| 501 | BARNEY | Ector County, TX | Oil & Gas Property | Feb 2026 |
| 502 | BARNEY UNIT | Washington County, TX | Oil & Gas Property | Feb 2026 |
| 503 | BARNGROVER | Liberty County, TX | Oil & Gas Property | Feb 2026 |
| 504 | BARNGROVER G | Liberty County, TX | Oil & Gas Property | Jan 2013 |
| 505 | BARNHART | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 506 | BARNHART | Pecos County, TX | Oil & Gas Property | Feb 2026 |
| 507 | BARNHART | Gonzales County, TX | Oil & Gas Property | Dec 2021 |
| 508 | BARNHART | Irion County, TX | Oil & Gas Property | Feb 2026 |
| 509 | BARNHART | Irion County, TX | Oil & Gas Property | Feb 2026 |
| 510 | BARNHART (EF) 2H UNIT | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 511 | BARNHART (EF) F UNIT-A UNIT SA | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 512 | BARNHART (EF) H UNIT SA | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 513 | BARNHART (EF)-J.M. PRESTON SA | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 514 | BARNHART (EF)-J.M. PRESTON SA | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 515 | BARNHART (ELLENBURGER)UNIT | Reagan County, TX | Oil & Gas Property | Feb 2026 |
| 516 | BARNHART 6 | Irion County, TX | Oil & Gas Property | Feb 2026 |
| 517 | BARNHART 7 | Irion County, TX | Oil & Gas Property | Feb 2026 |
| 518 | BARNHART GRAND F UNIT-E UNIT SA | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 519 | BARNHART-MAYFAIR UNIT | Burleson County, TX | Oil & Gas Property | Feb 2026 |
| 520 | BARNHILL | Hutchinson County, TX | Oil & Gas Property | Feb 2026 |
| 521 | BARNSDALL-WOLF | Archer County, TX | Oil & Gas Property | Feb 2026 |
| 522 | BARNSLEY | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 523 | BARNSLEY -B- JUDKINS GAS UNIT | Crane County, TX | Gas Property | Feb 2026 |
| 524 | BARNSLEY T. C | Crane County, TX | Oil & Gas Property | Apr 2025 |
| 525 | BARNSWELL | Gregg County, TX | Oil & Gas Property | Feb 2026 |
| 526 | BARNWELL | Gregg County, TX | Oil & Gas Property | Feb 2026 |
| 527 | BAROS KRAUSE USW A | Dewitt County, TX | Oil & Gas Property | Feb 2026 |
| 528 | BAROS QUINT ULW B | Dewitt County, TX | Oil & Gas Property | Feb 2026 |
| 529 | BAROS UNIT A | Dewitt County, TX | Oil & Gas Property | Feb 2026 |
| 530 | BARR | Wharton County, TX | Oil & Gas Property | Mar 1995 |
| 531 | BARR | Madison County, TX | Oil & Gas Property | Dec 2025 |
| 532 | BARR 10-8 B UNIT | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 533 | BARR A UNIT | Montague County, TX | Oil & Gas Property | Feb 2026 |
| 534 | BARR DANNY | Johnson County, TX | Gas Property | Feb 2026 |
| 535 | BARR UNIT | Madison County, TX | Oil & Gas Property | Jan 2026 |
| 536 | BARR UNIT | Montague County, TX | Oil & Gas Property | Feb 2026 |
| 537 | BARRACUDA | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 538 | BARRACUDA | La Salle County, TX | Oil & Gas Property | Feb 2026 |
| 539 | BARRACUDA | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 540 | BARRACUDA 45 | Glasscock County, TX | Oil & Gas Property | Feb 2026 |
| 541 | BARRAZA | Martin County, TX | Oil & Gas Property | Feb 2021 |
| 542 | BARRE UNIT | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 543 | BARREDA | Webb County, TX | Oil & Gas Property | Feb 2026 |
| 544 | BARREDA-GONZALEZ | Webb County, TX | Oil & Gas Property | Feb 2026 |
| 545 | BARRERA | Duval County, TX | Oil & Gas Property | Mar 2025 |
| 546 | BARRERA | Starr County, TX | Oil & Gas Property | Feb 2026 |
| 547 | BARRERA | Hidalgo County, TX | Oil & Gas Property | Feb 2026 |
| 548 | BARRERA CARLOS M | Medina County, TX | Oil & Gas Property | Feb 2026 |
| 549 | BARRERA GAS UNIT | Starr County, TX | Oil & Gas Property | Feb 2026 |
