| 18401 | CALDWELL | Union Parish, LA | Oil & Gas Property | Aug 2021 |
| 18402 | CALDWELL | Sheridan County, KS | Oil Property | Apr 2007 |
| 18403 | CALDWELL | Boulder County, CO | Oil & Gas Property | Feb 2025 |
| 18404 | CALDWELL | Reeves County, TX | Oil & Gas Property | Dec 2022 |
| 18405 | CALDWELL | Anderson County, KS | Oil Property | Sep 2024 |
| 18406 | CALDWELL | Stephens County, TX | Oil & Gas Property | Jan 2025 |
| 18407 | CALDWELL | Grady County, OK | Oil & Gas Property | Feb 2025 |
| 18408 | CALDWELL | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 18409 | CALDWELL | Leon County, TX | Oil & Gas Property | Jan 2025 |
| 18410 | CALDWELL | Payne County, OK | Oil & Gas Property | Feb 2025 |
| 18411 | CALDWELL 24 | Chaves County, NM | Oil & Gas Property | Dec 2022 |
| 18412 | CALDWELL 2407 | Garfield County, OK | Oil & Gas Property | Feb 2025 |
| 18413 | CALDWELL 3 1 | Ellis County, OK | Oil & Gas Property | Jan 2025 |
| 18414 | CALDWELL C | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 18415 | CALDWELL C.M | Stephens County, TX | Oil & Gas Property | Jan 2025 |
| 18416 | CALDWELL CAM | Mingo County, WV | Gas Property | Dec 2021 |
| 18417 | CALDWELL ET AL | Smith County, TX | Oil & Gas Property | Jan 2025 |
| 18418 | CALDWELL F | Washington County, PA | Oil & Gas Property | Dec 2024 |
| 18419 | CALDWELL LIVING TRUST 14 | Neosho County, KS | Gas Property | Dec 2024 |
| 18420 | CALDWELL M. D | Rusk County, TX | Oil & Gas Property | Jan 2025 |
| 18421 | CALDWELL TRUST 4 H | De Soto Parish, LA | Gas Property | Dec 2024 |
| 18422 | CALDWELL, BRITT | Wheeler County, TX | Oil & Gas Property | Dec 2024 |
| 18423 | CALDWELL, J. L | Lincoln County, WV | Oil & Gas Property | Dec 2021 |
| 18424 | CALDWELL, J.E | Wise County, TX | Oil & Gas Property | Jan 2025 |
| 18425 | CALDWELL, WILLIE | Knox County, KY | Gas Property | Dec 2023 |
| 18426 | CALDWELL-BRECKENRIDGE | Stephens County, TX | Oil & Gas Property | Jan 2025 |
| 18427 | CALDWELL-GARRETT | Ochiltree County, TX | Oil & Gas Property | Jan 2025 |
| 18428 | CALDWELL-MCWILLIAMS | Columbia County, AR | Oil & Gas Property | Jan 2025 |
| 18429 | CALDWELL-ROGERS | Stephens County, TX | Oil & Gas Property | Jan 2025 |
| 18430 | CALE | Gove County, KS | Oil Property | Dec 2024 |
| 18431 | CALE, WI | Wood County, WV | Oil & Gas Property | Sep 2019 |
| 18432 | CALEB | Ector County, TX | Oil & Gas Property | Feb 2019 |
| 18433 | CALEB 1 | Stephens County, OK | Oil & Gas Property | Jan 2025 |
| 18434 | CALEB 44-32TFH | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 18435 | CALEB GU 1 | Nacogdoches County, TX | Oil & Gas Property | Dec 2024 |
| 18436 | CALEB L | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 18437 | CALEDONIA GAS STORAGE | Lowndes County, MS | Oil & Gas Property | May 1997 |
| 18438 | CALES | Kay County, OK | Oil Property | May 2021 |
| 18439 | CALEX | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 18440 | CALF C | Grand County, UT | Oil & Gas Property | Jul 2015 |
| 18441 | CALF CANYON | Garfield County, CO | Oil & Gas Property | Jul 2024 |
| 18442 | CALF ROPE 1611 | Blaine County, OK | Oil & Gas Property | Jan 2025 |
| 18443 | CALFAS A | Atascosa County, TX | Oil & Gas Property | Jan 2025 |
| 18444 | CALFROPE STATE | Lea County, NM | Oil & Gas Property | Mar 2022 |
| 18445 | CALGARY | San Juan County, NM | Oil & Gas Property | Feb 2025 |
| 18446 | CALGARY FEDERAL | Chaves County, NM | Oil & Gas Property | Feb 2025 |
| 18447 | CALHOON | Meade County, KS | Oil & Gas Property | Oct 2024 |
| 18448 | CALHOON | Beaver County, OK | Gas Property | Jan 2025 |
| 18449 | CALHOON | Alfalfa County, OK | Oil & Gas Property | Jan 2025 |
| 18450 | CALHOUN | Hood County, TX | Oil & Gas Property | Jan 2025 |
