| 1101 | OMAHA 15 | Hemphill County, TX | Oil & Gas Property | May 2025 |
| 1102 | OMAHA 175-176 | Ward County, TX | Oil & Gas Property | May 2025 |
| 1103 | OMAHA HOTEL | Ness County, KS | Oil Property | Jan 2011 |
| 1104 | OMAHA WOMAN 24-13-12H | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 1105 | OMAHA-WYOMING | Uinta County, WY | Oil & Gas Property | Oct 2024 |
| 1106 | OMAITS SMF JF | Jefferson County, OH | Gas Property | Mar 2025 |
| 1107 | OMALLEY 1 | Washington County, TX | Oil & Gas Property | May 2025 |
| 1108 | OMAN | Carbon County, UT | Gas Property | Mar 2016 |
| 1109 | OMAN | Jones County, TX | Oil Property | Jan 2022 |
| 1110 | OMAN KAROLYN | Shackelford County, TX | Oil & Gas Property | Dec 2019 |
| 1111 | OMAR | Kern County, CA | Oil & Gas Property | May 2025 |
| 1112 | OMAR | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 1113 | OMAR | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 1114 | OMB 1 | Kern County, CA | Oil & Gas Property | Mar 2018 |
| 1115 | OMB 2 | Kern County, CA | Oil & Gas Property | Jun 2014 |
| 1116 | OMB 3 | Kern County, CA | Oil & Gas Property | Jan 2007 |
| 1117 | OMB 4 | Kern County, CA | Oil & Gas Property | Sep 2015 |
| 1118 | OMEGA | Ventura County, CA | Oil Property | Sep 1998 |
| 1119 | OMEGA 2308 03 | San Juan County, NM | Oil & Gas Property | Jun 2025 |
| 1120 | OMELET 151-94-16B-21H | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 1121 | OMELETTE STATE | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 1122 | OMELVENY PARK | Los Angeles County, CA | Oil & Gas Property | Jun 2025 |
| 1123 | OMER | Garvin County, OK | Oil & Gas Property | May 2025 |
| 1124 | OMER BECHTOL | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 1125 | OMLER | San Juan County, NM | Oil & Gas Property | May 2025 |
| 1126 | OMLID | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 1127 | OMLID | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 1128 | OMMEN | Dewey County, OK | Oil & Gas Property | Jun 2025 |
| 1129 | OMNI-FRAZIER | Denton County, TX | Oil & Gas Property | May 2025 |
| 1130 | OMOHUNDRO | Wichita County, TX | Oil & Gas Property | May 2025 |
| 1131 | OMR (02-188 | Tioga County, PA | Gas Property | Jun 2025 |
| 1132 | ONA 44-3 | Glasscock County, TX | Oil & Gas Property | May 2025 |
| 1133 | ONA BLACK 49 | Wheeler County, TX | Oil & Gas Property | May 2025 |
| 1134 | ONAH | Robertson County, TX | Oil & Gas Property | May 2025 |
| 1135 | ONAN | Henderson County, KY | Oil Property | Oct 2015 |
| 1136 | ONAN | Union County, KY | Oil Property | Nov 2023 |
| 1137 | ONAT | Jack County, TX | Oil & Gas Property | May 2025 |
| 1138 | ONC 00 | Los Angeles County, CA | Oil & Gas Property | May 2025 |
| 1139 | OND 0 | Los Angeles County, CA | Oil & Gas Property | May 2025 |
| 1140 | OND 1-2 | Rush County, KS | Oil Property | Apr 2025 |
| 1141 | ONDRASEK | Rooks County, KS | Oil Property | Apr 2025 |
| 1142 | ONDRASEK MELVIN | Burleson County, TX | Oil & Gas Property | Jul 1993 |
| 1143 | ONDRASEK OL UNIT | Burleson County, TX | Oil & Gas Property | May 2025 |
| 1144 | ONE EYED JOHN 522 | Yoakum County, TX | Oil & Gas Property | May 2025 |
| 1145 | ONE FEATHER USA | McLean County, ND | Oil & Gas Property | Jun 2025 |
| 1146 | ONEAL | Grady County, OK | Oil & Gas Property | May 2025 |
| 1147 | ONEAL | Hutchinson County, TX | Oil & Gas Property | Jan 2025 |
| 1148 | ONEAL | Milam County, TX | Oil & Gas Property | Oct 2007 |
| 1149 | ONEAL | Gray County, TX | Oil & Gas Property | Oct 2020 |
| 1150 | ONEAL | Cooke County, TX | Oil & Gas Property | May 2025 |
