| 143501 | YULE | Los Angeles County, CA | Oil & Gas Property | Aug 2022 |
| 143502 | YULE 56 | Reeves County, TX | Oil & Gas Property | Sep 2025 |
| 143503 | YULONDA | Ellis County, OK | Oil & Gas Property | Aug 2025 |
| 143504 | YUMA | Pittsburg County, OK | Gas Property | Aug 2025 |
| 143505 | YUMA 3 10 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Sep 2025 |
| 143506 | YUMA 3 10 W | Eddy County, NM | Oil & Gas Property | Sep 2025 |
| 143507 | YUMA 5 STATE | Yuma County, CO | Gas Property | Sep 2025 |
| 143508 | YUMA COUNTY OIL CO | Yuma County, CO | Gas Property | Sep 2025 |
| 143509 | YUNCK | Glacier County, MT | Oil & Gas Property | Sep 2025 |
| 143510 | YUNCK | Glacier County, MT | Oil & Gas Property | Oct 2024 |
| 143511 | YUNCKER | Haskell County, KS | Oil & Gas Property | Jun 2025 |
| 143512 | YUNGWIRTH | Tioga County, PA | Gas Property | Sep 2025 |
| 143513 | YURKANIN 03 014 0 | Bradford County, PA | Gas Property | Sep 2025 |
| 143514 | YUST | Grant County, KS | Gas Property | Jun 2025 |
| 143515 | YUTE UNIT | Allegheny County, PA | Gas Property | Sep 2025 |
| 143516 | YUTURRIA CATTLE CO | Willacy County, TX | Oil & Gas Property | Apr 2015 |
| 143517 | YVES LELONG 32 | Red River Parish, LA | Gas Property | Dec 2024 |
| 143518 | YVETTE 1-4H | Billings County, ND | Oil & Gas Property | Sep 2025 |
| 143519 | YVONNE | Susquehanna County, PA | Gas Property | Sep 2025 |
| 143520 | YVONNE | Washita County, OK | Oil & Gas Property | Aug 2025 |
| 143521 | YVONNE 21 FEDERAL | Eddy County, NM | Oil & Gas Property | Sep 2025 |
| 143522 | YVONNE GREEN | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 143523 | YWAM | Las Animas County, CO | Gas Property | Aug 2025 |
| 143524 | YZAGUIRRE | Zapata County, TX | Oil & Gas Property | Aug 2025 |
| 143525 | YZAGUIRRE | Starr County, TX | Oil & Gas Property | Sep 2025 |
| 143526 | YZAGUIRRE | Zapata County, TX | Oil & Gas Property | Aug 2025 |
| 143527 | YZAGUIRRE-LEO | Zapata County, TX | Oil & Gas Property | Sep 2025 |
| 143528 | YZAQUIRRE J | Zapata County, TX | Gas Property | May 2025 |
| 143529 | Z ABNEY | Caddo Parish, LA | Oil Property | Dec 2024 |
| 143530 | Z BAR | Barber County, KS | Oil & Gas Property | Jun 2025 |
| 143531 | Z BAR | Woods County, OK | Oil & Gas Property | Aug 2021 |
| 143532 | Z BAR | Barber County, KS | Oil & Gas Property | Jun 2025 |
| 143533 | Z JOE | Le Flore County, OK | Gas Property | Aug 2025 |
| 143534 | Z&T 20 | Loving County, TX | Oil & Gas Property | Sep 2025 |
| 143535 | Z&T 32 | Loving County, TX | Oil & Gas Property | Sep 2025 |
| 143536 | Z&T 42 | Loving County, TX | Oil & Gas Property | Sep 2025 |
| 143537 | Z-28 STATE UNIT | Chaves County, NM | Oil & Gas Property | Jan 2014 |
| 143538 | Z-BAR CATTLE | Barber County, KS | Oil Property | Oct 2023 |
| 143539 | Z-BAR CATTLE | Barber County, KS | Oil & Gas Property | Jun 2025 |
| 143540 | Z-BAR RANCH | Barber County, KS | Oil & Gas Property | Jun 2025 |
| 143541 | Z-BAR RANCH | Barber County, KS | Gas Property | Dec 2020 |
| 143542 | Z-BAR RANCH 1 | Barber County, KS | Gas Property | Jan 2016 |
| 143543 | Z-BARCATTLE | Barber County, KS | Oil & Gas Property | Apr 2011 |
| 143544 | Z. GOULD | Hamilton County, KS | Gas Property | May 2001 |
| 143545 | Z.A (CITY OF ZANESVILLE) | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 143546 | ZABKA | Weld County, CO | Oil & Gas Property | Apr 2018 |
| 143547 | ZABKA K 2 | Weld County, CO | Oil & Gas Property | Dec 2020 |
| 143548 | ZABOLOTNY | Billings County, ND | Oil & Gas Property | Sep 2025 |
| 143549 | ZABOLOTNY OBSERVATION | Billings County, ND | Oil & Gas Property | Jul 2024 |
| 143550 | ZACATE UNIT 151-152 | Reeves County, TX | Oil & Gas Property | Sep 2025 |
