| 18601 | CALLENDER | Los Angeles County, CA | Oil & Gas Property | Jun 2025 |
| 18602 | CALLHAM | Gray County, TX | Gas Property | Jun 2026 |
| 18603 | CALLICOTT BROTHERS | Stephens County, TX | Oil & Gas Property | Jun 2026 |
| 18604 | CALLICRATE | Cheyenne County, KS | Oil Property | May 2026 |
| 18605 | CALLIE | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 18606 | CALLIHAN | Caldwell County, TX | Oil & Gas Property | May 2026 |
| 18607 | CALLIHAN | Caldwell County, TX | Oil & Gas Property | May 2026 |
| 18608 | CALLIOPE | Westmoreland County, PA | Gas Property | Jun 2026 |
| 18609 | CALLIS | Rice County, KS | Oil Property | Mar 2026 |
| 18610 | CALLISON | Major County, OK | Oil & Gas Property | Jul 2026 |
| 18611 | CALLISON | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 18612 | CALLISON | Ellis County, KS | Oil Property | May 2026 |
| 18613 | CALLISON | Woodward County, OK | Oil & Gas Property | Jun 2026 |
| 18614 | CALLISON | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 18615 | CALLISON | Glacier County, MT | Gas Property | Jun 2026 |
| 18616 | CALLISON | Marion County, TX | Oil & Gas Property | May 2026 |
| 18617 | CALLISTER GOV | Rio Blanco County, CO | Gas Property | Sep 2013 |
| 18618 | CALLISTO GAS UNIT | Nacogdoches County, TX | Gas Property | Jun 2026 |
| 18619 | CALLOMA | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 18620 | CALLON AGENT | Sabine Parish, LA | Oil & Gas Property | Dec 2024 |
| 18621 | CALLOW | Panola County, TX | Oil & Gas Property | Jun 2026 |
| 18622 | CALLOW | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 18623 | CALLOW FEDERAL | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 18624 | CALLOWAY | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 18625 | CALLOWAY | Stephens County, TX | Oil & Gas Property | Jun 2026 |
| 18626 | CALLY | Weld County, CO | Oil & Gas Property | Apr 2019 |
| 18627 | CALM BREEZE 2 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2026 |
| 18628 | CALMERS FEDERAL 6092 43-14T | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 18629 | CALMES | Stephens County, OK | Oil Property | Jun 2026 |
| 18630 | CALMES | Stephens County, OK | Oil & Gas Property | Sep 2024 |
| 18631 | CALMES 0 | Walker County, AL | Gas Property | Jun 2026 |
| 18632 | CALMITCH BRA | Bradford County, PA | Gas Property | Jun 2026 |
| 18633 | CALMON 30 STATE | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 18634 | CALMONT | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 18635 | CALMUS BIA | Blaine County, OK | Oil & Gas Property | Jun 2026 |
| 18636 | CALOR SECO 6 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 18637 | CALPLANS-POPPY RIDGE | Sacramento County, CA | Gas Property | Mar 1986 |
| 18638 | CALPLANS-TAYLOR SLOUGH | Contra Costa County, CA | Oil & Gas Property | Jun 1986 |
| 18639 | CALSO | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 18640 | CALSO 12-61H | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 18641 | CALTON A. D | Milam County, TX | Oil & Gas Property | Jun 2026 |
| 18642 | CALUMET | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 18643 | CALUMET | Canadian County, OK | Oil & Gas Property | Jul 2026 |
| 18644 | CALVARY | Weld County, CO | Oil & Gas Property | May 2026 |
| 18645 | CALVARY FARMS | Weld County, CO | Oil & Gas Property | May 2026 |
| 18646 | CALVERLEY | Glasscock County, TX | Oil & Gas Property | Jun 2026 |
| 18647 | CALVERLEY | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 18648 | CALVERLEY | Glasscock County, TX | Oil & Gas Property | Jun 2026 |
| 18649 | CALVERLEY-MCDANIELS 2 | Glasscock County, TX | Oil & Gas Property | Jun 2026 |
| 18650 | CALVERLY | Glasscock County, TX | Oil & Gas Property | Feb 2017 |
