| 18701 | CALHOUN | Lincoln Parish, LA | Oil & Gas Property | Dec 2024 |
| 18702 | CALHOUN 1 | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 18703 | CALHOUN F. D | Grimes County, TX | Oil & Gas Property | May 2025 |
| 18704 | CALHOUN FARMS | Victoria County, TX | Oil & Gas Property | Jul 2017 |
| 18705 | CALHOUN UNIT | Montague County, TX | Oil & Gas Property | May 2025 |
| 18706 | CALHOUN, JACKSON & BETTY CALHOUN | Doddridge County, WV | Oil & Gas Property | Jul 2021 |
| 18707 | CALHOUN-PETTY | Natchitoches Parish, LA | Oil Property | Jan 2025 |
| 18708 | CALI ROLL 24 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2025 |
| 18709 | CALIARI BEL | Clearfield County, PA | Gas Property | Dec 2024 |
| 18710 | CALIBAN | Lavaca County, TX | Oil & Gas Property | May 2025 |
| 18711 | CALICO 148-93-31D-30H | Dunn County, ND | Oil & Gas Property | May 2025 |
| 18712 | CALICO JACK | Marshall County, OK | Oil & Gas Property | Apr 2025 |
| 18713 | CALICO JACK 2312 1UOHX-27-22 | Major County, OK | Oil & Gas Property | Apr 2025 |
| 18714 | CALICUTT | Smith County, TX | Oil & Gas Property | Apr 2025 |
| 18715 | CALIDON | Kern County, CA | Oil & Gas Property | Jun 2025 |
| 18716 | CALIENTE 1-9H | Williams County, ND | Oil & Gas Property | May 2025 |
| 18717 | CALIF. CENTRAL | Fresno County, CA | Oil & Gas Property | Jun 2025 |
| 18718 | CALIFORNIA | Weld County, CO | Oil & Gas Property | May 2025 |
| 18719 | CALIFORNIA | Fresno County, CA | Oil Property | Oct 1996 |
| 18720 | CALIFORNIA | Kern County, CA | Oil & Gas Property | Jun 2025 |
| 18721 | CALIFORNIA | Santa Barbara County, CA | Oil & Gas Property | Dec 2008 |
| 18722 | CALIFORNIA 29 FEE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 18723 | CALIFORNIA CHROME 27 | Reeves County, TX | Oil & Gas Property | May 2025 |
| 18724 | CALIFORNIA CHROME 39 STATE UNIT | Culberson County, TX | Oil & Gas Property | May 2025 |
| 18725 | CALIFORNIA CHROME UNIT | Ward County, TX | Oil & Gas Property | May 2025 |
| 18726 | CALIFORNIA COALINGA | Fresno County, CA | Oil Property | Apr 2025 |
| 18727 | CALIFORNIA COAST | Santa Barbara County, CA | Oil & Gas Property | Jun 2025 |
| 18728 | CALIFORNIA LANDS | Kern County, CA | Oil & Gas Property | May 2025 |
| 18729 | CALIFORNIA LANDS, INC | Fresno County, CA | Oil & Gas Property | Oct 2011 |
| 18730 | CALIFORNIA STANDARD | Kern County, CA | Oil Property | May 2024 |
| 18731 | CALIHAN | Finney County, KS | Gas Property | Apr 2025 |
| 18732 | CALINE | Grady County, OK | Oil & Gas Property | Apr 2025 |
| 18733 | CALION LUMBER | Union County, AR | Oil Property | Sep 2023 |
| 18734 | CALISTOGA 18-7-161-92H | Burke County, ND | Oil & Gas Property | May 2025 |
| 18735 | CALK E. W | Bexar County, TX | Oil & Gas Property | May 2025 |
| 18736 | CALKIN | Kingman County, KS | Oil & Gas Property | Apr 2025 |
| 18737 | CALKIN | Kingman County, KS | Gas Property | Sep 2023 |
| 18738 | CALKINS | Dewey County, OK | Oil & Gas Property | Apr 2019 |
| 18739 | CALKINS | Los Angeles County, CA | Gas Property | Nov 1984 |
| 18740 | CALKINS-FRAZEE | Dewey County, OK | Oil & Gas Property | Apr 2025 |
| 18741 | CALL | Fresno County, CA | Oil & Gas Property | Jun 2025 |
| 18742 | CALLA MAE | Coke County, TX | Oil & Gas Property | Apr 2025 |
| 18743 | CALLAGHAN JOHN C | Denton County, TX | Gas Property | May 2025 |
| 18744 | CALLAHAN | Barton County, KS | Gas Property | Apr 2025 |
| 18745 | CALLAHAN | Bryan County, OK | Oil & Gas Property | Apr 2025 |
| 18746 | CALLAHAN | Martin County, TX | Oil & Gas Property | May 2025 |
| 18747 | CALLAHAN | Perry County, KY | Oil & Gas Property | Dec 2023 |
| 18748 | CALLAHAN 'A' | Morton County, KS | Oil & Gas Property | Apr 2025 |
| 18749 | CALLAHAN 54-2-17 UNIT 1H | Loving County, TX | Oil & Gas Property | May 2025 |
