| Property Name | Property Location | Property Type | Most Recent Production | |
|---|---|---|---|---|
| 129101 | UNDERHILL | Marshall County, OK | Oil Property | Aug 2024 |
| 129102 | UNDERHILL COAL | Clearfield County, PA | Gas Property | Dec 2023 |
| 129103 | UNDERWOOD | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 129104 | UNDERWOOD | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 129105 | UNDERWOOD | Tyler County, WV | Oil & Gas Property | Dec 2021 |
| 129106 | UNDERWOOD | Kearny County, KS | Gas Property | May 2026 |
| 129107 | UNDERWOOD | Caddo Parish, LA | Oil Property | Jan 2025 |
| 129108 | UNDERWOOD | McLean County, KY | Oil Property | Aug 2017 |
| 129109 | UNDERWOOD | Milam County, TX | Oil & Gas Property | Jun 2026 |
| 129110 | UNDERWOOD | Red River County, TX | Oil & Gas Property | Jun 2026 |
| 129111 | UNDERWOOD | Greenwood County, KS | Oil Property | May 2026 |
| 129112 | UNDERWOOD | Beaver County, OK | Oil & Gas Property | Oct 2018 |
| 129113 | UNDERWOOD | Barton County, KS | Oil Property | May 2026 |
| 129114 | UNDERWOOD | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 129115 | UNDERWOOD | Beaver County, OK | Gas Property | Jan 2024 |
| 129116 | UNDERWOOD | Chautauqua County, KS | Oil Property | Apr 2026 |
| 129117 | UNDERWOOD | Campbell County, WY | Oil & Gas Property | May 2005 |
| 129118 | UNDERWOOD | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 129119 | UNDERWOOD | Coshocton County, OH | Oil & Gas Property | Dec 2025 |
| 129120 | UNDERWOOD | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 129121 | UNDERWOOD | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 129122 | UNDERWOOD | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 129123 | UNDERWOOD | Doddridge County, WV | Oil & Gas Property | Oct 2021 |
| 129124 | UNDERWOOD | Faulkner County, AR | Gas Property | Jul 2024 |
| 129125 | UNDERWOOD | Haskell County, OK | Gas Property | Jun 2026 |
| 129126 | UNDERWOOD | Perry County, OH | Oil & Gas Property | Dec 2025 |
| 129127 | UNDERWOOD 33-7-15 | La Plata County, CO | Gas Property | Apr 2026 |
| 129128 | UNDERWOOD A | Seward County, KS | Oil & Gas Property | May 2026 |
| 129129 | UNDERWOOD, CHARLES G | Doddridge County, WV | Gas Property | Dec 2021 |
| 129130 | UNDERWOOD, RALPH | Tyler County, WV | Gas Property | Dec 2021 |
| 129131 | UNDERWOOD, RAYMOND | Tyler County, WV | Oil & Gas Property | Dec 2021 |
| 129132 | UNDERWOOD, RICHARD M | Wetzel County, WV | Oil & Gas Property | Dec 2021 |
| 129133 | UNDERWOOD-BREEN | Denton County, TX | Oil & Gas Property | Jun 2026 |
| 129134 | UNDERWOOD-JOHNSON 1 | Hutchinson County, TX | Oil & Gas Property | May 2026 |
| 129135 | UNDHJEM 1 | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 129136 | UNDINE | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 129137 | UNEY 24-1 | Stanton County, KS | Oil & Gas Property | May 2005 |
| 129138 | UNFORGIVEN 34 113-114 | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 129139 | UNGER | Armstrong County, PA | Gas Property | Dec 2025 |
| 129140 | UNGER | Monroe County, OH | Oil & Gas Property | Dec 2025 |
| 129141 | UNGER | Decatur County, KS | Oil Property | Aug 1988 |
| 129142 | UNGER | Yuma County, CO | Gas Property | May 2026 |
| 129143 | UNGER | Decatur County, KS | Oil Property | Mar 1995 |
| 129144 | UNGER | Yuma County, CO | Gas Property | May 2026 |
| 129145 | UNGER | Tuscarawas County, OH | Oil & Gas Property | Dec 2025 |
| 129146 | UNGLES | Haskell County, KS | Oil & Gas Property | May 2026 |
| 129147 | UNGLES | Haskell County, KS | Oil & Gas Property | May 2026 |
| 129148 | UNGLES | Haskell County, KS | Gas Property | May 2026 |
| 129149 | UNGUREAN | Coshocton County, OH | Oil & Gas Property | Dec 2025 |
| 129150 | UNI-UPR | Weld County, CO | Oil & Gas Property | Jun 2020 |