| 1151 | ONEAL | Franklin County, AR | Gas Property | Jun 2024 |
| 1152 | ONEAL | Carson County, TX | Oil & Gas Property | May 2025 |
| 1153 | ONEAL | Pittsburg County, OK | Gas Property | May 2025 |
| 1154 | ONEAL | Grady County, OK | Oil & Gas Property | May 2025 |
| 1155 | ONEAL | Midland County, TX | Oil & Gas Property | Jan 2024 |
| 1156 | ONEAL | Rapides Parish, LA | Oil & Gas Property | Dec 2024 |
| 1157 | ONEAL 09-16 | Conway County, AR | Gas Property | Jul 2024 |
| 1158 | ONEAL A | Wilson County, KS | Gas Property | Apr 2020 |
| 1159 | ONEAL B. J. -NORTH | Upton County, TX | Oil & Gas Property | Jan 2017 |
| 1160 | ONEAL B. J. ETAL | Upton County, TX | Oil & Gas Property | May 2025 |
| 1161 | ONEAL B.G. ETAL | Stephens County, TX | Oil & Gas Property | May 2025 |
| 1162 | ONEAL GAS UNIT | Bee County, TX | Oil & Gas Property | May 2025 |
| 1163 | ONEAL SAN ANDRES UNIT | Upton County, TX | Oil & Gas Property | Jan 2017 |
| 1164 | ONEAL, W. L | Smith County, TX | Oil & Gas Property | May 2025 |
| 1165 | ONEAL,BILL JOHN NE/4 SEC 5 UN | Upton County, TX | Oil & Gas Property | May 2025 |
| 1166 | ONEAL-ANNIE 15 | Midland County, TX | Oil & Gas Property | May 2025 |
| 1167 | ONEALL | Clay County, TX | Oil & Gas Property | Apr 2025 |
| 1168 | ONEIDA BAPTIST INSTITUTE | Clay County, KY | Oil & Gas Property | Dec 2023 |
| 1169 | ONEIL | Bee County, TX | Oil & Gas Property | Apr 2025 |
| 1170 | ONEIL | Collingsworth County, TX | Oil & Gas Property | May 2025 |
| 1171 | ONEIL | Cowley County, KS | Oil Property | Mar 2025 |
| 1172 | ONEIL | Blaine County, MT | Gas Property | Jun 2025 |
| 1173 | ONEIL | Dunn County, ND | Oil & Gas Property | Jun 2025 |
| 1174 | ONEIL | Woods County, OK | Oil & Gas Property | May 2025 |
| 1175 | ONEIL | Pecos County, TX | Oil & Gas Property | Dec 2018 |
| 1176 | ONEIL | Cochran County, TX | Oil & Gas Property | Mar 2014 |
| 1177 | ONEIL | Warren County, PA | Oil Property | Dec 2024 |
| 1178 | ONEIL & MCFARREN | Medina County, OH | Oil & Gas Property | Dec 2020 |
| 1179 | ONEIL 4 | Martin County, TX | Oil & Gas Property | May 2025 |
| 1180 | ONEIL FAMILY TRUST ET AL | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 1181 | ONEILL | Logan County, OK | Oil & Gas Property | Sep 2016 |
| 1182 | ONEILL | Phillips County, KS | Oil Property | Apr 2025 |
| 1183 | ONEILL | Logan County, OK | Oil & Gas Property | May 2025 |
| 1184 | ONEILL | Rosebud County, MT | Oil Property | Apr 2025 |
| 1185 | ONEILL | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 1186 | ONEILL | Warren County, PA | Oil Property | Dec 2024 |
| 1187 | ONEILL B | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 1188 | ONEILL FAMILY TRUST ET AL | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 1189 | ONEILL FEDERAL | Eddy County, NM | Gas Property | Jan 2020 |
| 1190 | ONEILL, BETTY J. - TRST | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 1191 | ONEILL, ROBERT | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 1192 | ONEKAMA | Manistee County, MI | Oil & Gas Property | Jun 2025 |
| 1193 | ONEY | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 1194 | ONEY ALTON J. GAS UNIT 1H | Harrison County, TX | Oil & Gas Property | May 2025 |
| 1195 | ONEY HENRY | Harrison County, TX | Oil & Gas Property | May 2025 |
| 1196 | ONEZIME | Acadia Parish, LA | Oil & Gas Property | Jan 2025 |
| 1197 | ONGSTAD | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 1198 | ONIFRO O | McKean County, PA | Oil & Gas Property | Dec 2005 |
| 1199 | ONION | Haskell County, KS | Oil & Gas Property | Apr 2025 |
| 1200 | ONION 1907-0 | Weld County, CO | Oil & Gas Property | Jun 2025 |