| 62101 | ISABEL | Kern County, CA | Oil & Gas Property | Jun 2025 |
| 62102 | ISABEL | Sherman County, KS | Gas Property | Apr 2025 |
| 62103 | ISABEL | Ector County, TX | Oil & Gas Property | May 2025 |
| 62104 | ISABEL | Jefferson County, PA | Oil & Gas Property | Dec 2024 |
| 62105 | ISABEL A | San Juan County, NM | Gas Property | May 2025 |
| 62106 | ISABEL REPINE | Indiana County, PA | Gas Property | Dec 2024 |
| 62107 | ISABELLA | Gonzales County, TX | Oil & Gas Property | Apr 2003 |
| 62108 | ISABELLA FEDERAL 6093 42-24H | Burke County, ND | Oil & Gas Property | Jun 2025 |
| 62109 | ISABELLA MAGNESS | Sabine Parish, LA | Oil Property | Dec 2024 |
| 62110 | ISABELLA POWELL | Meigs County, OH | Oil & Gas Property | Dec 2024 |
| 62111 | ISABELLA TTT 41-26HU | Mountrail County, ND | Oil & Gas Property | Jun 2025 |
| 62112 | ISABELLE | Finney County, KS | Oil Property | Apr 2025 |
| 62113 | ISABELLE | Karnes County, TX | Oil & Gas Property | May 2025 |
| 62114 | ISALY | Monroe County, OH | Oil & Gas Property | Mar 2025 |
| 62115 | ISBELL | Garfield County, OK | Oil & Gas Property | May 2025 |
| 62116 | ISBELL | Carter County, OK | Oil Property | Feb 2025 |
| 62117 | ISBELL | Bradford County, PA | Gas Property | May 2025 |
| 62118 | ISBELL | Johnson County, TX | Oil & Gas Property | May 2025 |
| 62119 | ISBELL 21 | Parker County, TX | Oil & Gas Property | May 2025 |
| 62120 | ISBELL HORIZONTAL UNIT | Midland County, TX | Oil & Gas Property | May 2025 |
| 62121 | ISBELL-FRY | Jones County, TX | Oil Property | Sep 2024 |
| 62122 | ISBILL | McClain County, OK | Oil & Gas Property | Feb 2025 |
| 62123 | ISCH | Roger Mills County, OK | Oil & Gas Property | Mar 2025 |
| 62124 | ISCO A | Los Angeles County, CA | Oil & Gas Property | Jan 1993 |
| 62125 | ISEMAN | Armstrong County, PA | Gas Property | Dec 2024 |
| 62126 | ISENBART | Woods County, OK | Oil & Gas Property | May 2025 |
| 62127 | ISENBERGER | Converse County, WY | Gas Property | Nov 2015 |
| 62128 | ISENHOUR | Sublette County, WY | Oil & Gas Property | Jun 2025 |
| 62129 | ISENHOWER | Callahan County, TX | Oil & Gas Property | May 2025 |
| 62130 | ISENHOWER W. EST | Eastland County, TX | Oil & Gas Property | May 2025 |
| 62131 | ISENSEE | Nueces County, TX | Oil & Gas Property | May 2025 |
| 62132 | ISERN | Ness County, KS | Oil Property | Apr 2025 |
| 62133 | ISERN | Barton County, KS | Oil & Gas Property | Apr 2025 |
| 62134 | ISERNHAGEN | Cheyenne County, KS | Gas Property | Apr 2025 |
| 62135 | ISG/DCE | Cuyahoga County, OH | Oil & Gas Property | Dec 2024 |
| 62136 | ISGAR A#4 | La Plata County, CO | Gas Property | May 2025 |
| 62137 | ISHAM | Jim Wells County, TX | Oil & Gas Property | May 2025 |
| 62138 | ISHAM | Texas County, OK | Gas Property | Apr 2025 |
| 62139 | ISHIBASHI | Orange County, CA | Oil & Gas Property | Jul 1989 |
| 62140 | ISHIGURO | Weld County, CO | Oil & Gas Property | Jul 2024 |
| 62141 | ISHMAN | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 62142 | ISIDRO MORENO ET AL | Webb County, TX | Oil & Gas Property | May 2025 |
| 62143 | ISLAND | Seminole County, OK | Oil & Gas Property | Apr 2025 |
| 62144 | ISLAND BUTTE | Montezuma County, CO | Oil & Gas Property | May 2025 |
| 62145 | ISLAND CREEK | Lincoln County, WV | Oil & Gas Property | Dec 2021 |
| 62146 | ISLAND CREEK | Mingo County, WV | Gas Property | Dec 2021 |
| 62147 | ISLAND CREEK CO | Hopkins County, KY | Oil & Gas Property | Dec 2022 |
| 62148 | ISLAND CREEK CO | Logan County, WV | Oil & Gas Property | Dec 2021 |
| 62149 | ISLAND CREEK COAL | Upshur County, WV | Oil & Gas Property | Dec 2021 |
| 62150 | ISLAND CREEK COAL C | McDowell County, WV | Gas Property | Dec 2021 |
