| 601 | TEXAS RANGER UNIT 17-19 | Martin County, TX | Oil & Gas Property | Mar 2026 |
| 602 | TEXAS ROYALTIES | Johnson County, TX | Oil & Gas Property | Feb 2026 |
| 603 | TEXAS SABAL 55-1-40 UNIT | Loving County, TX | Oil & Gas Property | Mar 2026 |
| 604 | TEXAS SABAL 55-1-40 UNIT | Loving County, TX | Oil & Gas Property | Mar 2026 |
| 605 | TEXAS SPUR | Dickens County, TX | Oil Property | Mar 2026 |
| 606 | TEXAS STATE | Harris County, TX | Oil & Gas Property | Dec 2016 |
| 607 | TEXAS STATE DRILLING CO.-GULF | Liberty County, TX | Oil & Gas Property | Feb 2026 |
| 608 | TEXAS STATE UNIT | Harrison County, TX | Oil & Gas Property | Apr 1994 |
| 609 | TEXAS STEEL | Tarrant County, TX | Gas Property | Mar 2026 |
| 610 | TEXAS TEA 15-10 10 | Reagan County, TX | Oil & Gas Property | Mar 2026 |
| 611 | TEXAS TECH | Lubbock County, TX | Oil & Gas Property | Mar 2026 |
| 612 | TEXAS TECH UNIVERSITY | Andrews County, TX | Oil & Gas Property | Aug 2025 |
| 613 | TEXAS TEN | Midland County, TX | Oil & Gas Property | Mar 2026 |
| 614 | TEXAS TEN | Midland County, TX | Oil & Gas Property | Sep 2023 |
| 615 | TEXAS TEN-DEAVENPORT | Midland County, TX | Oil & Gas Property | Mar 2026 |
| 616 | TEXAS TWO STEP | Gonzales County, TX | Oil & Gas Property | Mar 2026 |
| 617 | TEXAS TWO STEP WC 80 | Culberson County, TX | Oil & Gas Property | Jan 2026 |
| 618 | TEXAS UNIV | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 619 | TEXAS UNIV | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 620 | TEXAS UNIV | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 621 | TEXAS UNIVERSITY | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 622 | TEXAS UNIVERSITY | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 623 | TEXAS UNIVERSITY | Crane County, TX | Oil & Gas Property | Mar 2026 |
| 624 | TEXAS UNIVERSITY -EE | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 625 | TEXAS UNIVERSITY-G | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 626 | TEXAS UTILITIES | Rusk County, TX | Oil & Gas Property | Mar 2026 |
| 627 | TEXAS UTILITIES GAS UNIT | Rusk County, TX | Oil & Gas Property | Mar 2026 |
| 628 | TEXAS WC 60 | Culberson County, TX | Oil & Gas Property | Mar 2026 |
| 629 | TEXAS WORLD SPEEDWAY | Brazos County, TX | Oil & Gas Property | Mar 2026 |
| 630 | TEXASBANC | Parker County, TX | Oil & Gas Property | Feb 2026 |
| 631 | TEXASGULF | Wharton County, TX | Oil & Gas Property | Dec 2025 |
| 632 | TEXASGULF INC. FEE UNIT | Brazoria County, TX | Oil & Gas Property | Mar 2026 |
| 633 | TEXFEL | Hemphill County, TX | Oil & Gas Property | Mar 2026 |
| 634 | TEXFEL PETROLEUM CORP | Wichita County, TX | Oil & Gas Property | Mar 2026 |
| 635 | TEXFEL-CASTLEBERRY | Eastland County, TX | Oil & Gas Property | Sep 2017 |
| 636 | TEXLAND | Terry County, TX | Oil Property | Mar 2026 |
| 637 | TEXOLA | Gray County, TX | Gas Property | May 2022 |
| 638 | TEXON | Reagan County, TX | Oil & Gas Property | Aug 2022 |
| 639 | TEXON ROYALTY | Nueces County, TX | Oil & Gas Property | Mar 2026 |
| 640 | TEXPLORATION | Wharton County, TX | Oil Property | Jan 2026 |
| 641 | TEXRON 10 | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 642 | TEXU | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 643 | TG THOMPSON | Moore County, TX | Oil & Gas Property | Mar 2026 |
| 644 | TG UNIT | Atascosa County, TX | Oil & Gas Property | Mar 2026 |
| 645 | TGS UNIT | Parker County, TX | Oil & Gas Property | Mar 2026 |
| 646 | THAGARD | Pecos County, TX | Gas Property | Dec 2025 |
| 647 | THALMANN | Dimmit County, TX | Oil & Gas Property | Mar 2026 |
| 648 | THAMES, C. T | Gaines County, TX | Oil & Gas Property | Mar 2026 |
| 649 | THANOS BOSH HB 1H | Harrison County, TX | Gas Property | Mar 2026 |
| 650 | THANOS TA | Harrison County, TX | Gas Property | Mar 2026 |
