| 61101 | IRELAND | Upshur County, WV | Oil & Gas Property | Dec 2021 |
| 61102 | IRELAND | Portage County, OH | Oil & Gas Property | Dec 2024 |
| 61103 | IRELAND | Woodson County, KS | Oil Property | Mar 2026 |
| 61104 | IRELAND UNIT | Denton County, TX | Oil & Gas Property | May 2026 |
| 61105 | IRELAND, EMMAL | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 61106 | IRELAND, GUY | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 61107 | IRELAND, KAREN | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 61108 | IRELAND, LYNWOOD | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 61109 | IRENE | Zapata County, TX | Oil & Gas Property | May 2026 |
| 61110 | IRENE | Kingfisher County, OK | Oil & Gas Property | Sep 2019 |
| 61111 | IRENE | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 61112 | IRENE | Texas County, OK | Oil & Gas Property | Apr 2026 |
| 61113 | IRENE | Brazos County, TX | Oil & Gas Property | May 2026 |
| 61114 | IRENE | Woods County, OK | Oil & Gas Property | May 2026 |
| 61115 | IRENE | Payne County, OK | Oil & Gas Property | Nov 1999 |
| 61116 | IRENE | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 61117 | IRENE 12-13H-24 | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 61118 | IRENE BASH | Indiana County, PA | Gas Property | Dec 2025 |
| 61119 | IRENE BURGESS | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 61120 | IRENE DEEM ETAL | Washington County, OH | Oil & Gas Property | Dec 2010 |
| 61121 | IRENE HOVLAND 26-35 XE #1H | Williams County, ND | Oil & Gas Property | May 2026 |
| 61122 | IRENE KOVALOFF | Dunn County, ND | Oil & Gas Property | May 2026 |
| 61123 | IRENE O UNIT 3-18 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61124 | IRENE RANCH | Converse County, WY | Oil & Gas Property | Jun 2026 |
| 61125 | IRENE W WICKER | Claiborne Parish, LA | Oil & Gas Property | Dec 2024 |
| 61126 | IRETA | Blaine County, OK | Oil & Gas Property | Apr 2026 |
| 61127 | IRETON | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 61128 | IRETON "9" | Martin County, TX | Oil & Gas Property | May 2026 |
| 61129 | IRGENS | Williams County, ND | Oil & Gas Property | May 2026 |
| 61130 | IRGENS 41-17 | Williams County, ND | Oil & Gas Property | May 2026 |
| 61131 | IRGENS REXALL | Williams County, ND | Oil & Gas Property | May 2026 |
| 61132 | IRICK | Leavenworth County, KS | Gas Property | Oct 2001 |
| 61133 | IRIDIUM MDP1 28 21 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61134 | IRIGOIN | Richland County, MT | Oil & Gas Property | May 2026 |
| 61135 | IRIGOIN 1-9 | Richland County, MT | Oil & Gas Property | May 2026 |
| 61136 | IRIGOIN STATE 1 | Richland County, MT | Oil & Gas Property | May 2026 |
| 61137 | IRION | Rusk County, TX | Oil & Gas Property | May 2026 |
| 61138 | IRION | Avoyelles Parish, LA | Oil & Gas Property | Dec 2024 |
| 61139 | IRIS | Comanche County, KS | Oil & Gas Property | Oct 2025 |
| 61140 | IRIS GILBERT | Elk County, KS | Oil & Gas Property | Nov 1997 |
| 61141 | IRIS STATE | Chaves County, NM | Gas Property | Jan 2018 |
| 61142 | IRISH | Hale County, TX | Oil & Gas Property | Apr 2020 |
| 61143 | IRISH | San Juan County, NM | Gas Property | May 2026 |
| 61144 | IRISH CREEK | Moffat County, CO | Oil & Gas Property | Aug 2012 |
| 61145 | IRISH HILLS | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61146 | IRISH HILLS YESO | Eddy County, NM | Oil & Gas Property | Aug 2016 |
| 61147 | IRISH PUG | Greene County, PA | Gas Property | Mar 2026 |
| 61148 | IRISH USA 41-25TFH | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 61149 | IRISH WHISKEY FEDERAL | Eddy County, NM | Oil & Gas Property | Apr 2024 |
| 61150 | IRISHTOWN | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 61151 | IRMA | Moore County, TX | Oil Property | May 2026 |
