| 501 | RETTIG | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 502 | RICE GU | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 503 | RICHEY | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 504 | RIVES | Rusk County, TX | Oil & Gas Property | Jun 2025 |
| 505 | ROBERSON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 506 | ROBERTSON J. T | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 507 | ROBERTSON OMIE GAS UNIT 1 | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 508 | ROE-MAXWELL | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 509 | ROGERS BILLY NEAL | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 510 | ROGERS ESTATE | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 511 | ROGERS FINIS | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 512 | ROGERS FRED | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 513 | ROGERS GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 514 | ROGERS GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 515 | ROGERS GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 516 | ROGERS-SILER HEIRS (SA) | Rusk County, TX | Oil & Gas Property | Dec 2025 |
| 517 | ROMAN GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 518 | ROPER LEON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 519 | ROSS D. GU | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 520 | ROSS ESSIE | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 521 | ROSS LUTHER GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 522 | ROSS TUCKER GU | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 523 | ROSSON-WARD LAND CO | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 524 | RUSHTON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 525 | RUSK COUNTY AIRPORT GAS UNIT 1 | Rusk County, TX | Oil & Gas Property | Dec 2025 |
| 526 | RUSSELL | Rusk County, TX | Oil & Gas Property | Apr 2023 |
| 527 | RUSSELL R | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 528 | RUSSELL R. F | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 529 | RUST ARNOLD UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 530 | RUST ESTATE | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 531 | SANDERS S. E | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 532 | SCHUYLER | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 533 | SCOTT A | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 534 | SENESAC | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 535 | SEXTON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 536 | SEXTON HENRY -B- A/C | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 537 | SEXTON, W | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 538 | SHAW | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 539 | SHAW UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 540 | SHAW, R. W | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 541 | SHELTON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 542 | SHEPPARD | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 543 | SHEPPARD B | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 544 | SHILOH UPPER PETTIT UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 545 | SILER | Rusk County, TX | Oil & Gas Property | Jan 2007 |
| 546 | SILER | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 547 | SILER PONE GU (SA) 1H | Rusk County, TX | Oil & Gas Property | Dec 2025 |
| 548 | SILER W.H | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 549 | SILVEY | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 550 | SLACK | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 551 | SMITH | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 552 | SMITH MARY | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 553 | SMITH R.T | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 554 | SMITH, DURWOOD A | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 555 | SMITH, TALMADGE | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 556 | SNEAD J. E. B | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 557 | SNELGROVE R | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 558 | SOONER GAS UNIT | Rusk County, TX | Oil & Gas Property | Dec 2025 |
| 559 | SOUTH KILGORE UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 560 | SPARKMAN | Rusk County, TX | Oil & Gas Property | Oct 2025 |
| 561 | SPIKES GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 562 | SPIVEY J. H | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 563 | STATE OF TEXAS | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 564 | STEPHENS EUNICE | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 565 | STILL C. C | Rusk County, TX | Oil & Gas Property | Nov 2022 |
| 566 | STILL GAS UNIT 1 | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 567 | STINGRAY | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 568 | STONE | Rusk County, TX | Oil & Gas Property | Apr 2010 |
| 569 | STOVALL | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 570 | STRONG | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 571 | STRONG B.E. GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 572 | STRONG C.W. GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 573 | STRONG GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 574 | STRONG T. GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 575 | STRONG W.C | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 576 | STRONG-CRIM (AW) | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 577 | STROUD | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 578 | STROUD COTTON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 579 | STROUD GAS UNIT NO. 1 | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 580 | SWILEY T | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 581 | TALIAFERRO | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 582 | TALLEY M. M | Rusk County, TX | Oil & Gas Property | Jun 2025 |
| 583 | TANNER SE GU | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 584 | TATE GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 585 | TATUM CRANE UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 586 | TAYLOR | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 587 | TAYLOR A.B | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 588 | TAYLOR GAY GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 589 | TEMPLE | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 590 | TEMPLE IND | Rusk County, TX | Oil & Gas Property | Nov 2024 |
| 591 | TERRELL GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 592 | TEXANA GU NO. 1 | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 593 | TEXAS UTILITIES | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 594 | TEXAS UTILITIES GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 595 | THOMPSON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 596 | THOMPSON | Rusk County, TX | Oil & Gas Property | Dec 2025 |
| 597 | THOMPSON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 598 | THOMPSON | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 599 | THOMPSON WILLIE ET AL GAS UNIT | Rusk County, TX | Oil & Gas Property | Jan 2026 |
| 600 | THORNTON EMMA GAS UNIT | Rusk County, TX | Oil & Gas Property | Dec 2025 |