| 651 | THARP | Wilbarger County, TX | Oil & Gas Property | Mar 2026 |
| 652 | THARP | Throckmorton County, TX | Oil & Gas Property | Mar 2026 |
| 653 | THARP | Harris County, TX | Oil & Gas Property | Mar 2026 |
| 654 | THARP KATHLEEN | Harris County, TX | Oil & Gas Property | Feb 2026 |
| 655 | THARP, N | Kaufman County, TX | Oil & Gas Property | Mar 2025 |
| 656 | THATCHER MATTIE | Denton County, TX | Oil & Gas Property | Mar 2026 |
| 657 | THATEN | Moore County, TX | Gas Property | Feb 2026 |
| 658 | THE BAR | Midland County, TX | Oil & Gas Property | Mar 2026 |
| 659 | THE BIG OIL CO | Wichita County, TX | Oil & Gas Property | Mar 2026 |
| 660 | THE BOSS UNIT | Reeves County, TX | Oil & Gas Property | Mar 2026 |
| 661 | THE CIRCLE 8 RANCH | Hartley County, TX | Oil Property | Mar 2026 |
| 662 | THE COLONEL 25-36 | Howard County, TX | Oil & Gas Property | Mar 2026 |
| 663 | THE DISTANCE 402 | Yoakum County, TX | Oil & Gas Property | Mar 2026 |
| 664 | THE DOCTOR | Winkler County, TX | Oil & Gas Property | Mar 2026 |
| 665 | THE EAGLES 1 | Atascosa County, TX | Oil & Gas Property | Mar 2026 |
| 666 | THE GREAT MILENKO UNIT 15-16 | Reeves County, TX | Oil & Gas Property | Mar 2026 |
| 667 | THE GROVE UNIT | Leon County, TX | Oil & Gas Property | Mar 2026 |
| 668 | THE KING 45-04 | Howard County, TX | Oil & Gas Property | Mar 2026 |
| 669 | THE QUIET MAN 105/107 | Lipscomb County, TX | Oil & Gas Property | Mar 2026 |
| 670 | THE RUG 58 | Reeves County, TX | Oil & Gas Property | Mar 2026 |
| 671 | THE SPHINX | Reeves County, TX | Oil & Gas Property | Mar 2026 |
| 672 | THE TEXAS CO | Hardin County, TX | Oil & Gas Property | Feb 2026 |
| 673 | THE TUSCAI 6 | Wilson County, TX | Oil & Gas Property | Mar 2026 |
| 674 | THE WHO 7 | Wilson County, TX | Oil & Gas Property | Oct 2024 |
| 675 | THEALE NORTH (AW) 1H | Rusk County, TX | Oil & Gas Property | Mar 2026 |
| 676 | THEALE SOUTH (AW) 1H | Rusk County, TX | Oil & Gas Property | Mar 2026 |
| 677 | THEDFORD | Jack County, TX | Oil & Gas Property | Sep 2017 |
| 678 | THEDFORD | Smith County, TX | Oil & Gas Property | Mar 2026 |
| 679 | THEIS, FR | Harris County, TX | Oil & Gas Property | Mar 2026 |
| 680 | THEISS | Madison County, TX | Oil & Gas Property | Feb 2026 |
| 681 | THEISS | Madison County, TX | Oil & Gas Property | Mar 2026 |
| 682 | THEISS ET AL GAS UNIT | Hidalgo County, TX | Oil & Gas Property | Mar 2026 |
| 683 | THELDICK | Austin County, TX | Oil & Gas Property | Mar 2026 |
| 684 | THELMA | Martin County, TX | Oil & Gas Property | Mar 2026 |
| 685 | THELMA | Martin County, TX | Oil & Gas Property | Mar 2026 |
| 686 | THELMA BRITE | McMullen County, TX | Oil & Gas Property | Mar 2026 |
| 687 | THELMA LOU | Ector County, TX | Oil & Gas Property | Mar 2026 |
| 688 | THELMA LOUISE | Johnson County, TX | Oil & Gas Property | Feb 2026 |
| 689 | THELMA MOSLEY GAS UNIT | Harrison County, TX | Oil & Gas Property | Mar 2026 |
| 690 | THELMA NELSON | Yoakum County, TX | Oil & Gas Property | Mar 2026 |
| 691 | THELONIOUS MONK UNIT | Somervell County, TX | Oil & Gas Property | Mar 2026 |
| 692 | THEOBALD LARKIN J | Cooke County, TX | Oil & Gas Property | Mar 2026 |
| 693 | THERIOT UNIT | Gonzales County, TX | Oil & Gas Property | Mar 2026 |
| 694 | THESER GAS UNIT | Hidalgo County, TX | Oil & Gas Property | Feb 2026 |
| 695 | THESS | Brazoria County, TX | Oil & Gas Property | Jan 2025 |
| 696 | THETFORD | Jack County, TX | Oil & Gas Property | Aug 2023 |
| 697 | THETFORD | McMullen County, TX | Oil & Gas Property | Jun 2024 |
| 698 | THETFORD | Young County, TX | Oil & Gas Property | Mar 2026 |
| 699 | THETFORD J | Wise County, TX | Oil & Gas Property | Mar 2026 |
| 700 | THIEL MARTIN | La Salle County, TX | Oil & Gas Property | Mar 2026 |