CRUM NV55 | Washington County, PA | Gas Property | Feb 2024 |
| 10010 | CRUMLEY | Kingman County, KS | Oil & Gas Property | Nov 2021 |
| 10011 | CRUMP | Claiborne Parish, LA | Oil & Gas Property | Sep 2008 |
| 10012 | CRUMP | Stephens County, OK | Oil Property | Feb 2024 |
| 10013 | CRUMP | Clay County, TX | Oil & Gas Property | Nov 2022 |
| 10014 | CRUMP | Campbell County, WY | Gas Property | Aug 2010 |
| 10015 | CRUMP | Moore County, TX | Gas Property | Nov 2023 |
| 10016 | CRUMP | Montague County, TX | Oil & Gas Property | Jan 2024 |
| 10017 | CRUMP | Pawnee County, OK | Oil & Gas Property | Jul 2020 |
| 10018 | CRUMP | Garza County, TX | Oil & Gas Property | Nov 2023 |
| 10019 | CRUMP | Gaines County, TX | Oil & Gas Property | Jan 2024 |
| 10020 | CRUMP | Campbell County, WY | Gas Property | Oct 2017 |
| 10021 | CRUMP | Andrews County, TX | Oil & Gas Property | Sep 2023 |
| 10022 | CRUMP | Cooke County, TX | Oil & Gas Property | Jul 2022 |
| 10023 | CRUMP 424 | Yoakum County, TX | Oil Property | Jan 2024 |
| 10024 | CRUMP 48 | Crane County, TX | Oil & Gas Property | Jan 2024 |
| 10025 | CRUMP EST | Webster Parish, LA | Oil & Gas Property | Jul 2016 |
| 10026 | CRUMP FED | Campbell County, WY | Gas Property | Oct 2017 |
| 10027 | CRUMP GAS UNIT | Panola County, TX | Oil & Gas Property | Jan 2024 |
| 10028 | CRUMP W. E | Ward County, TX | Oil & Gas Property | Aug 2023 |
| 10029 | CRUMP, J. O | Throckmorton County, TX | Oil & Gas Property | Apr 2019 |
| 10030 | CRUMP, RAYMOND | Warren County, KY | Oil Property | Dec 2022 |
| 10031 | CRUMP-LUCAS UNIT | Montague County, TX | Oil & Gas Property | Jan 2024 |
| 10032 | CRUMPACKER | Carson County, TX | Oil & Gas Property | Apr 2016 |
| 10033 | CRUMPACKER | McPherson County, KS | Oil Property | Nov 2023 |
| 10034 | CRUMPACKER | Carson County, TX | Oil & Gas Property | Jul 2020 |
| 10035 | CRUMPLER | Columbia County, AR | Oil & Gas Property | Feb 2024 |
| 10036 | CRUMPTON S. R | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 10037 | CRUMPTON-WILLIAMS | Palo Pinto County, TX | Oil & Gas Property | Dec 2023 |
| 10038 | CRUNCH BERRY 6 FEDERAL COM | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 10039 | CRUSCH | Roosevelt County, MT | Oil & Gas Property | Nov 2014 |
| 10040 | CRUSCH | Roosevelt County, MT | Oil & Gas Property | Nov 2013 |
| 10041 | CRUSCH | Roosevelt County, MT | Oil & Gas Property | Feb 2024 |
| 10042 | CRUSE | Tyler County, TX | Oil & Gas Property | Jan 2024 |
| 10043 | CRUSE | Hardin County, TX | Oil & Gas Property | Jan 2024 |
| 10044 | CRUSE-LEHMANN UNIT | Fayette County, TX | Oil & Gas Property | Jan 2024 |
| 10045 | CRUSOE BKO FED | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 10046 | CRUTCHFIELD | Irion County, TX | Oil & Gas Property | Nov 2023 |
| 10047 | CRUTCHFIELD | Carson County, TX | Oil & Gas Property | Jan 2024 |
| 10048 | CRUTCHFIELD | Pittsburg County, OK | Gas Property | Jan 2024 |
| 10049 | CRUTCHFIELD, THOMAS CRUT | Braxton County, WV | Oil & Gas Property | Dec 2021 |
| 10050 | CRUTTENDEN | Tioga County, PA | Gas Property | Feb 2024 |
| 10051 | CRUZ | Union County, KY | Oil Property | Oct 2000 |
| 10052 | CRX YBAR | McMullen County, TX | Oil & Gas Property | Jan 2024 |
| 10053 | CRX YBAR | La Salle County, TX | Oil & Gas Property | Jan 2024 |
| 10054 | CRYE | Caddo Parish, LA | Oil Property | Jan 2024 |
| 10055 | CRYER JULIA B | Bee County, TX | Oil & Gas Property | Nov 2019 |
