| 40601 | UL JEFF EAST | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40602 | UL JOHNNY | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 40603 | UL KANSAS 14-1 | Martin County, TX | Oil & Gas Property | Feb 2025 |
| 40604 | UL KC EAST | Reagan County, TX | Oil & Gas Property | Feb 2025 |
| 40605 | UL KC WEST | Reagan County, TX | Oil & Gas Property | Feb 2025 |
| 40606 | UL KERWIN | Ward County, TX | Oil & Gas Property | Jan 2025 |
| 40607 | UL KESWICK | Martin County, TX | Oil & Gas Property | Feb 2025 |
| 40608 | UL KRIS | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 40609 | UL LAKE VALLEY 10-19 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40610 | UL LEAD KING | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40611 | UL LEAFCUTTER | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40612 | UL LEIGHTON | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 40613 | UL LONETREE 22303 | Crane County, TX | Oil & Gas Property | Mar 2025 |
| 40614 | UL LOVELAND 1920-17 | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40615 | UL LOVELAND 1920-17W | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40616 | UL LUNATE 5-38 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40617 | UL MAROON 0904-21 | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40618 | UL MASON | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40619 | UL MASON EAST UNIT | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40620 | UL MASON WEST UNIT | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40621 | UL MAYFLOWER 42-18 | Ward County, TX | Oil & Gas Property | May 2024 |
| 40622 | UL MCNASSER 0201-17 | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40623 | UL MILL 3427-21 | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40624 | UL MOCKINGBIRD 13-2 | Martin County, TX | Oil & Gas Property | Feb 2025 |
| 40625 | UL MONTGOMERY 1003-21 | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40626 | UL MS HZ BLK 6 | Martin County, TX | Oil & Gas Property | Feb 2025 |
| 40627 | UL MUSTANG 13 | Martin County, TX | Oil & Gas Property | Feb 2025 |
| 40628 | UL PAGE 41-44 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40629 | UL PAHASKA | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40630 | UL PITCHFORK | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40631 | UL RATTLE | Ward County, TX | Oil & Gas Property | Nov 2021 |
| 40632 | UL REAGAN | Reagan County, TX | Oil & Gas Property | Feb 2025 |
| 40633 | UL ROY | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40634 | UL SITKA 12 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40635 | UL SPRINTER | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40636 | UL SPRUCE 1621-21 | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40637 | UL STANOLIND 30-27 | Martin County, TX | Oil & Gas Property | Feb 2025 |
| 40638 | UL SUGARLOAF | Ward County, TX | Oil & Gas Property | Mar 2025 |
| 40639 | UL SUNSHINE MESA 2 | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40640 | UL TAWNY UNIT 8-12 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40641 | UL THE MACHINE | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 40642 | UL TILDEN 16-31-32 | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40643 | UL URAD 1609-21 | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40644 | UL WASH PARK 2 | Andrews County, TX | Oil & Gas Property | Mar 2025 |
| 40645 | UL WAYLON | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 40646 | UL WILLIE | Upton County, TX | Oil & Gas Property | Feb 2025 |
| 40647 | UL WILLOW 383633-16 | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40648 | UL WTG 3-233 | Reagan County, TX | Oil & Gas Property | Feb 2025 |
| 40649 | UL YELLOWTAIL | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40650 | UL13 KEENE | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40651 | ULANDS 48 | Reagan County, TX | Oil & Gas Property | Feb 2025 |
