| 501 | BARNETT-CONNALLY | Howard County, TX | Oil & Gas Property | Jul 2023 |
| 502 | BARNETT-DAVIDSON | Young County, TX | Oil & Gas Property | Apr 2025 |
| 503 | BARNETT-HORTON UNIT | Parker County, TX | Oil & Gas Property | Apr 2025 |
| 504 | BARNETT-MALLORY UNIT | Parker County, TX | Oil & Gas Property | Apr 2025 |
| 505 | BARNETT-WOODALL 6H | Panola County, TX | Oil & Gas Property | Apr 2025 |
| 506 | BARNEY | Ector County, TX | Oil & Gas Property | Apr 2025 |
| 507 | BARNEY UNIT | Washington County, TX | Oil & Gas Property | Apr 2025 |
| 508 | BARNGROVER | Liberty County, TX | Oil & Gas Property | Apr 2025 |
| 509 | BARNGROVER G | Liberty County, TX | Oil & Gas Property | Jan 2013 |
| 510 | BARNHART | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 511 | BARNHART | Pecos County, TX | Oil & Gas Property | Apr 2025 |
| 512 | BARNHART | Gonzales County, TX | Oil & Gas Property | Dec 2021 |
| 513 | BARNHART | Irion County, TX | Oil & Gas Property | Apr 2025 |
| 514 | BARNHART | Irion County, TX | Oil & Gas Property | Apr 2025 |
| 515 | BARNHART (EF) 2H UNIT | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 516 | BARNHART (EF) F UNIT-A UNIT SA | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 517 | BARNHART (EF) H UNIT SA | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 518 | BARNHART (EF)-J.M. PRESTON SA | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 519 | BARNHART (EF)-J.M. PRESTON SA | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 520 | BARNHART (ELLENBURGER)UNIT | Reagan County, TX | Oil & Gas Property | Apr 2025 |
| 521 | BARNHART 6 | Irion County, TX | Oil & Gas Property | Apr 2025 |
| 522 | BARNHART 7 | Irion County, TX | Oil & Gas Property | Apr 2025 |
| 523 | BARNHART GRAND F UNIT-E UNIT SA | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 524 | BARNHART-MAYFAIR UNIT | Burleson County, TX | Oil & Gas Property | Feb 2025 |
| 525 | BARNHILL | Hutchinson County, TX | Oil & Gas Property | Apr 2025 |
| 526 | BARNSDALL-WOLF | Archer County, TX | Oil & Gas Property | Apr 2025 |
| 527 | BARNSLEY | Crane County, TX | Oil & Gas Property | Apr 2025 |
| 528 | BARNSLEY -B- JUDKINS GAS UNIT | Crane County, TX | Gas Property | Apr 2025 |
| 529 | BARNSLEY T. C | Crane County, TX | Oil & Gas Property | Apr 2025 |
| 530 | BARNSWELL | Gregg County, TX | Oil & Gas Property | Mar 2025 |
| 531 | BARNWELL | Gregg County, TX | Oil & Gas Property | Apr 2025 |
| 532 | BAROS KRAUSE USW A 1 | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 533 | BAROS QUINT ULW B 1 | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 534 | BAROS UNIT A | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 535 | BARR | Wharton County, TX | Oil & Gas Property | Mar 1995 |
| 536 | BARR | Madison County, TX | Oil & Gas Property | Mar 2025 |
| 537 | BARR 10-8 B UNIT | Howard County, TX | Oil & Gas Property | Apr 2025 |
| 538 | BARR A UNIT | Montague County, TX | Oil & Gas Property | Apr 2025 |
| 539 | BARR DANNY | Johnson County, TX | Gas Property | Apr 2025 |
| 540 | BARR UNIT | Madison County, TX | Oil & Gas Property | Mar 2025 |
| 541 | BARR UNIT | Montague County, TX | Oil & Gas Property | Apr 2025 |
| 542 | BARRACUDA | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 543 | BARRACUDA | La Salle County, TX | Oil & Gas Property | Apr 2025 |
| 544 | BARRACUDA | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 545 | BARRACUDA 45 | Glasscock County, TX | Oil & Gas Property | Apr 2025 |
| 546 | BARRAZA | Martin County, TX | Oil & Gas Property | Feb 2021 |
| 547 | BARRE UNIT | Gonzales County, TX | Oil & Gas Property | Apr 2025 |
| 548 | BARREDA | Webb County, TX | Oil & Gas Property | Apr 2025 |