| 10056 | CRYPT 30 STATE | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 10057 | CRYSTAL | Upton County, TX | Oil & Gas Property | Jan 2024 |
| 10058 | CRYSTAL | Caddo Parish, LA | Oil & Gas Property | Jan 2024 |
| 10059 | CRYSTAL | Bradford County, PA | Gas Property | Feb 2024 |
| 10060 | CRYSTAL 14X-34 | McKenzie County, ND | Oil & Gas Property | Feb 2024 |
| 10061 | CRYSTAL 3-34 PA | Ellis County, OK | Oil & Gas Property | Jan 2024 |
| 10062 | CRYSTAL 6-65 22-10 | Elbert County, CO | Oil & Gas Property | Feb 2024 |
| 10063 | CRYSTAL BARNHAR | Canadian County, OK | Oil & Gas Property | Jan 2024 |
| 10064 | CRYSTAL FEE | Kern County, CA | Oil & Gas Property | Nov 2023 |
| 10065 | CRYSTAL MICHELLE 28 | Ellis County, OK | Oil & Gas Property | Jan 2024 |
| 10066 | CRYSTAL OIL | Caddo Parish, LA | Oil & Gas Property | Jan 2024 |
| 10067 | CRYSTAL OIL CO | Caddo Parish, LA | Oil Property | Jan 2024 |
| 10068 | CRYSTELLE WAGGONER | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 10069 | CRYTZER | Armstrong County, PA | Gas Property | Feb 2024 |
| 10070 | CS 4600 WX FU: USA | Franklin County, MS | Oil & Gas Property | Jan 2024 |
| 10071 | CS-BITTERSWEET | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 10072 | CS-KINKADE | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 10073 | CS-LONGMEADOW | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 10074 | CS-SCOTT | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 10075 | CS-SHERWOOD | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 10076 | CSF 1 | Garfield County, CO | Oil & Gas Property | Feb 2024 |
| 10077 | CSF 2 | Garfield County, CO | Oil & Gas Property | Feb 2024 |
| 10078 | CSF 3 | Garfield County, CO | Oil & Gas Property | Feb 2024 |
| 10079 | CSF 4 | Garfield County, CO | Oil & Gas Property | Feb 2024 |
| 10080 | CSFED 1 | Sweetwater County, WY | Oil & Gas Property | Feb 2024 |
| 10081 | CSPC | Guernsey County, OH | Oil & Gas Property | Dec 2023 |
| 10082 | CST UNIT | Gonzales County, TX | Oil & Gas Property | Jan 2024 |
| 10083 | CSTSU | Rosebud County, MT | Oil Property | Dec 2023 |
| 10084 | CT 35 | Upton County, TX | Oil & Gas Property | Jan 2024 |
| 10085 | CT 39 | Upton County, TX | Oil & Gas Property | Jan 2024 |
| 10086 | CTA STATE COM | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 10087 | CTC UNIT | Stephens County, TX | Oil & Gas Property | Jan 2024 |
| 10088 | CTF 32-13-4 | Carroll County, OH | Oil & Gas Property | Dec 2023 |
| 10089 | CTL OBRIEN ET AL | Dawson County, TX | Oil & Gas Property | Jan 2024 |
| 10090 | CTLC 2 | Lee County, FL | Oil & Gas Property | May 2018 |
| 10091 | CTU-FEE | Weston County, WY | Oil & Gas Property | Aug 1997 |
| 10092 | CU DOWNS FED | Converse County, WY | Oil & Gas Property | Feb 2024 |
| 10093 | CU DOWNS FED 28 | Converse County, WY | Oil & Gas Property | Feb 2024 |
| 10094 | CU DOWNS FED 3 | Converse County, WY | Oil & Gas Property | Feb 2024 |
| 10095 | CU REPP FED 09-213769-1XTPH | Converse County, WY | Oil & Gas Property | Feb 2024 |
| 10096 | CUADRILLA | Grady County, OK | Oil & Gas Property | Jan 2024 |
| 10097 | CUADRITO AZO FEDERAL | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 10098 | CUATRO HIJOS FEE | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 10099 | CUB 56-2-33 1H | Reeves County, TX | Oil & Gas Property | Jan 2024 |
| 10100 | CUB CREEK COAL CO. A | Wyoming County, WV | Gas Property | Dec 2021 |