| 40652 | ULLMAN | Gonzales County, TX | Oil & Gas Property | Feb 2025 |
| 40653 | ULRICH | Dewitt County, TX | Oil & Gas Property | Feb 2025 |
| 40654 | ULRICH A - WILLIAMS A SA 1 1H | Dewitt County, TX | Oil & Gas Property | Feb 2025 |
| 40655 | ULS 4 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40656 | ULS 4 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40657 | ULS 5 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40658 | ULS 5-9 UNIT | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40659 | ULS 6-3 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40660 | ULS A | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40661 | ULS B | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40662 | ULS CDU | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40663 | ULS CDU 4-1 | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40664 | ULVESTAD | Midland County, TX | Oil & Gas Property | Feb 2025 |
| 40665 | ULVESTAD-BIRKHEAD E20 | Midland County, TX | Oil & Gas Property | Feb 2025 |
| 40666 | UMA UNIT | Hill County, TX | Oil & Gas Property | Feb 2025 |
| 40667 | UMBERSON | Montague County, TX | Oil & Gas Property | Feb 2025 |
| 40668 | UMBRELLA POINT UNIT | Chambers County, TX | Oil & Gas Property | Jul 2013 |
| 40669 | UMBRIEL B | Lavaca County, TX | Oil & Gas Property | Feb 2025 |
| 40670 | UMIVERSITY BLOCK 46 | Crockett County, TX | Oil & Gas Property | Feb 2025 |
| 40671 | UMLANG-LEHMANN UNIT | Lee County, TX | Oil & Gas Property | Feb 2025 |
| 40672 | UMPHRESS,C. F. ET AL | Howard County, TX | Oil & Gas Property | Mar 2019 |
| 40673 | UNA HYRAL | Johnson County, TX | Gas Property | Feb 2025 |
| 40674 | UNBRIDLED 36 | Culberson County, TX | Oil & Gas Property | Feb 2025 |
| 40675 | UNCLE BILL 1 | Lipscomb County, TX | Oil & Gas Property | Feb 2025 |
| 40676 | UNCLE CECIL | Terrell County, TX | Oil & Gas Property | Feb 2025 |
| 40677 | UNCOMPAGHRE STATE UNIT | Reeves County, TX | Oil & Gas Property | Feb 2025 |
| 40678 | UNDER THE BRIDGE 452 | Yoakum County, TX | Oil & Gas Property | Feb 2025 |
| 40679 | UNDERWOOD | Harrison County, TX | Oil & Gas Property | Feb 2025 |
| 40680 | UNDERWOOD | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40681 | UNDERWOOD | Milam County, TX | Oil & Gas Property | Feb 2025 |
| 40682 | UNDERWOOD | Red River County, TX | Oil & Gas Property | Feb 2025 |
| 40683 | UNDERWOOD | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40684 | UNDERWOOD | Howard County, TX | Oil & Gas Property | Feb 2025 |
| 40685 | UNDERWOOD | Winkler County, TX | Oil & Gas Property | Feb 2025 |
| 40686 | UNDERWOOD ESTATE 1 | Lavaca County, TX | Oil & Gas Property | Jan 2025 |
| 40687 | UNDERWOOD MARY E | Montague County, TX | Oil & Gas Property | Feb 2025 |
| 40688 | UNDERWOOD-BREEN | Denton County, TX | Oil & Gas Property | Feb 2025 |
| 40689 | UNDERWOOD-JOHNSON 1 | Hutchinson County, TX | Oil & Gas Property | Jan 2025 |
| 40690 | UNDINE | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40691 | UNFORGIVEN 34 113-114 | Ward County, TX | Oil & Gas Property | Feb 2025 |
| 40692 | UNICORN | Johnson County, TX | Gas Property | Feb 2025 |
| 40693 | UNICORN UNIT | Borden County, TX | Oil & Gas Property | Feb 2025 |
| 40694 | UNIMIN UNIT | Somervell County, TX | Oil & Gas Property | Feb 2025 |
| 40695 | UNION | Andrews County, TX | Oil & Gas Property | Feb 2025 |
| 40696 | UNION CENT | Nueces County, TX | Oil & Gas Property | Feb 2025 |
| 40697 | UNION CENTRAL | Denton County, TX | Oil & Gas Property | Feb 2025 |
| 40698 | UNION CENTRAL LIFE INS | Nueces County, TX | Gas Property | Feb 2025 |
| 40699 | UNION CENTRAL-CONDEE WELCH (SA) 1H | Denton County, TX | Oil & Gas Property | Feb 2025 |
| 40700 | UNION HILL | Washington County, TX | Oil & Gas Property | Feb 2025 |