| Property Name | Property Location | Property Type | Most Recent Production | |
|---|---|---|---|---|
| 141501 | ZUMWALT | Stephens County, OK | Oil & Gas Property | Mar 2026 |
| 141502 | ZUMWALT | Colusa County, CA | Gas Property | Jul 2005 |
| 141503 | ZUMWALT | Colusa County, CA | Gas Property | Jun 1988 |
| 141504 | ZUMWALT | Glenn County, CA | Gas Property | Sep 2009 |
| 141505 | ZUPSIC | Allegheny County, PA | Gas Property | Dec 2025 |
| 141506 | ZURBRUGG | Columbiana County, OH | Oil & Gas Property | Dec 2025 |
| 141507 | ZURICH | Seminole County, OK | Oil & Gas Property | Mar 2026 |
| 141508 | ZURICH TOWNSITE | Rooks County, KS | Oil Property | Aug 1999 |
| 141509 | ZUTZ 5693 44-12T | Mountrail County, ND | Oil & Gas Property | Apr 2026 |
| 141510 | ZVOLANEK | Ellsworth County, KS | Oil Property | Jan 2026 |
| 141511 | ZWAHLEN | Muskingum County, OH | Oil & Gas Property | Dec 2025 |
| 141512 | ZWEIG | Gray County, TX | Gas Property | Apr 2004 |
| 141513 | ZWENKE 34-11H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 141514 | ZWERNEMANN | Jim Wells County, TX | Oil & Gas Property | Sep 2025 |
| 141515 | ZWEYGARDT | Cheyenne County, KS | Oil & Gas Property | Feb 2026 |
| 141516 | ZWEYGARDT | Cheyenne County, KS | Gas Property | Feb 2026 |
| 141517 | ZWEYGARDT | Cheyenne County, KS | Gas Property | Feb 2026 |
| 141518 | ZWICK | Rice County, KS | Oil Property | Jan 2026 |
| 141519 | ZWILLICH | Ellsworth County, KS | Oil Property | Feb 2026 |
| 141520 | ZWIRN | Yuma County, CO | Gas Property | Apr 2026 |
| 141521 | ZWIRN | Yuma County, CO | Gas Property | Apr 2026 |
| 141522 | ZYBACH | Wheeler County, TX | Oil & Gas Property | Apr 2026 |
| 141523 | ZYBACH | Wheeler County, TX | Oil & Gas Property | Apr 2026 |
| 141524 | ZYBACH 6 | Wheeler County, TX | Oil & Gas Property | Feb 2025 |
| 141525 | ZYBACH-T | Wheeler County, TX | Oil & Gas Property | Apr 2026 |
| 141526 | ZYSK FEDERAL 1-A | Campbell County, WY | Oil & Gas Property | May 2026 |
| 141527 | [14744] CASTLE BLACK 6 1 B2CD FEDERAL CO | Lea County, NM | Oil & Gas Property | Apr 2026 |
| 141528 | `ALONE CORA ESTATE | Caldwell County, TX | Oil & Gas Property | Mar 2026 |
| 141529 | `IDEWATER OIL CO. FEE | Liberty County, TX | Oil & Gas Property | Jul 2025 |