| 10001 | CROCKER FEE | Ventura County, CA | Oil Property | Feb 1994 |
| 10002 | CROCKER P. P. G.U. #1 | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 10003 | CROCKETT | Kiowa County, KS | Oil & Gas Property | May 2026 |
| 10004 | CROCKETT | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 10005 | CROCKETT | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 10006 | CROCKETT | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 10007 | CROCKETT | San Juan County, NM | Gas Property | Apr 2025 |
| 10008 | CROCKETT | Nowata County, OK | Gas Property | Feb 2016 |
| 10009 | CROCKETT | Payne County, OK | Oil & Gas Property | Aug 2024 |
| 10010 | CROCKETT | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 10011 | CROCKETT | Logan County, OK | Oil & Gas Property | Apr 2019 |
| 10012 | CROCKETT | Franklin County, AR | Gas Property | Feb 2021 |
| 10013 | CROCKETT | Harrison County, TX | Oil & Gas Property | Jul 2024 |
| 10014 | CROCKETT | Denton County, TX | Oil & Gas Property | Jun 2026 |
| 10015 | CROCKETT | Callahan County, TX | Oil & Gas Property | Jun 2026 |
| 10016 | CROCKETT 1H | Shelby County, TX | Oil & Gas Property | Jun 2026 |
| 10017 | CROCKETT 25 | San Juan County, NM | Oil & Gas Property | Apr 2026 |
| 10018 | CROCKETT 311 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 10019 | CROCKETT DAVY | Houston County, TX | Oil & Gas Property | Jun 2026 |
| 10020 | CROCKETT FEDERAL 1TFH | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 10021 | CROCKETT REESE STATE | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 10022 | CROCKETT STATE | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 10023 | CROCKETT UNIT | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 10024 | CROCKETT, C | Kanawha County, WV | Gas Property | Dec 2021 |
| 10025 | CROCUBOT FEDERAL 26 | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 10026 | CROFF | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 10027 | CROFFOOT | Rooks County, KS | Oil Property | May 2026 |
| 10028 | CROFFORD J. F | Wood County, TX | Oil & Gas Property | Jun 2026 |
| 10029 | CROFT | Carbon County, MT | Oil & Gas Property | Aug 1988 |
| 10030 | CROFT FARMS | Harper County, KS | Oil & Gas Property | May 2026 |
| 10031 | CROFT M.V | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 10032 | CROFT, C. A | Boone County, WV | Gas Property | Dec 2021 |
| 10033 | CROFTCHECK | Fayette County, PA | Gas Property | Dec 2025 |
| 10034 | CROFTCHECK 1 | Fayette County, PA | Gas Property | Dec 2025 |
| 10035 | CROFTON | Kern County, CA | Oil Property | Aug 2022 |
| 10036 | CROISSANT | Weld County, CO | Oil & Gas Property | Feb 2023 |
| 10037 | CROISSANT | Weld County, CO | Oil & Gas Property | Feb 2014 |
| 10038 | CROISSANT | Weld County, CO | Oil & Gas Property | Oct 2018 |
| 10039 | CROKA | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 10040 | CROLEY | Whitley County, KY | Gas Property | Mar 2024 |
| 10041 | CROLEY | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 10042 | CROLEY, T F | Whitley County, KY | Oil & Gas Property | Dec 2024 |
| 10043 | CROMB | Trego County, KS | Oil Property | Apr 2025 |
| 10044 | CROMER | Marion County, TX | Oil & Gas Property | Jun 2026 |
| 10045 | CROMER | Bourbon County, KS | Oil & Gas Property | Jul 2009 |
| 10046 | CROMER | Pratt County, KS | Oil & Gas Property | Mar 2026 |
| 10047 | CROMER | Grant County, KS | Gas Property | May 2026 |
| 10048 | CROMIKA 34-10-5 | Harrison County, OH | Oil & Gas Property | Jun 2026 |
| 10049 | CROMWELL | Major County, OK | Oil & Gas Property | Sep 2023 |
| 10050 | CROMWELL | Garfield County, OK | Oil & Gas Property | Jun 2026 |
