| 10701 | CUERNO | Lea County, NM | Oil & Gas Property | May 2025 |
| 10702 | CUERVO FEDERAL | Lea County, NM | Oil & Gas Property | May 2025 |
| 10703 | CUFFMAN | Denton County, TX | Oil & Gas Property | May 2025 |
| 10704 | CUGNINI A | La Plata County, CO | Gas Property | May 2025 |
| 10705 | CUL-RAY | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 10706 | CULBERSON | Brown County, TX | Oil & Gas Property | Apr 2025 |
| 10707 | CULBERSON | Culberson County, TX | Oil & Gas Property | May 2025 |
| 10708 | CULBERSON-HUGHES UNIT | Karnes County, TX | Oil & Gas Property | May 2025 |
| 10709 | CULBERSON-PATTESON UNIT | Karnes County, TX | Oil & Gas Property | May 2025 |
| 10710 | CULBERT | Ventura County, CA | Oil & Gas Property | Jun 2025 |
| 10711 | CULBERTSON | Clarion County, PA | Oil & Gas Property | Dec 2020 |
| 10712 | CULBERTSON | Carson County, TX | Gas Property | May 2025 |
| 10713 | CULBERTSON | Hitchcock County, NE | Oil Property | Dec 2024 |
| 10714 | CULBERTSON | Terrell County, TX | Oil & Gas Property | May 2025 |
| 10715 | CULBERTSON | Bienville Parish, LA | Oil & Gas Property | Dec 2024 |
| 10716 | CULBERTSON | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 10717 | CULBERTSON | Armstrong County, PA | Gas Property | Dec 2024 |
| 10718 | CULBERTSON | Jones County, TX | Oil & Gas Property | Sep 2023 |
| 10719 | CULBREATH | Weld County, CO | Oil & Gas Property | Mar 2017 |
| 10720 | CULBREATH, BOB | Warren County, KY | Oil & Gas Property | Dec 2023 |
| 10721 | CULEBRA | Garvin County, OK | Oil & Gas Property | Apr 2025 |
| 10722 | CULEBRA BLV FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 10723 | CULHANE | La Plata County, CO | Gas Property | Jun 2025 |
| 10724 | CULLAR UNIT | Grayson County, TX | Oil & Gas Property | May 2025 |
| 10725 | CULLEN | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 10726 | CULLEN | Andrews County, TX | Oil & Gas Property | May 2025 |
| 10727 | CULLEN | Harrison County, TX | Oil & Gas Property | May 2025 |
| 10728 | CULLEN | Alfalfa County, OK | Oil & Gas Property | May 2025 |
| 10729 | CULLEN | Okmulgee County, OK | Gas Property | Nov 2014 |
| 10730 | CULLEN | Colorado County, TX | Oil & Gas Property | May 2025 |
| 10731 | CULLEN | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 10732 | CULLEN L | Washington County, OH | Gas Property | Dec 2024 |
| 10733 | CULLEN UNIT A | Live Oak County, TX | Oil & Gas Property | May 2025 |
| 10734 | CULLEN-H | Colorado County, TX | Oil & Gas Property | May 2025 |
| 10735 | CULLER | Gray County, TX | Oil & Gas Property | May 2025 |
| 10736 | CULLER I | Ashland County, OH | Oil Property | Dec 2024 |
| 10737 | CULLERS | Young County, TX | Oil & Gas Property | Feb 2005 |
| 10738 | CULLERS J. EDGAR GAS UNIT | Rusk County, TX | Oil & Gas Property | May 2025 |
| 10739 | CULLEY | Seminole County, OK | Oil Property | Nov 2019 |
| 10740 | CULLEY | Graham County, KS | Oil Property | Apr 2025 |
| 10741 | CULLI | Bee County, TX | Oil & Gas Property | Mar 2019 |
| 10742 | CULLINAN FEE | Caddo Parish, LA | Oil & Gas Property | Jan 2025 |
| 10743 | CULLINS FEDERAL | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 10744 | CULLISON | Johnson County, TX | Gas Property | Dec 2023 |
| 10745 | CULLISON | Stevens County, KS | Oil & Gas Property | Apr 2025 |
| 10746 | CULLISON | Licking County, OH | Oil & Gas Property | Dec 2024 |
| 10747 | CULLISON | Licking County, OH | Oil & Gas Property | Dec 2010 |
| 10748 | CULLISON | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 10749 | CULLISON 2 | Stevens County, KS | Oil Property | Dec 2019 |
| 10750 | CULLUM | Wichita County, TX | Oil Property | Apr 2025 |
| 10751 | CULLUM | Gray County, TX | Oil & Gas Property | May 2025 |