| 18750 | CALLARMAN | Wilson County, KS | Gas Property | Apr 2025 |
| 18751 | CALLARMAN | Wilson County, KS | Gas Property | Apr 2025 |
| 18752 | CALLAS | Cuyahoga County, OH | Oil & Gas Property | Dec 2024 |
| 18753 | CALLAWAY | Stephens County, OK | Oil & Gas Property | Apr 2025 |
| 18754 | CALLAWAY | Hughes County, OK | Oil Property | Apr 2025 |
| 18755 | CALLAWAY | Brown County, TX | Oil & Gas Property | Apr 2025 |
| 18756 | CALLAWAY | Scurry County, TX | Oil & Gas Property | May 2025 |
| 18757 | CALLAWAY | Sedgwick County, KS | Oil Property | Apr 2025 |
| 18758 | CALLAWAY | Johnson County, TX | Oil & Gas Property | May 2025 |
| 18759 | CALLAWAY | Stephens County, OK | Oil & Gas Property | Apr 2025 |
| 18760 | CALLAWAY | Stephens County, OK | Oil & Gas Property | Apr 2025 |
| 18761 | CALLAWAY | Stephens County, TX | Oil & Gas Property | May 2025 |
| 18762 | CALLAWAY FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 18763 | CALLAWAY GAS UNIT | Robertson County, TX | Oil & Gas Property | May 2025 |
| 18764 | CALLAWAY GIB | Stonewall County, TX | Oil & Gas Property | May 2025 |
| 18765 | CALLAWAY P. S. GU | Denton County, TX | Oil & Gas Property | May 2025 |
| 18766 | CALLEN | Armstrong County, PA | Gas Property | May 2025 |
| 18767 | CALLENDER | Los Angeles County, CA | Oil & Gas Property | Jun 2025 |
| 18768 | CALLHAM | Gray County, TX | Gas Property | May 2025 |
| 18769 | CALLICOTT BROTHERS | Stephens County, TX | Oil & Gas Property | Dec 2023 |
| 18770 | CALLICRATE | Cheyenne County, KS | Oil Property | Apr 2025 |
| 18771 | CALLIE | Dewey County, OK | Oil & Gas Property | Apr 2025 |
| 18772 | CALLIHAN | Caldwell County, TX | Oil & Gas Property | May 2025 |
| 18773 | CALLIHAN | Caldwell County, TX | Oil & Gas Property | May 2025 |
| 18774 | CALLING THUNDER 1-26H | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 18775 | CALLIOPE | Westmoreland County, PA | Gas Property | May 2025 |
| 18776 | CALLIS | Rice County, KS | Oil Property | Apr 2025 |
| 18777 | CALLISON | Major County, OK | Oil & Gas Property | Apr 2025 |
| 18778 | CALLISON | Montague County, TX | Oil & Gas Property | May 2025 |
| 18779 | CALLISON | Ellis County, KS | Oil Property | Apr 2025 |
| 18780 | CALLISON | Woodward County, OK | Oil & Gas Property | Apr 2025 |
| 18781 | CALLISON | Harrison County, TX | Oil & Gas Property | May 2025 |
| 18782 | CALLISON | Glacier County, MT | Gas Property | May 2025 |
| 18783 | CALLISON | Marion County, TX | Oil & Gas Property | Oct 2024 |
| 18784 | CALLISON 34-9 29-2 | La Plata County, CO | Gas Property | May 2025 |
| 18785 | CALLISON-SINCLAIR-JOIE 1H | Harrison County, TX | Oil & Gas Property | May 2025 |
| 18786 | CALLISTER GOV | Rio Blanco County, CO | Gas Property | Sep 2013 |
| 18787 | CALLISTO GAS UNIT | Nacogdoches County, TX | Gas Property | May 2025 |
| 18788 | CALLOMA | Kern County, CA | Oil & Gas Property | May 2025 |
| 18789 | CALLON AGENT | Sabine Parish, LA | Oil & Gas Property | Dec 2024 |
| 18790 | CALLOW | Panola County, TX | Oil & Gas Property | May 2025 |
| 18791 | CALLOW | San Juan County, NM | Oil & Gas Property | May 2025 |
| 18792 | CALLOW FEDERAL | San Juan County, NM | Oil & Gas Property | Feb 2025 |
| 18793 | CALLOW-BEASLEY-ROGERS-ASHTON 1H | Panola County, TX | Oil & Gas Property | May 2025 |
| 18794 | CALLOWAY | San Juan County, NM | Oil & Gas Property | May 2025 |
| 18795 | CALLOWAY | Stephens County, TX | Oil & Gas Property | May 2025 |
| 18796 | CALLY | Weld County, CO | Oil & Gas Property | Apr 2019 |
| 18797 | CALM BREEZE 2 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 18798 | CALMERS FEDERAL 6092 43-14T | Burke County, ND | Oil & Gas Property | May 2025 |
| 18799 | CALMES | Stephens County, OK | Oil & Gas Property | Sep 2024 |
| 18800 | CALMES 0 | Walker County, AL | Gas Property | May 2025 |