| 401 | TEXAS MOTOR SPEEDWAY | Denton County, TX | Gas Property | Jan 2025 |
| 402 | THATCHER MATTIE | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 403 | THOMPSON | Denton County, TX | Oil & Gas Property | Dec 2024 |
| 404 | TINDLE | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 405 | TRIETSCH | Denton County, TX | Gas Property | Feb 2016 |
| 406 | TRITT-WEAVER UNIT 1H | Denton County, TX | Gas Property | Dec 2024 |
| 407 | TROWELL 1H | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 408 | TUCKER-CAMPBELL | Denton County, TX | Gas Property | Jul 2019 |
| 409 | TULLIO | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 410 | TURNER | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 411 | UNDERWOOD-BREEN | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 412 | UNION CENTRAL | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 413 | UNION CENTRAL-CONDEE WELCH (SA) 1H | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 414 | USA TRUST | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 415 | VAN TOL | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 416 | VANDERLAAN | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 417 | VAUGHN 1H | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 418 | VELTEN-D3-SANDERS-D3 (SA) 1H | Denton County, TX | Gas Property | Jan 2025 |
| 419 | VELTEN-SANDERS-DCCO 3 (SA) 1H | Denton County, TX | Gas Property | Jan 2025 |
| 420 | VISTA MANUFACTURING | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 421 | W.J. LAKES UNIT J | Denton County, TX | Gas Property | Jan 2025 |
| 422 | WALLING | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 423 | WCCO 1-WILSON TRUETT | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 424 | WEATHERBY | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 425 | WELDON YOUNG UNIT | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 426 | WHITEHEAD | Denton County, TX | Gas Property | Jan 2025 |
| 427 | WILLIAMS | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 428 | WOOD JAMES L. GU | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 429 | WYATT | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 430 | YARBROUGH B | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 431 | YARBROUGH G | Denton County, TX | Gas Property | Jan 2025 |
| 432 | YOUNG JEAN | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 433 | YOUNG JEAN | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 434 | YOUNG JEAN | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 435 | YOUNG WELDON | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 436 | YVONNE GREEN | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 437 | ZERWER UNIT | Denton County, TX | Oil & Gas Property | Jan 2025 |