| 18451 | CALHOUN | De Soto Parish, LA | Gas Property | Dec 2024 |
| 18452 | CALHOUN | De Soto Parish, LA | Gas Property | Dec 2024 |
| 18453 | CALHOUN | Red River Parish, LA | Oil & Gas Property | Nov 2024 |
| 18454 | CALHOUN | Lincoln Parish, LA | Oil & Gas Property | Dec 2024 |
| 18455 | CALHOUN 1 | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 18456 | CALHOUN F. D | Grimes County, TX | Oil & Gas Property | Jan 2025 |
| 18457 | CALHOUN FARMS | Victoria County, TX | Oil & Gas Property | Jul 2017 |
| 18458 | CALHOUN UNIT | Montague County, TX | Oil & Gas Property | Jan 2025 |
| 18459 | CALHOUN, JACKSON & BETTY CALHOUN | Doddridge County, WV | Oil & Gas Property | Jul 2021 |
| 18460 | CALHOUN-PETTY | Natchitoches Parish, LA | Oil Property | Jan 2025 |
| 18461 | CALI ROLL 24 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 18462 | CALIARI BEL | Clearfield County, PA | Gas Property | Dec 2024 |
| 18463 | CALIBAN | Lavaca County, TX | Oil & Gas Property | Jan 2025 |
| 18464 | CALICO 148-93-31D-30H | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 18465 | CALICO 44-19 | Las Animas County, CO | Gas Property | Feb 2025 |
| 18466 | CALICO JACK | Marshall County, OK | Oil & Gas Property | Jan 2025 |
| 18467 | CALICUTT | Smith County, TX | Oil & Gas Property | Jan 2025 |
| 18468 | CALIDON | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 18469 | CALIF. CENTRAL | Fresno County, CA | Oil & Gas Property | Dec 2024 |
| 18470 | CALIFORNIA | Weld County, CO | Oil & Gas Property | Feb 2025 |
| 18471 | CALIFORNIA | Fresno County, CA | Oil Property | Oct 1996 |
| 18472 | CALIFORNIA | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 18473 | CALIFORNIA | Santa Barbara County, CA | Oil & Gas Property | Dec 2008 |
| 18474 | CALIFORNIA 29 FEE | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 18475 | CALIFORNIA CHROME 27 | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 18476 | CALIFORNIA CHROME 39 STATE UNIT | Culberson County, TX | Oil & Gas Property | Jan 2025 |
| 18477 | CALIFORNIA CHROME UNIT | Ward County, TX | Oil & Gas Property | Jan 2025 |
| 18478 | CALIFORNIA COALINGA | Fresno County, CA | Oil Property | Aug 2024 |
| 18479 | CALIFORNIA COAST | Santa Barbara County, CA | Oil & Gas Property | Dec 2024 |
| 18480 | CALIFORNIA LANDS | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 18481 | CALIFORNIA LANDS, INC | Fresno County, CA | Oil & Gas Property | Oct 2011 |
| 18482 | CALIFORNIA STANDARD | Kern County, CA | Oil Property | May 2024 |
| 18483 | CALIHAN | Finney County, KS | Gas Property | Dec 2024 |
| 18484 | CALINE | Grady County, OK | Oil & Gas Property | Jan 2025 |
| 18485 | CALION LUMBER | Union County, AR | Oil Property | Sep 2023 |
| 18486 | CALISTOGA 18-7-161-92H | Burke County, ND | Oil & Gas Property | Feb 2025 |
| 18487 | CALK E. W | Bexar County, TX | Oil & Gas Property | Jan 2025 |
| 18488 | CALKIN | Kingman County, KS | Oil & Gas Property | Dec 2024 |
| 18489 | CALKIN | Kingman County, KS | Gas Property | Sep 2023 |
| 18490 | CALKINS | Dewey County, OK | Oil & Gas Property | Apr 2019 |
| 18491 | CALKINS | Los Angeles County, CA | Gas Property | Nov 1984 |
| 18492 | CALKINS-FRAZEE | Dewey County, OK | Oil & Gas Property | Jan 2025 |
| 18493 | CALL | Fresno County, CA | Oil & Gas Property | Dec 2024 |
| 18494 | CALLA MAE | Coke County, TX | Oil & Gas Property | Dec 2024 |
| 18495 | CALLAGHAN JOHN C | Denton County, TX | Gas Property | Jan 2025 |
| 18496 | CALLAHAN | Barton County, KS | Gas Property | Dec 2024 |
| 18497 | CALLAHAN | Bryan County, OK | Oil & Gas Property | Jan 2025 |
| 18498 | CALLAHAN | Martin County, TX | Oil & Gas Property | Jan 2025 |
| 18499 | CALLAHAN | Perry County, KY | Oil & Gas Property | Dec 2023 |
| 18500 | CALLAHAN 'A' | Morton County, KS | Oil & Gas Property | Dec 2024 |