| 401 | TUCKER-CAMPBELL | Denton County, TX | Gas Property | Feb 2024 |
| 402 | TULLIO | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 403 | TURNER | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 404 | UNDERWOOD-BREEN | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 405 | UNION CENTRAL | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 406 | UNION CENTRAL-CONDEE WELCH (SA) 1H | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 407 | USA TRUST | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 408 | VAN TOL | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 409 | VANDERLAAN | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 410 | VELTEN-D3-SANDERS-D3 (SA) 1H | Denton County, TX | Gas Property | Sep 2025 |
| 411 | VELTEN-SANDERS-DCCO 3 (SA) 1H | Denton County, TX | Gas Property | Sep 2025 |
| 412 | VISTA MANUFACTURING | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 413 | W.J. LAKES UNIT J | Denton County, TX | Gas Property | Sep 2025 |
| 414 | WALLING | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 415 | WCCO 1-WILSON TRUETT | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 416 | WEATHERBY | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 417 | WELDON YOUNG UNIT | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 418 | WHITEHEAD | Denton County, TX | Gas Property | Sep 2025 |
| 419 | WILLIAMS | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 420 | WOOD JAMES L. GU | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 421 | WYATT | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 422 | YARBROUGH B | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 423 | YARBROUGH G | Denton County, TX | Gas Property | Sep 2025 |
| 424 | YOUNG JEAN | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 425 | YOUNG JEAN | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 426 | YOUNG JEAN | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 427 | YOUNG WELDON | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 428 | YVONNE GREEN | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 429 | ZERWER UNIT | Denton County, TX | Oil & Gas Property | Sep 2025 |