| 2501 | SORRELL | Concho County, TX | Oil & Gas Property | Jun 2026 |
| 2502 | SORRELLS | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 2503 | SORROW NORTH UNIT 1H | Tarrant County, TX | Gas Property | Jun 2026 |
| 2504 | SORROW SOUTH UNIT | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 2505 | SORSBY | Bowie County, TX | Oil & Gas Property | May 2026 |
| 2506 | SORSBY | Burleson County, TX | Oil & Gas Property | May 2026 |
| 2507 | SOTO 43-7 (ALLOC | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 2508 | SOUNDER 56-3-15 1H | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2509 | SOUNDGARDEN UNIT | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 2510 | SOURDOUGH C21-9 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2511 | SOUTH | Cherokee County, TX | Oil & Gas Property | Jun 2026 |
| 2512 | SOUTH | Johnson County, TX | Gas Property | Jun 2026 |
| 2513 | SOUTH BEACH | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2514 | SOUTH BLESSING | Matagorda County, TX | Oil & Gas Property | Jun 2026 |
| 2515 | SOUTH BOXCAR 3 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 2516 | SOUTH BR ODESSA | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 2517 | SOUTH BRAWLEY GAS UNIT | Upshur County, TX | Oil & Gas Property | Jun 2026 |
| 2518 | SOUTH BRISCOE | Jack County, TX | Oil Property | Jun 2026 |
| 2519 | SOUTH BRISTOL UNIT 1E | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2520 | SOUTH BROOKS 30 | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 2521 | SOUTH CALLAGHAN RANCH | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 2522 | SOUTH CALLAGHAN RANCH | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 2523 | SOUTH CENTRAL ROBERTSON UNIT | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 2524 | SOUTH CHISHOLM TRAIL | Johnson County, TX | Gas Property | Jun 2026 |
| 2525 | SOUTH CONNELL UNIT | Crane County, TX | Oil & Gas Property | May 2025 |
| 2526 | SOUTH COPELAND | Clay County, TX | Oil & Gas Property | Jun 2026 |
| 2527 | SOUTH COWDEN | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 2528 | SOUTH COWDEN ELLENBURGER UNIT | Ector County, TX | Oil & Gas Property | Jun 1996 |
| 2529 | SOUTH COYOTE | Jim Hogg County, TX | Oil & Gas Property | Jun 2026 |
| 2530 | SOUTH CROSS RANCH | Bexar County, TX | Oil & Gas Property | Mar 2020 |
| 2531 | SOUTH CROSS UNIT | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 2532 | SOUTH CURTIS RANCH | Midland County, TX | Oil & Gas Property | Jul 2012 |
| 2533 | SOUTH EASTER | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 2534 | SOUTH ELEPHANT WOLFCAMP UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2535 | SOUTH ESPERSON UNIT | Liberty County, TX | Oil & Gas Property | Jun 2026 |
| 2536 | SOUTH FALCON CREEK | Cherokee County, TX | Oil & Gas Property | Jun 2026 |
| 2537 | SOUTH FAULT BLOCK UNIT | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 2538 | SOUTH FOSTER UNIT | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 2539 | SOUTH FUHRMAN MASCHO UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 2540 | SOUTH GARY | Panola County, TX | Oil & Gas Property | Jun 2026 |
| 2541 | SOUTH GAY HILL FARMS UNIT 1H | Washington County, TX | Oil & Gas Property | Jun 2026 |
| 2542 | SOUTH GILLOCK | Galveston County, TX | Oil & Gas Property | Nov 2019 |
| 2543 | SOUTH GILMER | Upshur County, TX | Oil & Gas Property | Apr 2026 |
| 2544 | SOUTH GOAT 2 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2545 | SOUTH GOMEZ UNIT | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 2546 | SOUTH GRAFORD | Palo Pinto County, TX | Oil & Gas Property | Feb 2021 |
| 2547 | SOUTH GREEN | Shackelford County, TX | Oil & Gas Property | Apr 2026 |
| 2548 | SOUTH GREEN | Shackelford County, TX | Oil & Gas Property | Apr 2026 |
| 2549 | SOUTH GUAVA 31 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 2550 | SOUTH HARRIS UNIT | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 2551 | SOUTH HERRING | Hutchinson County, TX | Oil & Gas Property | May 2026 |
