| 138501 | ZEPEDA | Caldwell County, TX | Oil & Gas Property | May 2024 |
| 138502 | ZEPHYR 1-36H | Mountrail County, ND | Oil & Gas Property | Jul 2024 |
| 138503 | ZEPHYR FEDERAL | Mountrail County, ND | Oil & Gas Property | Jul 2024 |
| 138504 | ZEPPELIN 1606 | Kingfisher County, OK | Oil & Gas Property | Jun 2024 |
| 138505 | ZEPPELIN 32 W | Eddy County, NM | Oil & Gas Property | Jun 2024 |
| 138506 | ZEPPO | Lipscomb County, TX | Oil & Gas Property | Jun 2024 |
| 138507 | ZEPPO 5 FEDERAL COM 0 | Lea County, NM | Oil & Gas Property | Dec 2023 |
| 138508 | ZERBST | Niobrara County, WY | Oil & Gas Property | Jul 2024 |
| 138509 | ZERBST | Niobrara County, WY | Oil & Gas Property | Mar 2020 |
| 138510 | ZERBST | Niobrara County, WY | Oil & Gas Property | Sep 2018 |
| 138511 | ZERBST FE | Niobrara County, WY | Oil & Gas Property | Jul 2024 |
| 138512 | ZERENER | Sumner County, KS | Oil Property | Apr 2019 |
| 138513 | ZERFAS | Ellis County, KS | Oil Property | May 2024 |
| 138514 | ZERGER | Rooks County, KS | Oil Property | May 2024 |
| 138515 | ZERGER | Kingman County, KS | Oil & Gas Property | Feb 2024 |
| 138516 | ZERGER | Kingman County, KS | Oil & Gas Property | May 2024 |
| 138517 | ZEROVICH 1H | Trumbull County, OH | Oil & Gas Property | Jun 2024 |
| 138518 | ZERR | Logan County, KS | Oil Property | Apr 2024 |
| 138519 | ZERR TRUST | Gove County, KS | Oil Property | May 2024 |
| 138520 | ZERTUCHE | Starr County, TX | Oil & Gas Property | Jun 2024 |
| 138521 | ZERVOS | Greene County, PA | Oil & Gas Property | Dec 2023 |
| 138522 | ZERWER UNIT | Denton County, TX | Oil & Gas Property | Jun 2024 |
| 138523 | ZETA REED | Big Horn County, MT | Oil Property | Jun 2024 |
| 138524 | ZETAS | Andrews County, TX | Oil & Gas Property | Jun 2024 |
| 138525 | ZETKA JOSEF | Jackson County, TX | Oil & Gas Property | Oct 2015 |
| 138526 | ZETTA | Ector County, TX | Oil & Gas Property | Jun 2016 |
| 138527 | ZETTIE 1-23-26XHM | Custer County, OK | Oil & Gas Property | Jun 2024 |
| 138528 | ZEUS | Madison County, TX | Oil & Gas Property | May 2024 |
| 138529 | ZEUS | Westmoreland County, PA | Gas Property | Jul 2024 |
| 138530 | ZEUS 149-93-33D-28H | Dunn County, ND | Oil & Gas Property | Jul 2024 |
| 138531 | ZEUS 2 11 2BS FEDERAL COM | Lea County, NM | Oil & Gas Property | Jun 2024 |
| 138532 | ZEUS 24 | Lea County, NM | Oil & Gas Property | Jul 2024 |
| 138533 | ZEUS 7-6 UNIT | Martin County, TX | Oil & Gas Property | Jun 2024 |
| 138534 | ZEUS FE | Campbell County, WY | Oil & Gas Property | Jun 2024 |
| 138535 | ZEUS STATE | Lea County, NM | Oil & Gas Property | Jul 2024 |
| 138536 | ZEV 22 UNIT 1H | Culberson County, TX | Oil & Gas Property | Jun 2024 |
| 138537 | ZGABAY | Lee County, TX | Oil & Gas Property | Jun 2024 |
| 138538 | ZGABAY A | Dewitt County, TX | Oil & Gas Property | Jun 2024 |
| 138539 | ZGABAY B UNIT | Lee County, TX | Oil Property | Jun 2024 |
| 138540 | ZGABAY EF UNIT | Burleson County, TX | Oil & Gas Property | Jun 2024 |
| 138541 | ZGABAY,RAYMOND | Burleson County, TX | Oil & Gas Property | Apr 2020 |
| 138542 | ZGRABIK | Ashtabula County, OH | Oil & Gas Property | Dec 2016 |
| 138543 | ZHOU X.X | Caldwell County, TX | Oil Property | Apr 2024 |
| 138544 | ZHU 2331 WC | Eddy County, NM | Oil & Gas Property | Jul 2024 |
| 138545 | ZIA AHZ FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jun 2024 |
| 138546 | ZIA FEDERAL COM | Lea County, NM | Oil & Gas Property | Jul 2024 |
| 138547 | ZIA HILLS UNIT | Eddy County, NM | Oil & Gas Property | Jul 2024 |
| 138548 | ZIA HILLS UNIT 2532 BS | Lea County, NM | Oil & Gas Property | Jul 2024 |
| 138549 | ZICKAFOOSE | Upshur County, WV | Gas Property | Dec 2021 |
