| 8501 | SOUTH BLACK SLOUGH UNIT | Burke County, ND | Oil & Gas Property | Nov 1983 |
| 8502 | SOUTH BLANCO | Rio Arriba County, NM | Oil & Gas Property | Mar 2025 |
| 8503 | SOUTH BLESSING | Matagorda County, TX | Oil & Gas Property | Mar 2025 |
| 8504 | SOUTH BOLSA S | Orange County, CA | Oil & Gas Property | Apr 2025 |
| 8505 | SOUTH BOXCAR 3 | Glasscock County, TX | Oil & Gas Property | Feb 2025 |
| 8506 | SOUTH BOYD 27 | Eddy County, NM | Oil & Gas Property | Mar 2025 |
| 8507 | SOUTH BOYD FEDERAL COM | Eddy County, NM | Oil & Gas Property | Mar 2025 |
| 8508 | SOUTH BRADY | Sweetwater County, WY | Oil & Gas Property | Apr 2025 |
| 8509 | SOUTH BRAWLEY GAS UNIT | Upshur County, TX | Oil & Gas Property | Feb 2025 |
| 8510 | SOUTH BRISCOE | Jack County, TX | Oil Property | Feb 2025 |
| 8511 | SOUTH BRISTOL UNIT 1E | Reeves County, TX | Oil & Gas Property | Mar 2025 |
| 8512 | SOUTH BROOKS 30 | Midland County, TX | Oil & Gas Property | Mar 2025 |
| 8513 | SOUTH CALLAGHAN RANCH | Webb County, TX | Oil & Gas Property | Mar 2025 |
| 8514 | SOUTH CALLAGHAN RANCH | Webb County, TX | Oil & Gas Property | Mar 2025 |
| 8515 | SOUTH CANADIAN LAND | McClain County, OK | Oil & Gas Property | Feb 2025 |
| 8516 | SOUTH CANYON-FEDERAL | Garfield County, CO | Oil & Gas Property | Mar 2025 |
| 8517 | SOUTH CAPROCK QUEEN UNIT | Chaves County, NM | Oil & Gas Property | Mar 2024 |
| 8518 | SOUTH CARLSBAD | Eddy County, NM | Oil & Gas Property | Apr 2025 |
| 8519 | SOUTH CARSON FEDERAL 23 | San Juan County, NM | Oil & Gas Property | Mar 2025 |
| 8520 | SOUTH CARTER SA UNIT | Lea County, NM | Oil & Gas Property | Mar 2025 |
| 8521 | SOUTH CAVE GULCH | Natrona County, WY | Oil & Gas Property | Apr 2025 |
| 8522 | SOUTH CENTRAL ROBERTSON UNIT | Gaines County, TX | Oil & Gas Property | Mar 2025 |
| 8523 | SOUTH CERRITOS | Kern County, CA | Oil & Gas Property | Mar 2025 |
| 8524 | SOUTH CHISHOLM TRAIL | Johnson County, TX | Gas Property | Mar 2025 |
| 8525 | SOUTH CLARE | Cattaraugus County, NY | Oil & Gas Property | Dec 2023 |
| 8526 | SOUTH COLE CREEK | Converse County, WY | Oil & Gas Property | Apr 2025 |
| 8527 | SOUTH COLES LEVEE | Kern County, CA | Oil & Gas Property | Apr 2024 |
| 8528 | SOUTH CONNELL UNIT | Crane County, TX | Oil & Gas Property | Mar 2025 |
| 8529 | SOUTH COPELAND | Clay County, TX | Oil & Gas Property | Feb 2025 |
| 8530 | SOUTH CORBIN FEDERAL | Lea County, NM | Oil & Gas Property | Mar 2025 |
| 8531 | SOUTH COWDEN | Ector County, TX | Oil & Gas Property | Mar 2025 |
| 8532 | SOUTH CROSS RANCH | Bexar County, TX | Oil & Gas Property | Mar 2020 |
| 8533 | SOUTH CROSS UNIT | Crockett County, TX | Oil & Gas Property | Mar 2025 |