| 10752 | CULLUM | Wichita County, TX | Oil & Gas Property | Mar 2010 |
| 10753 | CULLUM | Wheeler County, TX | Oil & Gas Property | May 2025 |
| 10754 | CULLUM | Freestone County, TX | Oil & Gas Property | May 2025 |
| 10755 | CULLY | Seminole County, OK | Oil & Gas Property | Apr 2025 |
| 10756 | CULLY | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 10757 | CULLY | Sumner County, KS | Oil Property | Apr 2025 |
| 10758 | CULP | Noble County, OK | Oil & Gas Property | Oct 2016 |
| 10759 | CULP | Caddo County, OK | Oil & Gas Property | Apr 2025 |
| 10760 | CULP | Chautauqua County, KS | Oil & Gas Property | Nov 2024 |
| 10761 | CULP DRAW | Johnson County, WY | Oil & Gas Property | Jan 2014 |
| 10762 | CULP DRAW | Johnson County, WY | Oil & Gas Property | Jun 2025 |
| 10763 | CULP WILLIAM E | Cooke County, TX | Oil & Gas Property | May 2025 |
| 10764 | CULPEPPER | Bienville Parish, LA | Gas Property | Dec 2024 |
| 10765 | CULPEPPER | Gregg County, TX | Oil & Gas Property | May 2025 |
| 10766 | CULPEPPER | Escambia County, AL | Oil & Gas Property | Apr 1992 |
| 10767 | CULPEPPER | Ouachita Parish, LA | Gas Property | Dec 2024 |
| 10768 | CULPEPPER | Webb County, TX | Oil & Gas Property | May 2025 |
| 10769 | CULPEPPER | Frio County, TX | Oil & Gas Property | Apr 2025 |
| 10770 | CULPEPPER | Milam County, TX | Oil & Gas Property | May 2025 |
| 10771 | CULPEPPER | Gonzales County, TX | Oil & Gas Property | May 2025 |
| 10772 | CULPEPPER MARTIN | San Juan County, NM | Oil & Gas Property | May 2025 |
| 10773 | CULPEPPER UNIT A | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 10774 | CULPEPPER, RUSS & OLIVE | Kanawha County, WV | Oil & Gas Property | Dec 2021 |
| 10775 | CULTON ELVIS | Johnson County, TX | Gas Property | May 2025 |
| 10776 | CULTON, GOLDEN & ANDERSON | Clay County, KY | Oil & Gas Property | Dec 2023 |
| 10777 | CULVER | Gregg County, TX | Oil & Gas Property | May 2025 |
| 10778 | CULVER | Boulder County, CO | Oil & Gas Property | Oct 2023 |
| 10779 | CULVER | Union County, KY | Oil Property | Dec 2023 |
| 10780 | CULVER | Harper County, KS | Oil & Gas Property | Apr 2025 |
| 10781 | CULVER | Woodson County, KS | Oil Property | Feb 2025 |
| 10782 | CULVER D | Throckmorton County, TX | Oil & Gas Property | Feb 2023 |
| 10783 | CULVER OIL & MINERALS | Union County, KY | Oil Property | Dec 2022 |
| 10784 | CULVER, G.W | Gregg County, TX | Oil & Gas Property | May 2025 |
| 10785 | CULVERIN 1-32H | Richland County, MT | Oil & Gas Property | May 2025 |
| 10786 | CULVERWELL | Moffat County, CO | Gas Property | Dec 2008 |
| 10787 | CULWELL | Cheyenne County, KS | Gas Property | Apr 2025 |
| 10788 | CULWELL | Cheyenne County, KS | Oil Property | Apr 2025 |
| 10789 | CULWELL | Cheyenne County, KS | Oil Property | Apr 2025 |
| 10790 | CULWIN 35 FEDERAL | Eddy County, NM | Oil & Gas Property | Apr 2025 |
| 10791 | CULWIN QUEEN UNIT | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 10792 | CUMBERLAND | Greene County, PA | Gas Property | Dec 2024 |
| 10793 | CUMBERLAND | Midland County, TX | Oil & Gas Property | May 2025 |
| 10794 | CUMBERLAND 1-8H10 | Marshall County, OK | Oil & Gas Property | Apr 2025 |
| 10795 | CUMBERLAND COLLEGE | Whitley County, KY | Oil & Gas Property | Aug 2022 |
| 10796 | CUMBERLAND MINERAL | Whitley County, KY | Gas Property | Dec 2022 |
| 10797 | CUMBERLAND RANCH | Midland County, TX | Oil & Gas Property | May 2025 |
| 10798 | CUMBERLAND TIMBER CO LLC | Whitley County, KY | Gas Property | Oct 2022 |
| 10799 | CUMBERLEDGE | Tyler County, WV | Gas Property | Dec 2021 |
| 10800 | CUMBERLEDGE, W. A CARTER | Harrison County, WV | Oil & Gas Property | Dec 2021 |