| 10051 | CROMWELL | Alfalfa County, OK | Oil & Gas Property | May 2021 |
| 10052 | CROMWELL | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 10053 | CRONE | Columbia County, AR | Oil & Gas Property | Feb 2026 |
| 10054 | CRONE | Morgan County, CO | Oil & Gas Property | May 2021 |
| 10055 | CRONIN | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 10056 | CRONIN | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 10057 | CRONIN 1 | Noble County, OK | Oil & Gas Property | Jun 2026 |
| 10058 | CRONIN UNIT 524 | Wood County, TX | Oil & Gas Property | Jun 2026 |
| 10059 | CRONIN, RICHARD | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 10060 | CRONK 1 | Washington County, CO | Oil Property | Mar 2026 |
| 10061 | CRONKITE | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 10062 | CRONN 18 | Graham County, KS | Oil Property | May 2026 |
| 10063 | CROOCH | Okmulgee County, OK | Oil Property | Sep 2014 |
| 10064 | CROOCH | Muskogee County, OK | Oil & Gas Property | Dec 2018 |
| 10065 | CROOCH | Grant County, OK | Oil & Gas Property | Jun 2026 |
| 10066 | CROOK | Kingfisher County, OK | Oil & Gas Property | Apr 2024 |
| 10067 | CROOK | Okmulgee County, OK | Oil Property | Mar 2001 |
| 10068 | CROOK | Burleson County, TX | Oil & Gas Property | May 2026 |
| 10069 | CROOK | Leavenworth County, KS | Oil Property | Sep 2021 |
| 10070 | CROOKED CREEK | Haskell County, OK | Gas Property | Jun 2026 |
| 10071 | CROOKED CREEK | Meade County, KS | Oil & Gas Property | May 2026 |
| 10072 | CROOKED CREEK | Eddy County, NM | Gas Property | Jun 2026 |
| 10073 | CROOKED CREEK CLEVELAND UNIT | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 10074 | CROOKED L | Meade County, KS | Oil & Gas Property | May 2026 |
| 10075 | CROOKED NOSE 15-12N-8W | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 10076 | CROOKED PINE 22 15-12N-8W | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 10077 | CROOKED POLE | Blaine County, OK | Oil & Gas Property | Oct 2018 |
| 10078 | CROOKED STICK | Garza County, TX | Oil & Gas Property | Jun 2026 |
| 10079 | CROOKED STICK | Lincoln County, OK | Oil & Gas Property | Jul 2026 |
| 10080 | CROOKER | Matagorda County, TX | Oil & Gas Property | Nov 2021 |
| 10081 | CROOKS | Harper County, OK | Oil & Gas Property | Aug 2018 |
| 10082 | CROOKS | Hansford County, TX | Oil & Gas Property | Jun 2026 |
| 10083 | CROOKS | Renville County, ND | Oil & Gas Property | Aug 2020 |
| 10084 | CROOKS | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 10085 | CROOKS | Henderson County, KY | Oil Property | Dec 2023 |
| 10086 | CROOKS 44-23H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 10087 | CROOKS GAP | Fremont County, WY | Oil & Gas Property | Jun 2026 |
| 10088 | CROOKS, MALCO | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 10089 | CROOM 1-33H | Grady County, OK | Oil & Gas Property | Jun 2026 |
| 10090 | CROPP | Barton County, KS | Oil Property | May 2026 |
| 10091 | CROPP | Woods County, OK | Oil & Gas Property | Jun 2026 |
| 10092 | CROPPER | Wichita County, TX | Oil & Gas Property | Jun 2026 |
| 10093 | CROQUET FED | Uintah County, UT | Oil & Gas Property | Jun 2026 |
| 10094 | CROSBIE | Stephens County, OK | Oil & Gas Property | Jul 2026 |
| 10095 | CROSBIE, T.S | Liberty County, TX | Oil & Gas Property | May 2026 |
| 10096 | CROSBY | Vernon Parish, LA | Oil & Gas Property | Dec 2016 |
| 10097 | CROSBY | Stephens County, OK | Oil Property | Jul 2026 |
| 10098 | CROSBY | Beauregard Parish, LA | Oil & Gas Property | Nov 2024 |
| 10099 | CROSBY | Jefferson County, PA | Oil & Gas Property | Dec 2025 |
| 10100 | CROSBY | Lea County, NM | Oil & Gas Property | Sep 2009 |