| 549 | BARREDA-GONZALEZ | Webb County, TX | Oil & Gas Property | Mar 2025 |
| 550 | BARRERA | Duval County, TX | Oil & Gas Property | Jul 2021 |
| 551 | BARRERA | Starr County, TX | Oil & Gas Property | Apr 2025 |
| 552 | BARRERA | Hidalgo County, TX | Oil & Gas Property | Apr 2025 |
| 553 | BARRERA CARLOS M | Medina County, TX | Oil & Gas Property | Apr 2025 |
| 554 | BARRERA GAS UNIT | Starr County, TX | Oil & Gas Property | Apr 2025 |
| 555 | BARRETT | Upton County, TX | Oil & Gas Property | Jun 2022 |
| 556 | BARRETT | Young County, TX | Oil & Gas Property | Mar 2025 |
| 557 | BARRETT | Madison County, TX | Oil & Gas Property | Apr 2025 |
| 558 | BARRETT | Liberty County, TX | Oil & Gas Property | Jan 2015 |
| 559 | BARRETT | Madison County, TX | Oil & Gas Property | Apr 2025 |
| 560 | BARRETT | Gray County, TX | Oil & Gas Property | Apr 2025 |
| 561 | BARRETT | Hansford County, TX | Oil & Gas Property | Apr 2025 |
| 562 | BARRETT | Gregg County, TX | Oil & Gas Property | Apr 2025 |
| 563 | BARRETT | Lamb County, TX | Oil & Gas Property | Apr 2025 |
| 564 | BARRETT | Ochiltree County, TX | Oil & Gas Property | Apr 2025 |
| 565 | BARRETT LLOYD C | McLennan County, TX | Oil & Gas Property | Jan 2021 |
| 566 | BARRETT UNIT A | Dewitt County, TX | Oil & Gas Property | Apr 2025 |
| 567 | BARRETT W J | Liberty County, TX | Oil & Gas Property | Jun 2024 |
| 568 | BARRICK | Hartley County, TX | Gas Property | Apr 2025 |
| 569 | BARRIER | Dimmit County, TX | Oil & Gas Property | Apr 2025 |
| 570 | BARRIERS 34-122 | Ward County, TX | Oil & Gas Property | Apr 2025 |
| 571 | BARROCITO | Zapata County, TX | Oil & Gas Property | Apr 2025 |
| 572 | BARRON | Palo Pinto County, TX | Oil & Gas Property | Apr 2025 |
| 573 | BARRON | Dawson County, TX | Oil & Gas Property | Oct 2011 |
| 574 | BARRON | Johnson County, TX | Gas Property | Apr 2025 |
| 575 | BARRON | Midland County, TX | Oil & Gas Property | Apr 2025 |
| 576 | BARRON | Martin County, TX | Oil & Gas Property | Apr 2025 |
| 577 | BARRON | Yoakum County, TX | Oil & Gas Property | Apr 2025 |
| 578 | BARRON ELLA D. GAS UNIT | Leon County, TX | Oil & Gas Property | Apr 2025 |
| 579 | BARRON PEARL | Rusk County, TX | Oil & Gas Property | Apr 2025 |
| 580 | BARRON-HARTMAN G | Leon County, TX | Oil & Gas Property | Apr 2025 |
| 581 | BARRON/CLAYTON | Young County, TX | Oil & Gas Property | Apr 2025 |
| 582 | BARROW | Ector County, TX | Oil & Gas Property | Apr 2025 |
| 583 | BARROW | Schleicher County, TX | Oil & Gas Property | Apr 2025 |
| 584 | BARROW | Andrews County, TX | Oil & Gas Property | May 2023 |
| 585 | BARROW | Chambers County, TX | Oil & Gas Property | May 2023 |
| 586 | BARROW 01 0 | Dewitt County, TX | Oil & Gas Property | Apr 2025 |
| 587 | BARROW 28 | Midland County, TX | Oil & Gas Property | Dec 2021 |
| 588 | BARROW AUGUSTA | Ector County, TX | Oil & Gas Property | Apr 2025 |
| 589 | BARROW GEO | Schleicher County, TX | Oil & Gas Property | Mar 2025 |
| 590 | BARRY | Jack County, TX | Oil & Gas Property | Apr 2025 |
| 591 | BARRY | Navarro County, TX | Oil & Gas Property | Apr 2025 |
| 592 | BARRY | Bexar County, TX | Oil & Gas Property | Apr 2025 |
| 593 | BARRYER | Panola County, TX | Oil & Gas Property | Apr 2025 |
| 594 | BARSID UNIT A | Live Oak County, TX | Oil & Gas Property | Apr 2025 |
| 595 | BARSTOW | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 596 | BARSTOW | Ward County, TX | Oil & Gas Property | Apr 2025 |
| 597 | BARTA | Gonzales County, TX | Oil & Gas Property | Apr 2023 |
| 598 | BARTEK EF UNIT | Burleson County, TX | Oil & Gas Property | Mar 2025 |
| 599 | BARTLETT | Jones County, TX | Oil & Gas Property | Apr 2025 |
| 600 | BARTLETT | Live Oak County, TX | Oil & Gas Property | Mar 2025 |