| 129151 | UNICORN | Johnson County, TX | Gas Property | Jun 2026 |
| 129152 | UNICORN UNIT | Borden County, TX | Oil & Gas Property | Jun 2026 |
| 129153 | UNIMIN UNIT | Somervell County, TX | Oil & Gas Property | Jun 2026 |
| 129154 | UNION | Kern County, CA | Oil & Gas Property | Jun 2024 |
| 129155 | UNION | Union Parish, LA | Gas Property | Dec 2024 |
| 129156 | UNION | Hodgeman County, KS | Oil Property | Mar 2025 |
| 129157 | UNION | Garfield County, CO | Oil & Gas Property | May 2026 |
| 129158 | UNION | Union Parish, LA | Gas Property | Dec 2000 |
| 129159 | UNION | Orange County, CA | Oil & Gas Property | Jul 2026 |
| 129160 | UNION | Fremont County, WY | Oil & Gas Property | Oct 2017 |
| 129161 | UNION | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 129162 | UNION | Chaves County, NM | Oil Property | Feb 2007 |
| 129163 | UNION 33 FEDERAL | Chaves County, NM | Gas Property | Jul 2024 |
| 129164 | UNION 35 FEDERAL | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 129165 | UNION ANNEX | Santa Barbara County, CA | Oil & Gas Property | Mar 1986 |
| 129166 | UNION BANK | Kern County, CA | Oil & Gas Property | Jun 2026 |
| 129167 | UNION CAMP | Tuscarawas County, OH | Oil & Gas Property | Dec 2025 |
| 129168 | UNION CARB | Noble County, OH | Oil & Gas Property | Dec 2025 |
| 129169 | UNION CARBIDE | Kanawha County, WV | Oil & Gas Property | Dec 2021 |
| 129170 | UNION CARBIDE CORP | Washington County, OH | Oil & Gas Property | Dec 1986 |
| 129171 | UNION CENT | Nueces County, TX | Oil & Gas Property | May 2026 |
| 129172 | UNION CENTRAL | Wilson County, KS | Oil & Gas Property | Sep 2024 |
| 129173 | UNION CENTRAL | Denton County, TX | Oil & Gas Property | Jun 2026 |
| 129174 | UNION CENTRAL LIFE INS | Nueces County, TX | Gas Property | Jun 2026 |
| 129175 | UNION CENTRAL-CONDEE WELCH (SA) 1H | Denton County, TX | Oil & Gas Property | Jun 2026 |
| 129176 | UNION CITY | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 129177 | UNION DARBONNE | Ouachita Parish, LA | Gas Property | Nov 2024 |
| 129178 | UNION GOVT | Grand County, UT | Oil & Gas Property | Jul 2026 |
| 129179 | UNION HILL | Washington County, TX | Oil & Gas Property | Jun 2026 |
| 129180 | UNION KING FEE | Kern County, CA | Oil & Gas Property | Sep 1986 |
| 129181 | UNION LAND CO | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 129182 | UNION PACIFIC | Rio Blanco County, CO | Oil & Gas Property | May 2026 |
| 129183 | UNION PACIFIC | Sweetwater County, WY | Oil & Gas Property | Apr 2009 |
| 129184 | UNION PACIFIC | Albany County, WY | Oil Property | Jul 2026 |
| 129185 | UNION PACIFIC | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 129186 | UNION PACIFIC 7 | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 129187 | UNION POWER C | Union Parish, LA | Gas Property | Dec 2024 |
| 129188 | UNION PROD | Union Parish, LA | Gas Property | Dec 2024 |
| 129189 | UNION PRODUCING | Ouachita Parish, LA | Gas Property | Nov 2024 |
| 129190 | UNION RAILROAD | Allegheny County, PA | Gas Property | Dec 2025 |
| 129191 | UNION RANCH | Webb County, TX | Oil & Gas Property | May 2026 |
| 129192 | UNION SAWMILL | Union County, AR | Oil Property | Jul 2026 |
| 129193 | UNION SI FEDERAL | Chaves County, NM | Oil & Gas Property | Jul 2022 |
| 129194 | UNION ST | Union Parish, LA | Gas Property | Nov 2024 |
| 129195 | UNION STATE | Lea County, NM | Oil & Gas Property | Jul 2026 |
| 129196 | UNION STATE | Lea County, NM | Oil & Gas Property | Dec 2005 |
| 129197 | UNION SUGAR | Santa Barbara County, CA | Oil & Gas Property | Mar 2026 |
| 129198 | UNION SUGAR | Santa Barbara County, CA | Oil & Gas Property | Jul 2026 |
| 129199 | UNION VALLEY A | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 129200 | UNION-CONTINENTAL | Santa Barbara County, CA | Oil & Gas Property | Dec 2012 |