| 8534 | SOUTH CULEBRA BLUFF | Eddy County, NM | Oil & Gas Property | Feb 2023 |
| 8535 | SOUTH CURTIS RANCH | Midland County, TX | Oil & Gas Property | Jul 2012 |
| 8536 | SOUTH DALLAS | Chaves County, NM | Oil & Gas Property | Mar 2025 |
| 8537 | SOUTH DAVIS | Solano County, CA | Gas Property | Jul 1995 |
| 8538 | SOUTH DEVON 1 | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 8539 | SOUTH DOUGLAS CREEK | Rio Blanco County, CO | Gas Property | Mar 2025 |
| 8540 | SOUTH EASTER | Jack County, TX | Oil & Gas Property | Mar 2025 |
| 8541 | SOUTH ELEPHANT WOLFCAMP UNIT | Reeves County, TX | Oil & Gas Property | Mar 2025 |
| 8542 | SOUTH ELK BAS | Park County, WY | Oil & Gas Property | Apr 2025 |
| 8543 | SOUTH END | Kern County, CA | Oil & Gas Property | Jun 2003 |
| 8544 | SOUTH ESPERSON UNIT | Liberty County, TX | Oil & Gas Property | Mar 2025 |
| 8545 | SOUTH EUNICE | Lea County, NM | Oil & Gas Property | Apr 2025 |
| 8546 | SOUTH EUNICE SEVEN RIVERS QUEEN UNIT | Lea County, NM | Oil & Gas Property | Mar 2025 |
| 8547 | SOUTH FALCON CREEK | Cherokee County, TX | Oil & Gas Property | Mar 2025 |
| 8548 | SOUTH FAULT BLOCK UNIT | Ector County, TX | Oil & Gas Property | Mar 2025 |
| 8549 | SOUTH FIEHLER | Franklin County, KS | Oil Property | Feb 2025 |
| 8550 | SOUTH FLAHAVEN | Lee County, KY | Oil Property | Dec 2022 |
| 8551 | SOUTH FORK | Washakie County, WY | Oil & Gas Property | Apr 2025 |
| 8552 | SOUTH FORK 1-16 | Washita County, OK | Gas Property | Feb 2025 |
| 8553 | SOUTH FORK HUNTING CLUB | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 8554 | SOUTH FOSTER UNIT | Ector County, TX | Oil & Gas Property | Mar 2025 |
| 8555 | SOUTH FOUR LAKES UNIT | Lea County, NM | Oil & Gas Property | Mar 2025 |
| 8556 | SOUTH FOUR MILE DRAW | Chaves County, NM | Gas Property | Mar 2025 |
| 8557 | SOUTH FRISBY | Washakie County, WY | Oil & Gas Property | Apr 2025 |
| 8558 | SOUTH FUHRMAN MASCHO UNIT | Andrews County, TX | Oil & Gas Property | Mar 2025 |
| 8559 | SOUTH GALLERY | Washington County, OK | Oil & Gas Property | Jun 2024 |
| 8560 | SOUTH GARY | Panola County, TX | Oil & Gas Property | Mar 2025 |
| 8561 | SOUTH GATE 8-4 | Weld County, CO | Oil & Gas Property | Jun 2022 |
| 8562 | SOUTH GAY HILL FARMS UNIT 1H | Washington County, TX | Oil & Gas Property | Mar 2025 |
| 8563 | SOUTH GILLOCK | Galveston County, TX | Oil & Gas Property | Nov 2019 |
| 8564 | SOUTH GILMER | Upshur County, TX | Oil & Gas Property | Feb 2025 |
| 8565 | SOUTH GLENN | Creek County, OK | Oil Property | Feb 2025 |
| 8566 | SOUTH GLENROCK | Converse County, WY | Oil & Gas Property | Apr 2025 |
