| 92101 | OAKES | Dewey County, OK | Oil & Gas Property | Jul 2026 |
| 92102 | OAKES | Dewey County, OK | Oil & Gas Property | Jul 2026 |
| 92103 | OAKES | Woodson County, KS | Oil Property | May 2012 |
| 92104 | OAKES | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 92105 | OAKES | McKean County, PA | Oil Property | Dec 2007 |
| 92106 | OAKES | Barber County, KS | Oil & Gas Property | May 2026 |
| 92107 | OAKES | Woodson County, KS | Oil Property | Feb 2026 |
| 92108 | OAKES | Love County, OK | Oil & Gas Property | Jun 2026 |
| 92109 | OAKES 25 | Texas County, OK | Oil & Gas Property | Jun 2026 |
| 92110 | OAKES C.W. ESTATE | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 92111 | OAKES G B | Chautauqua County, KS | Oil Property | May 2026 |
| 92112 | OAKES PAT GAS UNIT | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 92113 | OAKES T.C. ESTATE GAS UNIT | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 92114 | OAKES, OLLIE | Metcalfe County, KY | Oil Property | Nov 2004 |
| 92115 | OAKES-TURNER GAS UNIT NO. 1 | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 92116 | OAKHURST F | Montgomery County, KS | Gas Property | Aug 2024 |
| 92117 | OAKLAND | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 92118 | OAKLAND | Lincoln County, OK | Oil & Gas Property | Jul 2026 |
| 92119 | OAKLAND | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 92120 | OAKLAND | Adams County, MS | Oil Property | Jan 1997 |
| 92121 | OAKLAND | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 92122 | OAKLAND 151-103-29B-32-1H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 92123 | OAKLAND CEMET | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 92124 | OAKLAND CORP | Cass County, TX | Oil & Gas Property | Nov 2022 |
| 92125 | OAKLAND CORP WATERFLOOD UNIT | Cass County, TX | Oil & Gas Property | Apr 2026 |
| 92126 | OAKLAND FEDERAL 1 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 92127 | OAKLEAF, LINN | Labette County, KS | Gas Property | May 2026 |
| 92128 | OAKLEY | Hopkins County, KY | Oil Property | Feb 2022 |
| 92129 | OAKLEY | Dewey County, OK | Oil & Gas Property | Jun 2026 |
| 92130 | OAKLEY 27-34-1TH | Campbell County, WY | Oil & Gas Property | Jun 2026 |
| 92131 | OAKLEY FED | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 92132 | OAKLIEF-SHARROCK | Coshocton County, OH | Oil & Gas Property | Dec 2025 |
| 92133 | OAKMAN | Love County, OK | Oil & Gas Property | Jul 2026 |
| 92134 | OAKMONT | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 92135 | OAKMONT 11 10 STATE COM | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 92136 | OAKMONT 1505 | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 92137 | OAKMONT COUNT | Allegheny County, PA | Gas Property | Dec 2025 |
| 92138 | OAKMONT EAST | Allegheny County, PA | Gas Property | Dec 2025 |
| 92139 | OAKMONT-SAWGRASS | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 92140 | OAKRIDGE | Ventura County, CA | Oil & Gas Property | Jul 2026 |
| 92141 | OAKRIDGE | Chautauqua County, KS | Oil & Gas Property | Jun 2015 |
| 92142 | OAKS | Johnson County, TX | Oil & Gas Property | May 2026 |
| 92143 | OAKS | Custer County, OK | Oil & Gas Property | Jun 2026 |
| 92144 | OAKS | Caddo County, OK | Oil Property | Oct 2025 |
| 92145 | OAKS | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 92146 | OAKS STATE | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 92147 | OAKSON A FEDERAL | Chaves County, NM | Oil Property | Oct 2001 |
| 92148 | OAKSON B FEDERAL | Chaves County, NM | Oil & Gas Property | Nov 2009 |
| 92149 | OAKWOOD | Los Angeles County, CA | Oil & Gas Property | Mar 2001 |
| 92150 | OAKWOOD | Tarrant County, TX | Gas Property | Jun 2026 |