| 61152 | IRMA | Upton County, TX | Oil & Gas Property | May 2026 |
| 61153 | IRMA | Creek County, OK | Oil & Gas Property | Apr 2026 |
| 61154 | IRMA | Kern County, CA | Oil & Gas Property | May 2026 |
| 61155 | IRMA SMITH | Pawnee County, KS | Oil Property | Jul 2025 |
| 61156 | IRMA UNIT | Ector County, TX | Oil & Gas Property | May 2026 |
| 61157 | IRON BEAR | Roosevelt County, MT | Oil & Gas Property | Jun 2015 |
| 61158 | IRON BELLY 1-25 | Carter County, OK | Oil & Gas Property | Apr 2026 |
| 61159 | IRON BRIDGE TANNEHILL A SAND UNT | Dickens County, TX | Oil & Gas Property | May 2026 |
| 61160 | IRON CITY STATE | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61161 | IRON CURTAIN 20-13-10 | Major County, OK | Oil & Gas Property | Apr 2026 |
| 61162 | IRON DUKE | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61163 | IRON DUKE | Madison County, TX | Oil & Gas Property | May 2026 |
| 61164 | IRON DUKE (ALLOCATION) | Madison County, TX | Oil & Gas Property | May 2026 |
| 61165 | IRON EAGLE DEEP UNIT | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61166 | IRON EAGLE UNIT | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61167 | IRON HORSE | Throckmorton County, TX | Oil & Gas Property | Apr 2026 |
| 61168 | IRON HORSE | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 61169 | IRON HORSE | Fremont County, WY | Oil & Gas Property | Jun 2026 |
| 61170 | IRON HORSE | Fremont County, WY | Oil & Gas Property | Sep 2025 |
| 61171 | IRON ISLANDS 11 7 | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61172 | IRON MAN | Washington County, PA | Gas Property | May 2026 |
| 61173 | IRON MASK 36_25-14N-8W | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 61174 | IRON MIKE | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61175 | IRON MOUNTAIN | Polk County, TX | Oil & Gas Property | May 2026 |
| 61176 | IRON POINT UNIT HOTCHKISS 1291 13-24D H1 | Delta County, CO | Oil & Gas Property | May 2026 |
| 61177 | IRON POST | Creek County, OK | Gas Property | Aug 2022 |
| 61178 | IRON RUN | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 61179 | IRON SNAKE 1912 | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 61180 | IRON THRONE FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61181 | IRON WARRIOR | Belmont County, OH | Gas Property | Mar 2026 |
| 61182 | IRONBANK | Williams County, ND | Oil & Gas Property | May 2026 |
| 61183 | IRONBORN 34-27 | Dawson County, TX | Oil & Gas Property | May 2026 |
| 61184 | IRONHORSE 35 36 FEDERAL STATE COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61185 | IRONHORSE 35 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61186 | IRONHOUSE 19 STATE COM | Lea County, NM | Oil & Gas Property | May 2026 |
| 61187 | IRONHOUSE 2 | Lea County, NM | Oil & Gas Property | May 2026 |
| 61188 | IRONHOUSE 3 | Lea County, NM | Oil & Gas Property | May 2026 |
| 61189 | IRONS | Montague County, TX | Oil & Gas Property | Oct 2016 |
| 61190 | IRONS | Belmont County, OH | Oil & Gas Property | Mar 2026 |
| 61191 | IRONSIDE 16-3TFH | Dunn County, ND | Oil & Gas Property | May 2026 |
| 61192 | IRONWOOD | Frio County, TX | Oil & Gas Property | May 2026 |
| 61193 | IROQUIS | Kern County, CA | Oil & Gas Property | Jun 2026 |
| 61194 | IROQUOIS STATE UNIT | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61195 | IRRITABLE 22 STATE COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61196 | IRSIK | Gray County, KS | Oil Property | Aug 1990 |
| 61197 | IRSIK | Hodgeman County, KS | Oil Property | Feb 2026 |
| 61198 | IRSIK EQUITIES | Gray County, KS | Oil Property | Nov 2025 |
| 61199 | IRSIK FEED YARD | Gray County, KS | Oil Property | Jun 1988 |
| 61200 | IRSIK STATE UNIT | Gray County, KS | Oil Property | Jun 1988 |