| 21401 | CHADWICK GAS UNIT | Panola County, TX | Oil & Gas Property | Aug 2025 |
| 21402 | CHADWICK GAS UNIT #1 | Smith County, TX | Oil & Gas Property | Aug 2025 |
| 21403 | CHADWICK RESOURCES | Denton County, TX | Gas Property | Aug 2025 |
| 21404 | CHAFFEE | Hodgeman County, KS | Gas Property | Jun 2025 |
| 21405 | CHAFFIN | Cooke County, TX | Oil & Gas Property | Aug 2025 |
| 21406 | CHAFFIN | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 21407 | CHAFFIN | Stevens County, KS | Oil & Gas Property | Jun 2025 |
| 21408 | CHAFFIN | Pontotoc County, OK | Oil & Gas Property | May 2025 |
| 21409 | CHAFFIN HEIRS | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 21410 | CHAFFIN J. D | Garza County, TX | Oil & Gas Property | Aug 2025 |
| 21411 | CHAFIN LAND CO | Logan County, WV | Gas Property | Dec 2021 |
| 21412 | CHAGRIN | Clearfield County, PA | Gas Property | Dec 2024 |
| 21413 | CHAGRIN | Clearfield County, PA | Oil & Gas Property | Dec 2024 |
| 21414 | CHAGRIN VALLEY | Geauga County, OH | Oil & Gas Property | Dec 2024 |
| 21415 | CHAIKCIC | Fayette County, PA | Gas Property | Dec 2024 |
| 21416 | CHAIN | Garfield County, OK | Oil & Gas Property | Jul 2025 |
| 21417 | CHAIN | Dewey County, OK | Oil & Gas Property | Aug 2025 |
| 21418 | CHAIN | Harper County, KS | Oil & Gas Property | Jun 2025 |
| 21419 | CHAIN | Barber County, KS | Oil & Gas Property | Jun 2025 |
| 21420 | CHAIN | Dewey County, OK | Oil & Gas Property | Jul 2025 |
| 21421 | CHAIN | Okmulgee County, OK | Oil Property | Mar 2020 |
| 21422 | CHAIN BLUE LIGHTNING 26 FEDERAL | Eddy County, NM | Oil & Gas Property | Aug 2025 |
| 21423 | CHAIN C | Hutchinson County, TX | Oil & Gas Property | Aug 2025 |
| 21424 | CHAIN LAKES | Sweetwater County, WY | Oil & Gas Property | Aug 2025 |
| 21425 | CHAIN RANCH | Dewey County, OK | Oil & Gas Property | Feb 2015 |
| 21426 | CHAINSAW | Richland County, MT | Oil & Gas Property | Aug 2025 |
| 21427 | CHAINSAW ED | Richland County, MT | Oil & Gas Property | Aug 2025 |
| 21428 | CHAINSAW-MAGRUDER 11 | Richland County, MT | Oil & Gas Property | Aug 2025 |
| 21429 | CHAKA STATE | Eddy County, NM | Oil & Gas Property | Aug 2025 |
| 21430 | CHALFANT | Stephens County, OK | Oil & Gas Property | Jun 2025 |
| 21431 | CHALFANT | Graham County, KS | Oil Property | Jun 2025 |
| 21432 | CHALFANT | Washington County, PA | Gas Property | Dec 2024 |
| 21433 | CHALFANT | Ford County, KS | Oil & Gas Property | Oct 2024 |
| 21434 | CHALFANT | Roger Mills County, OK | Oil & Gas Property | Jul 2025 |
| 21435 | CHALFANT | Roger Mills County, OK | Oil & Gas Property | Jul 2025 |
| 21436 | CHALFANT 1 | Roger Mills County, OK | Oil & Gas Property | Jul 2025 |
| 21437 | CHALK | Edwards County, KS | Oil & Gas Property | Mar 2018 |
| 21438 | CHALK | Howard County, TX | Oil & Gas Property | Aug 2025 |
| 21439 | CHALK 0 | Weld County, CO | Oil & Gas Property | Aug 2025 |
| 21440 | CHALK BLUFF | Eddy County, NM | Oil & Gas Property | Aug 2025 |
| 21441 | CHALK BLUFF 55-4-1 1H | Reeves County, TX | Oil & Gas Property | Aug 2025 |
| 21442 | CHALK ESTATE | Howard County, TX | Oil & Gas Property | Aug 2025 |
| 21443 | CHALK FEDERAL | Eddy County, NM | Oil & Gas Property | Aug 2025 |
| 21444 | CHALK HILL UNIT | Burleson County, TX | Oil & Gas Property | Aug 2025 |
| 21445 | CHALK MARY | Howard County, TX | Oil & Gas Property | Aug 2025 |
| 21446 | CHALK OTIS | Glasscock County, TX | Oil & Gas Property | Aug 2025 |
| 21447 | CHALKER | Los Angeles County, CA | Oil & Gas Property | May 1991 |
| 21448 | CHALKLEY | Pecos County, TX | Oil & Gas Property | Aug 2025 |
| 21449 | CHALKLINE GHOST | La Salle County, TX | Oil & Gas Property | Jul 2025 |
| 21450 | CHALKY WHITE UNIT | Tulsa County, OK | Oil Property | Aug 2025 |