| 8567 | SOUTH GOAT 2 UNIT | Reeves County, TX | Oil & Gas Property | Mar 2025 |
| 8568 | SOUTH GOMEZ UNIT | Pecos County, TX | Oil & Gas Property | Mar 2025 |
| 8569 | SOUTH GRAFORD | Palo Pinto County, TX | Oil & Gas Property | Feb 2021 |
| 8570 | SOUTH GREEN | Shackelford County, TX | Oil & Gas Property | Feb 2025 |
| 8571 | SOUTH GREEN | Shackelford County, TX | Oil & Gas Property | Feb 2025 |
| 8572 | SOUTH HARJO | Pottawatomie County, OK | Oil & Gas Property | Oct 2024 |
| 8573 | SOUTH HARRIS UNIT | Gaines County, TX | Oil & Gas Property | Mar 2025 |
| 8574 | SOUTH HERRING | Hutchinson County, TX | Oil & Gas Property | Mar 2025 |
| 8575 | SOUTH HILIGHT UNIT | Campbell County, WY | Oil & Gas Property | Apr 2025 |
| 8576 | SOUTH HILLS UNIT | Montague County, TX | Oil & Gas Property | Mar 2025 |
| 8577 | SOUTH HOBBS G/SA UNIT | Lea County, NM | Oil & Gas Property | Mar 2025 |
| 8578 | SOUTH HOGSBACK | Lincoln County, WY | Oil & Gas Property | Apr 2025 |
| 8579 | SOUTH HOSPAH UNIT | McKinley County, NM | Oil Property | Feb 2023 |
| 8580 | SOUTH HOTULKE | Pottawatomie County, OK | Oil & Gas Property | Apr 2023 |
| 8581 | SOUTH HUGHES | Franklin County, KS | Oil Property | Dec 2024 |
| 8582 | SOUTH ISM | San Juan County, UT | Oil & Gas Property | Mar 1999 |
| 8583 | SOUTH JACKSON | Gray County, TX | Gas Property | Feb 2025 |
| 8584 | SOUTH JUSTIS UNIT | Lea County, NM | Oil & Gas Property | Apr 2025 |
| 8585 | SOUTH KEMPNICH | Anderson County, KS | Oil Property | May 2021 |
| 8586 | SOUTH KENNEDY | Stephens County, TX | Gas Property | Mar 2025 |
| 8587 | SOUTH KENTUCKY LAND CO | Warren County, KY | Oil & Gas Property | Oct 2023 |
| 8588 | SOUTH KERENS UNIT | Navarro County, TX | Oil & Gas Property | Mar 2025 |
| 8589 | SOUTH KEYSTONE | Winkler County, TX | Oil & Gas Property | Jan 2025 |
| 8590 | SOUTH KILGORE UNIT | Rusk County, TX | Oil & Gas Property | Mar 2025 |
| 8591 | SOUTH KITTY | Campbell County, WY | Gas Property | Jun 2004 |
| 8592 | SOUTH KUEHNE R | Campbell County, WY | Oil Property | Mar 2025 |
| 8593 | SOUTH LA GLORIA GAS UNIT | Brooks County, TX | Oil & Gas Property | Dec 2024 |
| 8594 | SOUTH LABARGE | Sublette County, WY | Oil & Gas Property | Apr 2025 |
| 8595 | SOUTH LAKE | Coffey County, KS | Oil Property | Dec 2024 |
| 8596 | SOUTH LAKE TRAMMEL UNIT | Nolan County, TX | Oil & Gas Property | Mar 2025 |
| 8597 | SOUTH LANE | Haskell County, TX | Oil Property | Oct 2009 |
| 8598 | SOUTH LANGLIE JAL UNIT | Lea County, NM | Oil & Gas Property | Apr 2025 |
| 8599 | SOUTH LEONARD UNIT | Lea County, NM | Oil & Gas Property | Jun 2022 |
| 8600 | SOUTH LEVERICH 1 | Garfield County, CO | Oil & Gas Property | Mar 2025 |