| 142301 | ZUEHLKE UNIT | Fayette County, TX | Oil & Gas Property | Apr 2026 |
| 142302 | ZUERCHER | Edwards County, KS | Oil & Gas Property | Mar 2026 |
| 142303 | ZUERCHER | Edwards County, KS | Oil & Gas Property | Mar 2026 |
| 142304 | ZUGG | Pawnee County, KS | Oil & Gas Property | Mar 2026 |
| 142305 | ZUIDERVEEN | Missaukee County, MI | Oil & Gas Property | May 2026 |
| 142306 | ZULA 1 | Howard County, TX | Oil & Gas Property | Mar 2026 |
| 142307 | ZULA 18 | Roger Mills County, OK | Oil & Gas Property | Mar 2026 |
| 142308 | ZULCH, SALLY | Madison County, TX | Oil & Gas Property | Mar 2026 |
| 142309 | ZULETTE | Reagan County, TX | Oil & Gas Property | Jan 2026 |
| 142310 | ZULU | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 142311 | ZUM 28-13-7 | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 142312 | ZUM MALLEN | Canadian County, OK | Oil & Gas Property | Feb 2021 |
| 142313 | ZUM MALLEN 1307 | Canadian County, OK | Oil & Gas Property | Mar 2026 |
| 142314 | ZUMA 3 | Loving County, TX | Oil & Gas Property | Apr 2026 |
| 142315 | ZUMA 57-T1-3X10 | Loving County, TX | Oil & Gas Property | Apr 2026 |
| 142316 | ZUMBACH UNIT | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 142317 | ZUMBRO | Franklin County, MS | Oil & Gas Property | Jul 2021 |
| 142318 | ZUMMALLEN | Kingfisher County, OK | Oil & Gas Property | Mar 2026 |
| 142319 | ZUMPETTA, LAWRENCE ET AL ZMBG | Wetzel County, WV | Oil & Gas Property | Dec 2021 |
| 142320 | ZUMWALT | Colusa County, CA | Gas Property | Mar 2026 |
| 142321 | ZUMWALT | Stephens County, OK | Oil & Gas Property | Mar 2026 |
| 142322 | ZUMWALT | Colusa County, CA | Gas Property | Jul 2005 |
| 142323 | ZUMWALT | Colusa County, CA | Gas Property | Jun 1988 |
| 142324 | ZUMWALT | Glenn County, CA | Gas Property | Sep 2009 |
| 142325 | ZUMWALT | Glenn County, CA | Gas Property | Sep 1988 |
| 142326 | ZUPSIC | Allegheny County, PA | Gas Property | Dec 2025 |
| 142327 | ZURBRUGG | Columbiana County, OH | Oil & Gas Property | Dec 2025 |
| 142328 | ZURICH | Seminole County, OK | Oil & Gas Property | Mar 2026 |
| 142329 | ZURICH TOWNSITE | Rooks County, KS | Oil Property | Aug 1999 |
| 142330 | ZUTZ 5693 44-12T | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 142331 | ZVOLANEK | Ellsworth County, KS | Oil Property | Mar 2026 |
| 142332 | ZWAHLEN | Muskingum County, OH | Oil & Gas Property | Dec 2025 |
| 142333 | ZWEIG | Gray County, TX | Gas Property | Apr 2004 |
| 142334 | ZWENKE 34-11H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 142335 | ZWERNEMANN | Jim Wells County, TX | Oil & Gas Property | Sep 2025 |
| 142336 | ZWEYGARDT | Cheyenne County, KS | Oil & Gas Property | Mar 2026 |
| 142337 | ZWEYGARDT | Cheyenne County, KS | Gas Property | Mar 2026 |
| 142338 | ZWEYGARDT | Cheyenne County, KS | Gas Property | Mar 2026 |
| 142339 | ZWICK | Rice County, KS | Oil Property | Mar 2026 |
| 142340 | ZWILLICH | Ellsworth County, KS | Oil Property | Mar 2026 |
| 142341 | ZWIRN | Yuma County, CO | Gas Property | Apr 2026 |
| 142342 | ZWIRN | Yuma County, CO | Gas Property | Apr 2026 |
| 142343 | ZYBACH | Wheeler County, TX | Oil & Gas Property | Apr 2026 |
| 142344 | ZYBACH | Wheeler County, TX | Oil & Gas Property | Apr 2026 |
| 142345 | ZYBACH 6 | Wheeler County, TX | Oil & Gas Property | Feb 2025 |
| 142346 | ZYBACH-T | Wheeler County, TX | Oil & Gas Property | Apr 2026 |
| 142347 | ZYSK FEDERAL 1-A | Campbell County, WY | Oil & Gas Property | May 2026 |
| 142348 | [14744] CASTLE BLACK 6 1 B2CD FEDERAL CO | Lea County, NM | Oil & Gas Property | Apr 2026 |
| 142349 | `ALONE CORA ESTATE | Caldwell County, TX | Oil & Gas Property | Mar 2026 |
| 142350 | `IDEWATER OIL CO. FEE | Liberty County, TX | Oil & Gas Property | Jul 2025 |