| 143551 | ZACAWEISTA UNIT | Wilbarger County, TX | Oil & Gas Property | Sep 2025 |
| 143552 | ZACCHAEUS 3 UNIT | Reeves County, TX | Oil & Gas Property | Sep 2025 |
| 143553 | ZACH | Parker County, TX | Oil & Gas Property | Sep 2025 |
| 143554 | ZACH 17 8 FEDERAL COM | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 143555 | ZACH 17 8 W0MD FEDERAL COM | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 143556 | ZACH 17 8 W1 | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 143557 | ZACH 17 FEDERAL | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 143558 | ZACH 17 W0NC FEDERAL | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 143559 | ZACH C 11 | Weld County, CO | Oil & Gas Property | Sep 2016 |
| 143560 | ZACH MCCORMICK FEDERAL COM | Eddy County, NM | Oil & Gas Property | Sep 2025 |
| 143561 | ZACHARY | Clay County, TX | Oil & Gas Property | Sep 2025 |
| 143562 | ZACHARY | Winkler County, TX | Oil & Gas Property | Sep 2025 |
| 143563 | ZACHARY | Montague County, TX | Oil & Gas Property | Sep 2025 |
| 143564 | ZACHARY | San Juan County, NM | Oil & Gas Property | Sep 2025 |
| 143565 | ZACHARY | Caddo County, OK | Oil Property | Feb 2025 |
| 143566 | ZACHERL UNIT 1H | Butler County, PA | Gas Property | Sep 2025 |
| 143567 | ZACHERY 14-10H | McKenzie County, ND | Oil & Gas Property | Oct 2025 |
| 143568 | ZACHGO | Logan County, OK | Oil & Gas Property | Aug 2025 |
| 143569 | ZACHMAN | Ellis County, KS | Oil Property | Jun 2025 |
| 143570 | ZACHMAN | Ellis County, KS | Oil Property | May 2025 |
| 143571 | ZACHOR | Toole County, MT | Oil Property | Sep 2024 |
| 143572 | ZACHRY | San Juan County, NM | Oil & Gas Property | Sep 2025 |
| 143573 | ZACHRY | Zapata County, TX | Gas Property | Sep 2025 |
| 143574 | ZACHRY | Webb County, TX | Oil & Gas Property | Sep 2025 |
| 143575 | ZACHRY | Zapata County, TX | Oil & Gas Property | Sep 2025 |
| 143576 | ZACHRY, E. B | Zapata County, TX | Oil & Gas Property | Sep 2025 |
| 143577 | ZACK | Coffey County, KS | Oil Property | Mar 2022 |
| 143578 | ZACKIE WALTERS | Grady County, OK | Oil & Gas Property | Aug 2025 |
| 143579 | ZACOUR | Armstrong County, PA | Gas Property | Dec 2024 |
| 143580 | ZACREP 2-11 #1H | Williams County, ND | Oil & Gas Property | Sep 2025 |
| 143581 | ZADEL | Weld County, CO | Oil & Gas Property | Nov 2023 |
| 143582 | ZADOW | Richland County, MT | Oil & Gas Property | Aug 2025 |
| 143583 | ZAESKE-ECKOLS | Karnes County, TX | Oil & Gas Property | Sep 2025 |
| 143584 | ZAFT, VALENTINE | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 143585 | ZAGER | Weston County, WY | Oil & Gas Property | Oct 2025 |
| 143586 | ZAHN | Beaver County, PA | Gas Property | Sep 2025 |
| 143587 | ZAHN | Lamb County, TX | Oil & Gas Property | Sep 2025 |
| 143588 | ZAHNER | Washington County, OK | Oil Property | Aug 2025 |
| 143589 | ZAHORSKY | Barton County, KS | Oil Property | Jun 2025 |
| 143590 | ZAHORSKY | Woods County, OK | Oil & Gas Property | Jun 2023 |
| 143591 | ZAHORSKY | Woods County, OK | Oil & Gas Property | Sep 2025 |
| 143592 | ZAHOUREK | Weld County, CO | Oil & Gas Property | Feb 2019 |
| 143593 | ZAHURSKY | Clearfield County, PA | Gas Property | Dec 2024 |
| 143594 | ZAIN 26 | Upton County, TX | Oil & Gas Property | Sep 2025 |
| 143595 | ZAIONTZ A | Karnes County, TX | Oil & Gas Property | Sep 2025 |
| 143596 | ZAIT | Eddy County, NM | Oil Property | Jun 2022 |
| 143597 | ZAJIC | Barton County, KS | Oil Property | Nov 2021 |
| 143598 | ZAKAIB, PAUL JR | Kanawha County, WV | Oil Property | Sep 2002 |
| 143599 | ZALAC | Fayette County, PA | Gas Property | Sep 2025 |
| 143600 | ZALESKI | Bradford County, PA | Gas Property | Sep 2025 |