| 18651 | CALVERLY | Glasscock County, TX | Oil & Gas Property | Jun 2026 |
| 18652 | CALVERT | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 18653 | CALVERT | Cleveland County, OK | Oil Property | May 2023 |
| 18654 | CALVERT | Frio County, TX | Oil & Gas Property | Jun 2026 |
| 18655 | CALVERT | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 18656 | CALVERT | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 18657 | CALVERT | Concordia Parish, LA | Oil & Gas Property | Jun 2023 |
| 18658 | CALVERT | Terrebonne Parish, LA | Oil & Gas Property | Sep 2018 |
| 18659 | CALVERT | McClain County, OK | Oil & Gas Property | Jun 2026 |
| 18660 | CALVERT | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 18661 | CALVERT | Texas County, OK | Gas Property | Jun 2026 |
| 18662 | CALVERT 1-2 | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 18663 | CALVERT RANCH FRO | Frio County, TX | Oil & Gas Property | Jun 2026 |
| 18664 | CALVERT, A | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 18665 | CALVERT, WALTON E | Hopkins County, KY | Oil & Gas Property | Dec 2007 |
| 18666 | CALVIN | Burleson County, TX | Oil & Gas Property | May 2026 |
| 18667 | CALVIN | Richland County, MT | Oil & Gas Property | Jun 2026 |
| 18668 | CALVIN | Beckham County, OK | Oil & Gas Property | Nov 2024 |
| 18669 | CALVIN | Mahoning County, OH | Oil & Gas Property | Dec 2025 |
| 18670 | CALVIN | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 18671 | CALVIN | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 18672 | CALVIN | Archer County, TX | Oil & Gas Property | May 2025 |
| 18673 | CALVIN | Jack County, TX | Oil & Gas Property | Oct 2025 |
| 18674 | CALVIN | Chautauqua County, KS | Oil & Gas Property | Nov 2025 |
| 18675 | CALVIN 1 | Lane County, KS | Oil Property | May 2026 |
| 18676 | CALVIN 11-21H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 18677 | CALVIN 2-13H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 18678 | CALVIN 8-16-9 | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 18679 | CALVIN CORP 5 | Perry County, KY | Oil & Gas Property | Dec 2024 |
| 18680 | CALVIN I NIEMEYER | Erie County, PA | Gas Property | Dec 2019 |
| 18681 | CALVIN JR | Lee County, TX | Oil & Gas Property | Dec 2025 |
| 18682 | CALVIN LAWSON | Norton County, KS | Oil Property | May 2026 |
| 18683 | CALVIN RO | Jefferson County, PA | Oil & Gas Property | Dec 2025 |
| 18684 | CALVIN S 1307 | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 18685 | CALVIN SHAFFER | Jefferson County, PA | Gas Property | Dec 2025 |
| 18686 | CALVIN SMITH HEIRS | Westmoreland County, PA | Gas Property | Dec 2025 |
| 18687 | CALVIN-FACHORN UNIT | Burleson County, TX | Oil & Gas Property | May 2026 |
| 18688 | CALVIN-STARNES UNIT | Cochran County, TX | Oil & Gas Property | Mar 2026 |
| 18689 | CALVIRD A | Sherman County, TX | Gas Property | May 2026 |
| 18690 | CALYPSO 1-3H | Woods County, OK | Oil & Gas Property | Jun 2026 |
| 18691 | CALYPSO 29 | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 18692 | CALYPSO A | Lavaca County, TX | Oil & Gas Property | Jun 2026 |
| 18693 | CALZONE FEDERAL COM | Lea County, NM | Oil & Gas Property | Jul 2026 |
| 18694 | CAMAC | Allen County, KS | Oil Property | Apr 2026 |
| 18695 | CAMACHO 25 26 STATE COM | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 18696 | CAMACHO-WALTON | Coshocton County, OH | Oil & Gas Property | Dec 2007 |
| 18697 | CAMACK FEDERAL | Chaves County, NM | Gas Property | Jun 2026 |
| 18698 | CAMALI | Summit County, OH | Oil & Gas Property | Dec 1993 |
| 18699 | CAMALOT | Marshall County, OK | Oil Property | Jun 2026 |
| 18700 | CAMAR SW (STRAWN) UNIT | Schleicher County, TX | Oil & Gas Property | May 2026 |