| 92151 | OAKWOOD CLUB | Cuyahoga County, OH | Oil & Gas Property | Dec 2015 |
| 92152 | OAKWOOD REALTY | Jefferson County, TX | Oil & Gas Property | Mar 2026 |
| 92153 | OARE A | Alfalfa County, OK | Oil & Gas Property | Feb 2014 |
| 92154 | OAS 31-161-92H | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 92155 | OASIS | Comanche County, KS | Oil & Gas Property | May 2026 |
| 92156 | OASIS 9-16-33-40 | Mitchell County, TX | Oil & Gas Property | Jun 2026 |
| 92157 | OASIS MEIERS 5692 | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 92158 | OASIS UNIT | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 92159 | OAT MOUNTAIN | Los Angeles County, CA | Oil & Gas Property | Jul 2026 |
| 92160 | OATES | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 92161 | OATES | Hutchinson County, TX | Oil & Gas Property | Jun 2026 |
| 92162 | OATES | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 92163 | OATES 21-27H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 92164 | OATES G | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 92165 | OATES J. S | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 92166 | OATES UNIT | Polk County, TX | Oil & Gas Property | Jun 2026 |
| 92167 | OATHOUT | Sumner County, KS | Oil Property | Jan 2026 |
| 92168 | OATMAN | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 92169 | OATMAN | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 92170 | OATMAN STATE UNIT 11-14 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 92171 | OATMEAL 8 FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 92172 | OATS UT 2-26 3-3-23-14-1 | Duchesne County, UT | Oil & Gas Property | Jun 2026 |
| 92173 | OB H1 | Shelby County, TX | Gas Property | Jun 2026 |
| 92174 | OBACH | Stark County, ND | Oil & Gas Property | Nov 2016 |
| 92175 | OBANION | Harrison County, TX | Oil & Gas Property | Sep 2021 |
| 92176 | OBANION | Marshall County, OK | Oil & Gas Property | Jun 2026 |
| 92177 | OBANION | Fresno County, CA | Gas Property | Aug 1997 |
| 92178 | OBANION | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 92179 | OBANION | Harrison County, TX | Oil & Gas Property | Jul 2014 |
| 92180 | OBANION A | Harrison County, TX | Oil & Gas Property | Jan 2021 |
| 92181 | OBANION J. T. DR | Caldwell County, TX | Oil & Gas Property | Jun 2026 |
| 92182 | OBANNON | Licking County, OH | Oil & Gas Property | Dec 2025 |
| 92183 | OBARR | Union County, AR | Oil Property | May 1966 |
| 92184 | OBELE-STEWART | Grant County, OK | Oil & Gas Property | Jul 2019 |
| 92185 | OBELE/KATIE | Garvin County, OK | Oil & Gas Property | Nov 2025 |
| 92186 | OBENHAUS | Colorado County, TX | Oil & Gas Property | Jun 2026 |
| 92187 | OBENHAUS | Wichita County, TX | Oil & Gas Property | Jun 2026 |
| 92188 | OBENHAUS | Wharton County, TX | Oil & Gas Property | Jun 2026 |
| 92189 | OBENOUR 150-99-2 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 92190 | OBENOUR 150-99-33-28-8H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 92191 | OBER 20-5 | Bottineau County, ND | Oil Property | Jun 2026 |
| 92192 | OBER UNIT | Bradford County, PA | Gas Property | Jun 2026 |
| 92193 | OBER UNIT | Westmoreland County, PA | Gas Property | Dec 2025 |
| 92194 | OBERGFELL | Richland County, MT | Oil & Gas Property | Jun 2026 |
| 92195 | OBERHANSLY | Uintah County, UT | Oil & Gas Property | Jun 2026 |
| 92196 | OBERHOLTZER | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 92197 | OBERLANDER | Garfield County, OK | Oil Property | May 2017 |
| 92198 | OBERLE | Rice County, KS | Oil Property | Feb 2026 |
| 92199 | OBERLE | Rice County, KS | Oil Property | Jun 2025 |
| 92200 | OBERLE | Rice County, KS | Oil Property | May 2025 |