| 138550 | ZICKAFOOSE, S. H | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 138551 | ZICKEFOOSE | Upshur County, WV | Oil & Gas Property | Dec 2021 |
| 138552 | ZICKEFOOSE, CHARLES, ET AL | Upshur County, WV | Gas Property | Dec 2021 |
| 138553 | ZIEBOLD, JOHN ET AL | Perry County, KY | Gas Property | Dec 2020 |
| 138554 | ZIEBOLD, W | Knott County, KY | Oil & Gas Property | Dec 2020 |
| 138555 | ZIEGELGRUBER | Oklahoma County, OK | Oil & Gas Property | Sep 2023 |
| 138556 | ZIEGENBALG | Gove County, KS | Oil Property | Apr 2024 |
| 138557 | ZIEGLER | Tarrant County, TX | Gas Property | Jun 2024 |
| 138558 | ZIEGLER | Trego County, KS | Oil Property | Nov 1993 |
| 138559 | ZIEGLER | Warren County, PA | Oil & Gas Property | Dec 2021 |
| 138560 | ZIEGLER | Venango County, PA | Oil Property | Dec 2023 |
| 138561 | ZIEGLER | Sheridan County, KS | Oil Property | May 2024 |
| 138562 | ZIEGLER | Toole County, MT | Gas Property | Jun 2024 |
| 138563 | ZIEGLER | Sheridan County, KS | Oil Property | Aug 2023 |
| 138564 | ZIEGLER | Sheridan County, KS | Oil Property | Feb 2024 |
| 138565 | ZIEGLER | Gregg County, TX | Oil & Gas Property | Jun 2024 |
| 138566 | ZIEGLER | Lavaca County, TX | Oil & Gas Property | Aug 2023 |
| 138567 | ZIEGLER | Logan County, CO | Oil & Gas Property | Jun 2024 |
| 138568 | ZIEGLER 03 001 0 | Bradford County, PA | Gas Property | Jul 2024 |
| 138569 | ZIEGLER TRUST | Gove County, KS | Oil Property | May 2024 |
| 138570 | ZIEGLERS WASH | Lincoln County, WY | Oil & Gas Property | Jul 2024 |
| 138571 | ZIEGLSCHMID | Robertson County, TX | Oil & Gas Property | Jun 2024 |
| 138572 | ZIEHM | Manistee County, MI | Oil & Gas Property | May 1985 |
| 138573 | ZIEMER | Weld County, CO | Oil & Gas Property | Jul 2024 |
| 138574 | ZIENTEK UNIT | Dimmit County, TX | Oil & Gas Property | Jun 2024 |
| 138575 | ZIESKE | Coleman County, TX | Oil & Gas Property | Jun 2024 |
| 138576 | ZIFF | Centre County, PA | Gas Property | Dec 2023 |
| 138577 | ZIFFEL BEY STATE COM | Eddy County, NM | Oil & Gas Property | Dec 2021 |
| 138578 | ZIFFLE | Howard County, TX | Oil & Gas Property | Feb 2023 |
| 138579 | ZIGLER | Stephens County, OK | Oil Property | Jul 2022 |
| 138580 | ZILLINGER | Phillips County, KS | Oil Property | May 2024 |
| 138581 | ZIMA | McClain County, OK | Oil & Gas Property | Jun 2024 |
| 138582 | ZIMBELMAN | Cheyenne County, KS | Gas Property | May 2024 |
| 138583 | ZIMBELMAN | Cheyenne County, KS | Gas Property | May 2024 |
| 138584 | ZIMBELMAN | Cheyenne County, KS | Gas Property | May 2024 |
| 138585 | ZIMBELMAN 1-28 | Cheyenne County, KS | Oil Property | May 2024 |
| 138586 | ZIMMER | Ellis County, KS | Oil & Gas Property | May 2024 |
| 138587 | ZIMMER | Noble County, OH | Oil & Gas Property | Jun 2024 |
| 138588 | ZIMMER | Grant County, KS | Oil & Gas Property | Jan 2002 |
| 138589 | ZIMMER | Barton County, KS | Oil Property | May 2024 |
| 138590 | ZIMMER | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 138591 | ZIMMER | Victoria County, TX | Oil & Gas Property | Jun 2024 |
| 138592 | ZIMMER RONALD 10007 | Washington County, PA | Gas Property | Jun 2024 |
| 138593 | ZIMMER-MCGREGOR FEE | Kern County, CA | Oil Property | Feb 1991 |
| 138594 | ZIMMERER | Cooke County, TX | Oil & Gas Property | Jun 2024 |
| 138595 | ZIMMERHANZEL | Webb County, TX | Oil & Gas Property | Jun 2024 |
| 138596 | ZIMMERHANZEL | Fayette County, TX | Oil & Gas Property | May 2024 |
| 138597 | ZIMMERLI 05 074 0 | Bradford County, PA | Gas Property | Jul 2024 |
| 138598 | ZIMMERLY | Wayne County, OH | Oil & Gas Property | Dec 2023 |
| 138599 | ZIMMERLY | Erie County, PA | Gas Property | Dec 2023 |
| 138600 | ZIMMERMAN | Jefferson County, PA | Gas Property | Dec 2023 |