| 62151 | ISLAND CREEK COAL CO | Hopkins County, KY | Oil & Gas Property | Dec 2020 |
| 62152 | ISLAND LAKE 6092 12-24H | Burke County, ND | Oil & Gas Property | Jun 2025 |
| 62153 | ISLAND PARK B | Garfield County, CO | Oil & Gas Property | May 2025 |
| 62154 | ISLAND RANCH | Garfield County, CO | Oil & Gas Property | May 2025 |
| 62155 | ISLAND U | Uintah County, UT | Oil & Gas Property | Dec 2015 |
| 62156 | ISLAND U | Uintah County, UT | Oil & Gas Property | May 2025 |
| 62157 | ISLAND UNIT | Uintah County, UT | Oil & Gas Property | May 2025 |
| 62158 | ISLE | Montgomery County, KS | Gas Property | Apr 2025 |
| 62159 | ISLE ROYAL 148-95-02A-11H-TF-LL | Dunn County, ND | Oil & Gas Property | Jun 2025 |
| 62160 | ISLE ROYALE 20-5 | Dawson County, TX | Oil & Gas Property | May 2025 |
| 62161 | ISLER FE | Chaves County, NM | Gas Property | May 2025 |
| 62162 | ISLER FEDERAL | Chaves County, NM | Oil & Gas Property | Jun 2017 |
| 62163 | ISLER PENNZOIL FEDERAL | Chaves County, NM | Gas Property | Apr 2020 |
| 62164 | ISLES LANE | Caddo Parish, LA | Oil Property | Nov 2024 |
| 62165 | ISLEY | Okmulgee County, OK | Gas Property | Jan 2013 |
| 62166 | ISLEY I | Gregg County, TX | Oil & Gas Property | May 2025 |
| 62167 | ISMAY FLODINE | San Juan County, UT | Oil & Gas Property | Jun 2025 |
| 62168 | ISMERT 2 | Reno County, KS | Oil & Gas Property | Mar 2025 |
| 62169 | ISOM | Texas County, OK | Oil & Gas Property | Apr 2025 |
| 62170 | ISOM | Stevens County, KS | Gas Property | Apr 2025 |
| 62171 | ISOM | Hopkins County, TX | Oil & Gas Property | May 2025 |
| 62172 | ISON | Elliott County, KY | Oil Property | Dec 2023 |
| 62173 | ISON, ANDERSON | Elliott County, KY | Oil & Gas Property | Dec 2015 |
| 62174 | ISON, CALLIE | Letcher County, KY | Oil & Gas Property | Dec 2023 |
| 62175 | ISON, JAMES D | Letcher County, KY | Gas Property | Dec 2019 |
| 62176 | ISON, JEFFERSON | Letcher County, KY | Gas Property | Dec 2023 |
| 62177 | ISON, JESSE | Letcher County, KY | Oil & Gas Property | Dec 2023 |
| 62178 | ISON, MOSES 7 | Letcher County, KY | Gas Property | Dec 2023 |
| 62179 | ISON, O D | Elliott County, KY | Oil & Gas Property | Dec 2019 |
| 62180 | ISON, TIVIS & REEDA | Elliott County, KY | Oil & Gas Property | Dec 2018 |
| 62181 | ISPOCOGEE | Tulsa County, OK | Oil Property | Apr 2025 |
| 62182 | ISRAEL | Ford County, KS | Oil Property | Apr 2025 |
| 62183 | ISRAEL | Wise County, TX | Oil & Gas Property | May 2025 |
| 62184 | ISRAEL | Morton County, KS | Oil & Gas Property | Apr 2025 |
| 62185 | ISRAEL BARNETT | Jefferson County, OK | Oil Property | Apr 2025 |
| 62186 | ISRAEL GAS UNIT | Stanton County, KS | Gas Property | Apr 2025 |
| 62187 | ISSLER | Chautauqua County, NY | Gas Property | Dec 2024 |
| 62188 | ISZLEY-USA | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 62189 | ITALIAN STALLION | Fayette County, TX | Oil & Gas Property | May 2025 |
| 62190 | ITCH STATE | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 62191 | ITHACA 15 14 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 62192 | ITHACA 42 | Glasscock County, TX | Oil & Gas Property | May 2025 |
| 62193 | ITHAMAR 41-13TFH | Dunn County, ND | Oil & Gas Property | Jun 2025 |
| 62194 | ITS HEDLEY UNIT 17-27 | Cochran County, TX | Oil & Gas Property | May 2025 |
| 62195 | ITTNER | Cheyenne County, NE | Oil Property | Dec 2024 |
| 62196 | IVA 1-6H | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 62197 | IVA JO | Caddo County, OK | Oil & Gas Property | Apr 2025 |
| 62198 | IVA O MCCABE 1409 | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 62199 | IVA THOMSON | Clearfield County, PA | Gas Property | Dec 2024 |
| 62200 | IVAN | McKenzie County, ND | Oil & Gas Property | Jun 2025 |