| 501 | STATE SPEARHEAD 1114 | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 502 | STATE STEWART 1-12 U | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 503 | STATE UNIVERSITY | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 504 | STATE UNIVERSITY A&D | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 505 | STATE VOL | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 506 | STATE WALKER | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 507 | STATE WHISKEY RIVER | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 508 | STATE-SILVERMAN | Pecos County, TX | Oil & Gas Property | May 2017 |
| 509 | STATE-SIMMONS | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 510 | STEWART | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 511 | STEWART | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 512 | STOCKTON A | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 513 | STONY | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 514 | SUERTE | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 515 | SULLIVAN | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 516 | SULLIVAN UNIT | Pecos County, TX | Oil Property | Apr 2026 |
| 517 | SUNLIGHT 208-1 | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 518 | SWORDFISH UNIT 24N | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 519 | TAHOE-UNIVERSITY | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 520 | TALVEZ | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 521 | TAYLOR-LINK (YATES) | Pecos County, TX | Oil Property | Apr 2026 |
| 522 | TAYLOR-LINK-W. (SAN ANDRES UNIT | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 523 | TECATE | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 524 | TEXACO | Pecos County, TX | Oil Property | Mar 2026 |
| 525 | TEXAS -A | Pecos County, TX | Gas Property | Apr 2026 |
| 526 | THAGARD | Pecos County, TX | Gas Property | Dec 2025 |
| 527 | THIGPIN | Pecos County, TX | Oil & Gas Property | Aug 2025 |
| 528 | THREE AMIGOS-STATE | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 529 | TIPPETT | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 530 | TIPPETT -E- SHALLOW | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 531 | TOBORG | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 532 | TRAINER | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 533 | TREES | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 534 | TREES ESTATE | Pecos County, TX | Oil & Gas Property | May 2023 |
| 535 | TREES ESTATE | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 536 | TREES J.C. ESTATE | Pecos County, TX | Oil & Gas Property | Apr 2021 |
| 537 | TREES RANCH | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 538 | TREES RANCH 0807 1A | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 539 | TREES STATE | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 540 | TREES STATE 51-54 | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 541 | TREES STATE 56-57-A | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 542 | TROPORO DEVONIAN UNIT | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 543 | TUNIS CREEK UNIV. LANDS UNIT | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 544 | TURNBOW DON STATE | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 545 | TURNER FRED JR | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 546 | TYRRELL W. C | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 547 | TYTEX | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 548 | UL 24 VOYAGER | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 549 | UNIVERSITY | Pecos County, TX | Oil Property | Jan 2021 |
| 550 | UNIVERSITY | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 551 | UNIVERSITY | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 552 | UNIVERSITY | Pecos County, TX | Oil & Gas Property | Feb 2024 |
| 553 | UNSICKER | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 554 | USM QUEEN UNIT 1 | Pecos County, TX | Oil Property | Apr 2024 |
| 555 | VALLEY | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 556 | VIPER WA | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 557 | VOLLMAR | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 558 | VOLLMAR SEC | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 559 | W. C. TYRRELL UNIT | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 560 | WAGNER | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 561 | WAHOO STATE UNIT 12N | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 562 | WALKER | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 563 | WC TYRRELL 5 | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 564 | WEATHERBY, IVY | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 565 | WEST 220 | Pecos County, TX | Oil & Gas Property | Apr 2024 |
| 566 | WEST RANCH | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 567 | WEST RANCH | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 568 | WEST RANCH | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 569 | WEST STATE | Pecos County, TX | Oil & Gas Property | Jan 2026 |
| 570 | WEST STATE | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 571 | WHISKEY RIVER | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 572 | WHITE & BAKER | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 573 | WILLBANKS HENRY | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 574 | WILLIAM B. TRAVIS | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 575 | WILLIAMS | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 576 | WILLIAMS | Pecos County, TX | Oil & Gas Property | Sep 2021 |
| 577 | WILLIAMS | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 578 | WILLIAMS | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 579 | WILLIAMS O. W | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 580 | WILLOW STATE UNIT 24-25 | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 581 | WILSON | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 582 | WILSON 8-7 UNIT | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 583 | WIMBERLY-BRYAN | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 584 | WINFIELD | Pecos County, TX | Oil & Gas Property | Feb 2020 |
| 585 | WOFFORD W. R | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 586 | WOLFPUP | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 587 | WOODWARD | Pecos County, TX | Oil & Gas Property | Feb 2026 |
| 588 | WOODWARD | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 589 | WOODWARD UNIVERSITY | Pecos County, TX | Oil & Gas Property | Feb 2026 |
| 590 | WWJD | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 591 | YATES | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 592 | YATES | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 593 | YATES FIELD UNIT | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 594 | YATES IG | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 595 | YATES NICHOLS | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 596 | YOUNG BERTHA D | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 597 | ZAUK 39 | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 598 | ZAUK GAS UNIT 1 | Pecos County, TX | Gas Property | Apr 2026 |
| 599 | ZAUK STATE 37-39 | Pecos County, TX | Oil & Gas Property | Apr 2026 |