| 143001 | ZULCH, SALLY | Madison County, TX | Oil & Gas Property | Jun 2025 |
| 143002 | ZULETTE | Reagan County, TX | Oil & Gas Property | Jun 2025 |
| 143003 | ZULU | Mountrail County, ND | Oil & Gas Property | Jul 2025 |
| 143004 | ZUM 28-13-7 | Canadian County, OK | Oil & Gas Property | Jun 2025 |
| 143005 | ZUM MALLEN | Canadian County, OK | Oil & Gas Property | Feb 2021 |
| 143006 | ZUM MALLEN 1307 | Canadian County, OK | Oil & Gas Property | Jul 2025 |
| 143007 | ZUMA 3 | Loving County, TX | Oil & Gas Property | Jun 2025 |
| 143008 | ZUMA 57-T1-3X10 | Loving County, TX | Oil & Gas Property | Jun 2025 |
| 143009 | ZUMBACH UNIT | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 143010 | ZUMBRO | Franklin County, MS | Oil & Gas Property | Jul 2021 |
| 143011 | ZUMMALLEN | Kingfisher County, OK | Oil & Gas Property | Jun 2025 |
| 143012 | ZUMPETTA, LAWRENCE ET AL ZMBG | Wetzel County, WV | Oil & Gas Property | Dec 2021 |
| 143013 | ZUMWALT | Colusa County, CA | Gas Property | Jul 2025 |
| 143014 | ZUMWALT | Stephens County, OK | Oil & Gas Property | Jun 2025 |
| 143015 | ZUMWALT | Colusa County, CA | Gas Property | Jul 2005 |
| 143016 | ZUMWALT | Colusa County, CA | Gas Property | Jun 1988 |
| 143017 | ZUMWALT | Glenn County, CA | Gas Property | Sep 2009 |
| 143018 | ZUMWALT | Glenn County, CA | Gas Property | Sep 1988 |
| 143019 | ZUPSIC | Allegheny County, PA | Gas Property | Dec 2024 |
| 143020 | ZURBRUGG | Columbiana County, OH | Oil & Gas Property | Dec 2024 |
| 143021 | ZURICH TOWNSITE | Rooks County, KS | Oil Property | Aug 1999 |
| 143022 | ZUTZ 5693 44-12T | Mountrail County, ND | Oil & Gas Property | Jul 2025 |
| 143023 | ZVOLANEK | Ellsworth County, KS | Oil Property | Apr 2025 |
| 143024 | ZVOLANEK | Ellsworth County, KS | Oil Property | Apr 2025 |
| 143025 | ZWAHLEN | Muskingum County, OH | Oil & Gas Property | Dec 2022 |
| 143026 | ZWEIG | Gray County, TX | Gas Property | Apr 2004 |
| 143027 | ZWENKE 34-11H | Dunn County, ND | Oil & Gas Property | Jul 2025 |
| 143028 | ZWERNEMANN | Jim Wells County, TX | Oil & Gas Property | Mar 2025 |
| 143029 | ZWEYGARDT | Cheyenne County, KS | Oil & Gas Property | May 2025 |
| 143030 | ZWEYGARDT | Cheyenne County, KS | Gas Property | May 2025 |
| 143031 | ZWEYGARDT | Cheyenne County, KS | Gas Property | May 2025 |
| 143032 | ZWICK | Rice County, KS | Oil Property | May 2025 |
| 143033 | ZWILLICH | Ellsworth County, KS | Oil Property | May 2025 |
| 143034 | ZWIRN | Yuma County, CO | Gas Property | Jul 2025 |
| 143035 | ZWIRN | Yuma County, CO | Gas Property | Jul 2025 |
| 143036 | ZYBACH | Wheeler County, TX | Oil & Gas Property | Jun 2025 |
| 143037 | ZYBACH | Wheeler County, TX | Oil & Gas Property | Jun 2025 |
| 143038 | ZYBACH 6 | Wheeler County, TX | Oil & Gas Property | Jun 2025 |
| 143039 | ZYBACH-T | Wheeler County, TX | Oil & Gas Property | Jun 2025 |
| 143040 | ZYSK FEDERAL 1-A | Campbell County, WY | Oil & Gas Property | Jul 2025 |
| 143041 | [14744] CASTLE BLACK 6 1 B2CD FEDERAL CO | Lea County, NM | Oil & Gas Property | Jun 2025 |