| 501 | UL 1125 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 502 | UL 13 D | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 503 | UL 13 HYPERION | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 504 | UL 13 JAFFREY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 505 | UL 14 CONWAY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 506 | UL 14 OBERON | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 507 | UL 14 TRITON | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 508 | UL 1933 E | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 509 | UL 2539 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 510 | UL 6-2 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 511 | UL BENSON | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 512 | UL BLK 6 DDU A | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 513 | UL BUMBLE UNIT 5-36 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 514 | UL CARLA | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 515 | UL CARNIOLAN 7-49 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 516 | UL CARPENTER 7-20 UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 517 | UL CHEESMAN 5 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 518 | UL CUCKOO BEE 5-19 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 519 | UL DEDHAM 31-45 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 520 | UL DENGAR 40 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 521 | UL DIGGER | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 522 | UL G 1 | Andrews County, TX | Oil & Gas Property | May 2026 |
| 523 | UL G 10 | Andrews County, TX | Oil & Gas Property | May 2026 |
| 524 | UL G 9 | Andrews County, TX | Oil & Gas Property | May 2026 |
| 525 | UL G 9-12 D | Andrews County, TX | Oil & Gas Property | May 2026 |
| 526 | UL G 9-25 | Andrews County, TX | Oil & Gas Property | May 2026 |
| 527 | UL G 9-48 | Andrews County, TX | Oil & Gas Property | May 2026 |
| 528 | UL GOLDEN 8 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 529 | UL II | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 530 | UL III 4 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 531 | UL KINGS INN 12-13 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 532 | UL LAKE VALLEY 10-19 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 533 | UL LEAFCUTTER | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 534 | UL LUCKY BEAR 33-28 D | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 535 | UL LUNATE 5-38 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 536 | UL MASON | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 537 | UL MASON EAST UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 538 | UL PAGE 41-44 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 539 | UL POWDERHORN 8 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 540 | UL SASQUATCH 1-37 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 541 | UL SITKA 12 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 542 | UL TAWNY UNIT 8-12 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 543 | UL WASH PARK 2 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 544 | UL13 KEENE | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 545 | ULS 4 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 546 | ULS 4 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 547 | ULS 5 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 548 | ULS 5-9 UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 549 | ULS 6-3 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 550 | ULS A | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 551 | ULS B | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 552 | ULS CDU | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 553 | ULS CDU 4-1 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 554 | UNDERWOOD | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 555 | UNDINE | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 556 | UNION | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 557 | UNIV. 11 SEC. 1 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 558 | UNIV. CONSOLIDATED X | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 559 | UNIV2 HR | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 560 | UNIVCARLA | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 561 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 562 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 563 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 564 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 565 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 566 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 567 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 568 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 569 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 570 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 571 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 572 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 573 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 574 | UNIVERSITY BL | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 575 | UNIVERSITY BLK 9 WOLFCAMP UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 576 | UNIVERSITY CONS | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 577 | UNIVERSITY CONSOLIDATED IX | Andrews County, TX | Oil & Gas Property | Aug 2016 |
| 578 | UNIVERSITY CONSOLIDATED XIII | Andrews County, TX | Oil & Gas Property | Apr 2026 |
| 579 | UNIVERSITY MCFARLAND 8 UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 580 | UNIVERSITY SAN ANDRES UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 581 | UNIVERSITY SOUTHERN MINERALS | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 582 | UNIVERSITY TB(SHALLOW) UNIT A-1 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 583 | UNIVERSITY/ENERGEN GRAYBURG UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 584 | UNIVNATALIE | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 585 | UNIVWANDA | Andrews County, TX | Oil & Gas Property | Dec 2023 |
| 586 | UTL 105-19A | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 587 | VACANCY STRIP | Andrews County, TX | Oil & Gas Property | May 2026 |
| 588 | VANLANDINGHAM | Andrews County, TX | Oil & Gas Property | May 2026 |
| 589 | VENUS | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 590 | VESTA | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 591 | VICTORIA | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 592 | VOLTURNUS | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 593 | VULCAN | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 594 | W T FORD | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 595 | W. H. BUSH B | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 596 | W.MEANS (GRBG-SAN ANDRES) UNIT | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 597 | WALKER | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 598 | WAPITI 12 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 599 | WARD | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 600 | WAYNE | Andrews County, TX | Oil & Gas Property | Jun 2026 |