| 2552 | SOUTH HILLS UNIT | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 2553 | SOUTH JACKSON | Gray County, TX | Gas Property | May 2026 |
| 2554 | SOUTH KENNEDY | Stephens County, TX | Gas Property | Jun 2026 |
| 2555 | SOUTH KERENS UNIT | Navarro County, TX | Oil & Gas Property | Jun 2026 |
| 2556 | SOUTH KEYSTONE | Winkler County, TX | Oil & Gas Property | Apr 2026 |
| 2557 | SOUTH KILGORE UNIT | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 2558 | SOUTH LA GLORIA GAS UNIT | Brooks County, TX | Oil & Gas Property | Jun 2026 |
| 2559 | SOUTH LAKE | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 2560 | SOUTH LAKE TRAMMEL UNIT | Nolan County, TX | Oil & Gas Property | Jun 2026 |
| 2561 | SOUTH LANE | Haskell County, TX | Oil Property | Oct 2009 |
| 2562 | SOUTH LEWIS UNIT | Tarrant County, TX | Gas Property | Jun 2026 |
| 2563 | SOUTH LIBERTY | Liberty County, TX | Oil & Gas Property | Oct 2015 |
| 2564 | SOUTH LIPS | Roberts County, TX | Oil & Gas Property | Sep 2013 |
| 2565 | SOUTH LODEN | Gregg County, TX | Oil & Gas Property | Mar 2015 |
| 2566 | SOUTH LOOP 820 UNIT | Tarrant County, TX | Gas Property | Sep 2023 |
| 2567 | SOUTH MALLET UNIT | Hockley County, TX | Oil & Gas Property | Jun 2026 |
| 2568 | SOUTH MARSHALL ST | Webb County, TX | Oil & Gas Property | May 2026 |
| 2569 | SOUTH MAY | Chambers County, TX | Oil & Gas Property | May 2026 |
| 2570 | SOUTH MITRE 2 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2571 | SOUTH MONDAY | Cooke County, TX | Oil & Gas Property | Jun 2026 |
| 2572 | SOUTH NAQUIN GU | Shelby County, TX | Oil & Gas Property | Jun 2026 |
| 2573 | SOUTH NEILL UNIT | Nolan County, TX | Oil & Gas Property | Jun 2026 |
| 2574 | SOUTH ORLA | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 2575 | SOUTH PAMPA | Gray County, TX | Oil & Gas Property | Apr 2026 |
| 2576 | SOUTH PARK | Cooke County, TX | Oil & Gas Property | Jun 2026 |
| 2577 | SOUTH PENA CREEK UNIT | Dimmit County, TX | Oil & Gas Property | Apr 2026 |
| 2578 | SOUTH REKLAW G | Cherokee County, TX | Oil & Gas Property | Jun 2026 |
| 2579 | SOUTH ROBERDEAU UNIT | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 2580 | SOUTH ROBERTSON (SAN ANDRES) U | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 2581 | SOUTH SMARTY JONES | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 2582 | SOUTH SNYDER | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 2583 | SOUTH SPUR | Dimmit County, TX | Oil & Gas Property | Jun 2026 |
| 2584 | SOUTH STILES SPRABERRY UNIT | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 2585 | SOUTH TABLE STATE 57-25 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2586 | SOUTH TALPA | Runnels County, TX | Oil & Gas Property | Dec 2017 |
| 2587 | SOUTH TEXAS CHILDRENS HOME | Bee County, TX | Oil & Gas Property | Jun 2026 |
| 2588 | SOUTH TEXAS CHILDRENS HOME 01 | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 2589 | SOUTH TEXAS S | La Salle County, TX | Oil & Gas Property | Sep 2013 |
| 2590 | SOUTH TEXAS SYN | McMullen County, TX | Oil & Gas Property | Jun 2026 |
| 2591 | SOUTH THOMAS L | Coleman County, TX | Oil & Gas Property | Dec 2025 |
| 2592 | SOUTH TYLER PALUXY | Smith County, TX | Oil Property | Jun 2026 |
| 2593 | SOUTH UNIT | Harrison County, TX | Oil & Gas Property | Jul 1996 |
| 2594 | SOUTH VAN LEWISVILLE | Van Zandt County, TX | Oil & Gas Property | Jun 2026 |
| 2595 | SOUTH WELCH UNIT | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 2596 | SOUTH WESLACO GAS UNIT | Hidalgo County, TX | Oil & Gas Property | Jun 2026 |
| 2597 | SOUTH WILLIAMS 10-51 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 2598 | SOUTH WITHERSPOON | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 2599 | SOUTH YEGUA EF UNIT | Burleson County, TX | Oil & Gas Property | May 2026 |
| 2600 | SOUTHALL | Taylor County, TX | Oil & Gas Property | Jun 2026 |