| 550 | BARRETT | Upton County, TX | Oil & Gas Property | Jun 2022 |
| 551 | BARRETT | Young County, TX | Oil & Gas Property | Mar 2025 |
| 552 | BARRETT | Madison County, TX | Oil & Gas Property | Feb 2026 |
| 553 | BARRETT | Liberty County, TX | Oil & Gas Property | Jan 2015 |
| 554 | BARRETT | Madison County, TX | Oil & Gas Property | Feb 2026 |
| 555 | BARRETT | Gray County, TX | Oil & Gas Property | Feb 2026 |
| 556 | BARRETT | Hansford County, TX | Oil & Gas Property | Feb 2026 |
| 557 | BARRETT | Gregg County, TX | Oil & Gas Property | Feb 2026 |
| 558 | BARRETT | Lamb County, TX | Oil & Gas Property | Feb 2026 |
| 559 | BARRETT | Ochiltree County, TX | Oil & Gas Property | Feb 2026 |
| 560 | BARRETT LLOYD C | McLennan County, TX | Oil & Gas Property | Jan 2021 |
| 561 | BARRETT UNIT A | Dewitt County, TX | Oil & Gas Property | Feb 2026 |
| 562 | BARRETT W J | Liberty County, TX | Oil & Gas Property | Feb 2026 |
| 563 | BARRICK | Hartley County, TX | Gas Property | Feb 2026 |
| 564 | BARRIERS 34-122 | Ward County, TX | Oil & Gas Property | Feb 2026 |
| 565 | BARROCITO | Zapata County, TX | Oil & Gas Property | Feb 2026 |
| 566 | BARRON | Palo Pinto County, TX | Oil & Gas Property | Dec 2025 |
| 567 | BARRON | Dawson County, TX | Oil & Gas Property | Oct 2011 |
| 568 | BARRON | Johnson County, TX | Oil & Gas Property | Feb 2026 |
| 569 | BARRON | Midland County, TX | Oil & Gas Property | Jan 2026 |
| 570 | BARRON | Martin County, TX | Oil & Gas Property | Feb 2026 |
| 571 | BARRON | Yoakum County, TX | Oil & Gas Property | Feb 2026 |
| 572 | BARRON ELLA D. GAS UNIT | Leon County, TX | Oil & Gas Property | Feb 2026 |
| 573 | BARRON PEARL | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 574 | BARRON-HARTMAN G | Leon County, TX | Oil & Gas Property | Feb 2026 |
| 575 | BARRON/CLAYTON | Young County, TX | Oil & Gas Property | Feb 2026 |
| 576 | BARROW | Ector County, TX | Oil & Gas Property | Feb 2026 |
| 577 | BARROW | Schleicher County, TX | Oil & Gas Property | Feb 2026 |
| 578 | BARROW | Chambers County, TX | Oil & Gas Property | Feb 2026 |
| 579 | BARROW 01 0 | Dewitt County, TX | Oil & Gas Property | Feb 2026 |
| 580 | BARROW 28 | Midland County, TX | Oil & Gas Property | Dec 2021 |
| 581 | BARROW AUGUSTA | Ector County, TX | Oil & Gas Property | Feb 2026 |
| 582 | BARROW GEO | Schleicher County, TX | Oil & Gas Property | Feb 2026 |
| 583 | BARRY | Jack County, TX | Oil & Gas Property | Feb 2026 |
| 584 | BARRY | Navarro County, TX | Oil & Gas Property | Feb 2026 |
| 585 | BARRY | Bexar County, TX | Oil & Gas Property | Feb 2026 |
| 586 | BARRYER | Panola County, TX | Oil & Gas Property | Feb 2026 |
| 587 | BARSTOW | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 588 | BARSTOW | Ward County, TX | Oil & Gas Property | Feb 2026 |
| 589 | BARTEK EF UNIT | Burleson County, TX | Oil & Gas Property | Jan 2026 |
| 590 | BARTLETT | Jones County, TX | Oil & Gas Property | Feb 2026 |
| 591 | BARTLETT | Live Oak County, TX | Oil & Gas Property | Aug 2025 |
| 592 | BARTLETT | Garza County, TX | Oil & Gas Property | Nov 2025 |
| 593 | BARTLETT | Jones County, TX | Oil & Gas Property | Jun 2021 |
| 594 | BARTLETT | Montague County, TX | Oil & Gas Property | Feb 2026 |
| 595 | BARTLETT | Ochiltree County, TX | Oil & Gas Property | Oct 2011 |
| 596 | BARTLETT | Atascosa County, TX | Oil Property | Feb 2026 |
| 597 | BARTLETT | Harris County, TX | Oil & Gas Property | Feb 2026 |
| 598 | BARTLETT | Moore County, TX | Gas Property | Aug 2020 |
| 599 | BARTLETT | Hockley County, TX | Oil & Gas Property | Jan 2026 |
| 600 | BARTLETT V. S | Dawson County, TX | Oil & Gas Property | Feb 2026 |