| 142501 | YUNCKER | Haskell County, KS | Oil & Gas Property | May 2025 |
| 142502 | YUNGWIRTH | Tioga County, PA | Gas Property | Jun 2025 |
| 142503 | YURKANIN 03 014 0 | Bradford County, PA | Gas Property | Jun 2025 |
| 142504 | YUST | Grant County, KS | Gas Property | May 2025 |
| 142505 | YUTE UNIT | Allegheny County, PA | Gas Property | Jun 2025 |
| 142506 | YUTURRIA CATTLE CO | Willacy County, TX | Oil & Gas Property | Apr 2015 |
| 142507 | YVES LELONG 32 | Red River Parish, LA | Gas Property | Dec 2024 |
| 142508 | YVETTE 1-4H | Billings County, ND | Oil & Gas Property | Jul 2025 |
| 142509 | YVONNE | Susquehanna County, PA | Gas Property | Jun 2025 |
| 142510 | YVONNE | Washita County, OK | Oil & Gas Property | Jul 2025 |
| 142511 | YVONNE 21 FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 142512 | YVONNE GREEN | Denton County, TX | Oil & Gas Property | Jun 2025 |
| 142513 | YWAM | Las Animas County, CO | Gas Property | Jul 2025 |
| 142514 | YZAGUIRRE | Zapata County, TX | Oil & Gas Property | Jun 2025 |
| 142515 | YZAGUIRRE | Starr County, TX | Oil & Gas Property | Jun 2025 |
| 142516 | YZAGUIRRE | Zapata County, TX | Oil & Gas Property | May 2025 |
| 142517 | YZAGUIRRE-LEO | Zapata County, TX | Oil & Gas Property | Jun 2025 |
| 142518 | YZAQUIRRE J | Zapata County, TX | Gas Property | May 2025 |
| 142519 | Z ABNEY | Caddo Parish, LA | Oil Property | Dec 2024 |
| 142520 | Z BAR | Barber County, KS | Oil & Gas Property | May 2025 |
| 142521 | Z BAR | Woods County, OK | Oil & Gas Property | Aug 2021 |
| 142522 | Z BAR | Barber County, KS | Oil & Gas Property | May 2025 |
| 142523 | Z JOE | Le Flore County, OK | Gas Property | Jun 2025 |
| 142524 | Z&T 20 | Loving County, TX | Oil & Gas Property | Jun 2025 |
| 142525 | Z&T 32 | Loving County, TX | Oil & Gas Property | Jun 2025 |
| 142526 | Z&T 42 | Loving County, TX | Oil & Gas Property | Jun 2025 |
| 142527 | Z-28 STATE UNIT | Chaves County, NM | Oil & Gas Property | Jan 2014 |
| 142528 | Z-BAR CATTLE | Barber County, KS | Oil Property | Oct 2023 |
| 142529 | Z-BAR CATTLE | Barber County, KS | Oil & Gas Property | May 2025 |
| 142530 | Z-BAR RANCH | Barber County, KS | Oil & Gas Property | May 2025 |
| 142531 | Z-BAR RANCH | Barber County, KS | Gas Property | Dec 2020 |
| 142532 | Z-BAR RANCH 1 | Barber County, KS | Gas Property | Jan 2016 |
| 142533 | Z-BARCATTLE | Barber County, KS | Oil & Gas Property | Apr 2011 |
| 142534 | Z. GOULD | Hamilton County, KS | Gas Property | May 2001 |
| 142535 | Z.A (CITY OF ZANESVILLE) | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 142536 | ZABKA | Weld County, CO | Oil & Gas Property | Apr 2018 |
| 142537 | ZABKA K 2 | Weld County, CO | Oil & Gas Property | Dec 2020 |
| 142538 | ZABOLOTNY | Billings County, ND | Oil & Gas Property | Jul 2025 |
| 142539 | ZABOLOTNY OBSERVATION | Billings County, ND | Oil & Gas Property | Jul 2024 |
| 142540 | ZACATE UNIT 151-152 | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 142541 | ZACAWEISTA UNIT | Wilbarger County, TX | Oil & Gas Property | May 2025 |
| 142542 | ZACCHAEUS 3 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 142543 | ZACH | Parker County, TX | Oil & Gas Property | Jun 2025 |
| 142544 | ZACH 17 8 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 142545 | ZACH 17 8 W0MD FEDERAL COM | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 142546 | ZACH 17 8 W1 | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 142547 | ZACH 17 FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 142548 | ZACH 17 W0NC FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 142549 | ZACH C 11 | Weld County, CO | Oil & Gas Property | Sep 2016 |
