| 1 | U D SAWYER | Lea County, NM | Oil & Gas Property | Mar 1997 |
| 2 | U S M 00 | Lea County, NM | Oil & Gas Property | Jul 2025 |
| 3 | U S SMELTING FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2015 |
| 4 | UNCLE CHES 21 16 FEDERAL COM | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 5 | UNCLE CHES 21 16 FEDERAL COM 125H | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 6 | UNCLE SAM | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 7 | UNCLE SAM 13 | Lea County, NM | Oil & Gas Property | May 2022 |
| 8 | UNDAUNTED BSD STATE COM | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 9 | UNION STATE | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 10 | UNION STATE | Lea County, NM | Oil & Gas Property | Dec 2005 |
| 11 | UNITED ROYALTY A | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 12 | UNO STATE | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 13 | URRACA 11 AV FEDERAL COM | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 14 | URRACA 11 SB FEDERAL | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 15 | URRACA FEDERAL | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 16 | URSA MAJOR 8 FEDERAL | Lea County, NM | Oil & Gas Property | Sep 2025 |
| 17 | USA BOURDON 18 | Lea County, NM | Oil & Gas Property | Aug 2025 |
| 18 | USHANKA FEDERAL COM | Lea County, NM | Oil & Gas Property | Sep 2025 |