| 21451 | CHALLENGER | Weld County, CO | Oil & Gas Property | Aug 2025 |
| 21452 | CHALLENGER | Karnes County, TX | Oil & Gas Property | Aug 2025 |
| 21453 | CHALLENGER | Laramie County, WY | Oil & Gas Property | Aug 2025 |
| 21454 | CHALLENGER 1 STATE | Eddy County, NM | Oil & Gas Property | Aug 2025 |
| 21455 | CHALLENGER 2 | Roosevelt County, MT | Oil & Gas Property | Aug 2025 |
| 21456 | CHALLENGER 228-512 UNIT | Pecos County, TX | Oil & Gas Property | Aug 2025 |
| 21457 | CHALLENGER 24 FEE | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 21458 | CHALLENGER FEDERAL | Mountrail County, ND | Oil & Gas Property | Aug 2025 |
| 21459 | CHALLENGER STATE | Reeves County, TX | Oil & Gas Property | Aug 2025 |
| 21460 | CHALLIS | Washington County, CO | Oil Property | Jan 2014 |
| 21461 | CHALMERS 530 | McKenzie County, ND | Oil & Gas Property | Aug 2025 |
| 21462 | CHALMERS TRT 2H | Tarrant County, TX | Gas Property | Aug 2025 |
| 21463 | CHALMERS WADE FEDERAL 530 | McKenzie County, ND | Oil & Gas Property | Aug 2025 |
| 21464 | CHALOS ABRAS GU | La Salle County, TX | Oil & Gas Property | Aug 2025 |
| 21465 | CHALOS MINERALS | La Salle County, TX | Gas Property | Aug 2025 |
| 21466 | CHALOS-LYSSY PSA | La Salle County, TX | Gas Property | Aug 2025 |
| 21467 | CHALOUPEK | Beaver County, OK | Oil & Gas Property | May 2025 |
| 21468 | CHALOUPKA-WORTHINGTON UNIT | Burleson County, TX | Oil & Gas Property | Aug 2025 |
| 21469 | CHALUPA 34-153 UNIT | Ward County, TX | Oil & Gas Property | Aug 2025 |
| 21470 | CHALUPA AAD STATE | Lea County, NM | Oil & Gas Property | Mar 2002 |
| 21471 | CHALYBEAT SPRINGS SMACKOVER UNIT | Columbia County, AR | Oil & Gas Property | Nov 2018 |
| 21472 | CHAMA | Pontotoc County, OK | Oil Property | Nov 2021 |
| 21473 | CHAMBERLAIN | Roger Mills County, OK | Oil & Gas Property | Jul 2025 |
| 21474 | CHAMBERLAIN | Sumner County, KS | Oil Property | Mar 2009 |
| 21475 | CHAMBERLAIN | Woods County, OK | Oil & Gas Property | Oct 2015 |
| 21476 | CHAMBERLAIN | Brooks County, TX | Oil & Gas Property | Jan 2024 |
| 21477 | CHAMBERLAIN | Ingham County, MI | Oil Property | Sep 2025 |
| 21478 | CHAMBERLAIN | Webb County, TX | Oil & Gas Property | Aug 2025 |
| 21479 | CHAMBERLAIN-ELDER UNIT | Denton County, TX | Gas Property | Aug 2025 |
| 21480 | CHAMBERLAIN-GONGORA UNIT | Webb County, TX | Oil & Gas Property | Aug 2025 |
| 21481 | CHAMBERLIN | San Juan County, NM | Oil & Gas Property | Aug 2025 |
| 21482 | CHAMBERLIN | Santa Barbara County, CA | Oil & Gas Property | Sep 2025 |
| 21483 | CHAMBERLIN MEYER | Bradford County, PA | Gas Property | Aug 2025 |
| 21484 | CHAMBERS | Morton County, KS | Gas Property | Jun 2025 |
| 21485 | CHAMBERS | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 21486 | CHAMBERS | Furnas County, NE | Oil Property | Dec 2024 |
| 21487 | CHAMBERS | Sweetwater County, WY | Oil & Gas Property | Aug 2025 |
| 21488 | CHAMBERS | Creek County, OK | Oil Property | Jul 2014 |
| 21489 | CHAMBERS | Seminole County, OK | Oil Property | Jun 2025 |
| 21490 | CHAMBERS | Washington County, PA | Gas Property | Aug 2025 |
| 21491 | CHAMBERS | Crockett County, TX | Oil & Gas Property | Dec 2015 |
| 21492 | CHAMBERS | Haskell County, TX | Oil Property | Jul 2025 |
| 21493 | CHAMBERS | Cheyenne County, NE | Oil Property | Dec 2024 |
| 21494 | CHAMBERS | Roberts County, TX | Oil & Gas Property | Aug 2025 |
| 21495 | CHAMBERS | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 21496 | CHAMBERS | Logan County, OK | Oil & Gas Property | Jul 2025 |
| 21497 | CHAMBERS | Seward County, KS | Oil & Gas Property | Jun 2025 |
| 21498 | CHAMBERS | Brown County, TX | Oil & Gas Property | Aug 2025 |
| 21499 | CHAMBERS | Jack County, TX | Oil & Gas Property | Mar 2020 |
| 21500 | CHAMBERS | Franklin County, KS | Oil Property | Jun 2025 |