| 142550 | ZACH MCCORMICK FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 142551 | ZACHARY | Clay County, TX | Oil & Gas Property | Apr 2025 |
| 142552 | ZACHARY | Winkler County, TX | Oil & Gas Property | Jun 2025 |
| 142553 | ZACHARY | Montague County, TX | Oil & Gas Property | Jun 2025 |
| 142554 | ZACHARY | San Juan County, NM | Oil & Gas Property | Jun 2025 |
| 142555 | ZACHARY | Caddo County, OK | Oil Property | Feb 2025 |
| 142556 | ZACHERL UNIT 1H | Butler County, PA | Gas Property | Jun 2025 |
| 142557 | ZACHERY 14-10H | McKenzie County, ND | Oil & Gas Property | Jul 2025 |
| 142558 | ZACHGO | Logan County, OK | Oil & Gas Property | Jun 2025 |
| 142559 | ZACHMAN | Ellis County, KS | Oil Property | May 2025 |
| 142560 | ZACHMAN | Ellis County, KS | Oil Property | May 2025 |
| 142561 | ZACHOR | Toole County, MT | Oil Property | Sep 2024 |
| 142562 | ZACHRY | San Juan County, NM | Oil & Gas Property | Jun 2025 |
| 142563 | ZACHRY | Zapata County, TX | Gas Property | Jun 2025 |
| 142564 | ZACHRY | Webb County, TX | Oil & Gas Property | Jun 2025 |
| 142565 | ZACHRY | Zapata County, TX | Oil & Gas Property | Jun 2025 |
| 142566 | ZACHRY, E. B | Zapata County, TX | Oil & Gas Property | Jun 2025 |
| 142567 | ZACK | Coffey County, KS | Oil Property | Mar 2022 |
| 142568 | ZACKIE WALTERS | Grady County, OK | Oil & Gas Property | Jul 2024 |
| 142569 | ZACOUR | Armstrong County, PA | Gas Property | Dec 2024 |
| 142570 | ZADEL | Weld County, CO | Oil & Gas Property | Nov 2023 |
| 142571 | ZADOW | Richland County, MT | Oil & Gas Property | Jul 2025 |
| 142572 | ZAESKE-ECKOLS | Karnes County, TX | Oil & Gas Property | Jun 2025 |
| 142573 | ZAFT, VALENTINE | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 142574 | ZAGER | Weston County, WY | Oil & Gas Property | Jul 2025 |
| 142575 | ZAHN | Beaver County, PA | Gas Property | Jun 2025 |
| 142576 | ZAHN | Lamb County, TX | Oil & Gas Property | Jun 2025 |
| 142577 | ZAHNER | Washington County, OK | Oil Property | Jun 2025 |
| 142578 | ZAHORSKY | Barton County, KS | Oil Property | May 2025 |
| 142579 | ZAHORSKY | Woods County, OK | Oil & Gas Property | Jun 2023 |
| 142580 | ZAHORSKY | Woods County, OK | Oil & Gas Property | Jul 2025 |
| 142581 | ZAHOUREK | Weld County, CO | Oil & Gas Property | Feb 2019 |
| 142582 | ZAHURSKY | Clearfield County, PA | Gas Property | Dec 2024 |
| 142583 | ZAIN 26 | Upton County, TX | Oil & Gas Property | Jun 2025 |
| 142584 | ZAIONTZ A | Karnes County, TX | Oil & Gas Property | Jun 2025 |
| 142585 | ZAIONTZ-SHIRLEY ZAIONTZ A | Wilson County, TX | Oil & Gas Property | Jun 2025 |
| 142586 | ZAIT | Eddy County, NM | Oil Property | Jun 2022 |
| 142587 | ZAJIC | Barton County, KS | Oil Property | Nov 2021 |
| 142588 | ZAKAIB, PAUL JR | Kanawha County, WV | Oil Property | Sep 2002 |
| 142589 | ZALAC | Fayette County, PA | Gas Property | Jun 2025 |
| 142590 | ZALESKI | Bradford County, PA | Gas Property | Jun 2025 |
| 142591 | ZALESKY | Stark County, ND | Oil & Gas Property | Jul 2025 |
| 142592 | ZALMAN | Lavaca County, TX | Oil & Gas Property | Mar 2021 |
| 142593 | ZALOUDEK | Garfield County, OK | Oil & Gas Property | Jul 2025 |
| 142594 | ZALOUDEK | Garfield County, OK | Oil & Gas Property | Jul 2025 |
| 142595 | ZALOUDEK | Garfield County, OK | Oil & Gas Property | Feb 2021 |
| 142596 | ZALOUDIK | Canadian County, OK | Oil & Gas Property | Jul 2023 |
| 142597 | ZAMBESI | Eddy County, NM | Oil & Gas Property | Mar 2025 |
| 142598 | ZAMORA | Webb County, TX | Oil & Gas Property | Jun 2025 |
| 142599 | ZAMORA | Starr County, TX | Oil & Gas Property | Jun 2025 |
| 142600 | ZAMORA S SAND GU | Hidalgo County, TX | Oil & Gas Property | May 2023 |