| 61001 | IRELAND | Woodson County, KS | Oil Property | Dec 1985 |
| 61002 | IRELAND UNIT | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 61003 | IRELAND, EMMAL | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 61004 | IRELAND, GUY | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 61005 | IRELAND, KAREN | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 61006 | IRELAND, LYNWOOD | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 61007 | IRENE | Zapata County, TX | Oil & Gas Property | Jan 2025 |
| 61008 | IRENE | Pittsburg County, OK | Gas Property | Jan 2025 |
| 61009 | IRENE | Kingfisher County, OK | Oil & Gas Property | Sep 2019 |
| 61010 | IRENE | Roger Mills County, OK | Oil & Gas Property | Jan 2025 |
| 61011 | IRENE | Texas County, OK | Oil & Gas Property | Jan 2025 |
| 61012 | IRENE | Brazos County, TX | Oil & Gas Property | Dec 2024 |
| 61013 | IRENE | Payne County, OK | Oil & Gas Property | Nov 1999 |
| 61014 | IRENE | Dewey County, OK | Oil & Gas Property | Jan 2025 |
| 61015 | IRENE | Love County, OK | Oil & Gas Property | Jan 2025 |
| 61016 | IRENE 12-13H-24 | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 61017 | IRENE 2 | Woods County, OK | Oil & Gas Property | Jun 2022 |
| 61018 | IRENE B 2-28-17 | Woods County, OK | Oil & Gas Property | Jan 2025 |
| 61019 | IRENE BASH | Indiana County, PA | Gas Property | Dec 2024 |
| 61020 | IRENE BURGESS | Dewey County, OK | Oil & Gas Property | Jan 2025 |
| 61021 | IRENE DEEM ETAL | Washington County, OH | Oil & Gas Property | Dec 2010 |
| 61022 | IRENE DIXON | Hemphill County, TX | Oil & Gas Property | Sep 2024 |
| 61023 | IRENE ELL 11-1H | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 61024 | IRENE HOVLAND 26-35 XE #1H | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 61025 | IRENE KOVALOFF | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 61026 | IRENE O UNIT 3-18 | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 61027 | IRENE RANCH | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 61028 | IRENE W WICKER | Claiborne Parish, LA | Oil & Gas Property | Dec 2024 |
| 61029 | IRETA | Blaine County, OK | Oil & Gas Property | Jan 2025 |
| 61030 | IRETON | Dewey County, OK | Oil & Gas Property | Jan 2025 |
| 61031 | IRGENS | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 61032 | IRGENS 41-17 | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 61033 | IRGENS REXALL | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 61034 | IRICK | Leavenworth County, KS | Gas Property | Oct 2001 |
| 61035 | IRIDIUM MDP1 28 21 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 61036 | IRIGOIN | Richland County, MT | Oil & Gas Property | Jan 2025 |
| 61037 | IRIGOIN 1-9 | Richland County, MT | Oil & Gas Property | Jan 2025 |
| 61038 | IRIGOIN STATE 1 | Richland County, MT | Oil & Gas Property | Jan 2025 |
| 61039 | IRION | Rusk County, TX | Oil & Gas Property | Jan 2025 |
| 61040 | IRION | Avoyelles Parish, LA | Oil & Gas Property | Dec 2024 |
| 61041 | IRIS | Comanche County, KS | Oil & Gas Property | Sep 2024 |
| 61042 | IRIS BOOKOUT | Washita County, OK | Oil & Gas Property | Feb 2025 |
| 61043 | IRIS GILBERT | Elk County, KS | Oil & Gas Property | Nov 1997 |
| 61044 | IRIS STATE | Chaves County, NM | Gas Property | Jan 2018 |
| 61045 | IRISH | Hale County, TX | Oil & Gas Property | Apr 2020 |
| 61046 | IRISH | San Juan County, NM | Gas Property | Jan 2025 |
| 61047 | IRISH CREEK | Moffat County, CO | Oil & Gas Property | Aug 2012 |
| 61048 | IRISH HILLS | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 61049 | IRISH HILLS YESO | Eddy County, NM | Oil & Gas Property | Aug 2016 |
| 61050 | IRISH PUG | Greene County, PA | Gas Property | Jan 2025 |
| 61051 | IRISH USA 41-25TFH | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 61052 | IRISH WHISKEY FEDERAL | Eddy County, NM | Oil & Gas Property | Apr 2024 |
| 61053 | IRISHTOWN | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 61054 | IRMA | Moore County, TX | Oil Property | Jan 2025 |
| 61055 | IRMA | Upton County, TX | Oil & Gas Property | Jan 2025 |
| 61056 | IRMA | Creek County, OK | Oil & Gas Property | Jan 2025 |
| 61057 | IRMA | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 61058 | IRMA SMITH | Pawnee County, KS | Oil Property | Sep 2023 |
| 61059 | IRON BEAR | Roosevelt County, MT | Oil & Gas Property | Jun 2015 |
| 61060 | IRON BELLY 1-25 | Carter County, OK | Oil & Gas Property | Jan 2025 |
| 61061 | IRON BRIDGE TANNEHILL A SAND UNT | Dickens County, TX | Oil & Gas Property | Jan 2025 |
| 61062 | IRON CITY STATE | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 61063 | IRON CURTAIN 20-13-10 | Major County, OK | Oil & Gas Property | Jan 2025 |
| 61064 | IRON DUKE | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 61065 | IRON DUKE | Madison County, TX | Oil & Gas Property | Jan 2025 |
| 61066 | IRON DUKE (ALLOCATION) | Madison County, TX | Oil & Gas Property | Jul 2023 |
| 61067 | IRON EAGLE DEEP UNIT | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 61068 | IRON EAGLE UNIT | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 61069 | IRON HORSE | Throckmorton County, TX | Oil & Gas Property | Jan 2025 |
| 61070 | IRON HORSE | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 61071 | IRON HORSE | Fremont County, WY | Oil & Gas Property | Jan 2025 |
| 61072 | IRON HORSE | Fremont County, WY | Oil & Gas Property | Sep 2024 |
| 61073 | IRON ISLANDS 11 7 | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 61074 | IRON MAN | Washington County, PA | Gas Property | Jan 2025 |
| 61075 | IRON MASK 36_25-14N-8W | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 61076 | IRON MIKE | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 61077 | IRON MOUNTAIN | Creek County, OK | Oil & Gas Property | May 2018 |
| 61078 | IRON MOUNTAIN | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 61079 | IRON POINT UNIT HOTCHKISS 1291 13-24D H1 | Delta County, CO | Oil & Gas Property | Jan 2025 |
| 61080 | IRON POST | Creek County, OK | Gas Property | Aug 2022 |
| 61081 | IRON RUN | Forest County, PA | Oil & Gas Property | Dec 2024 |
| 61082 | IRON SNAKE 1912 | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 61083 | IRON WARRIOR | Belmont County, OH | Gas Property | Dec 2024 |
| 61084 | IRON WOMAN USA 14-9H | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 61085 | IRONBANK | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 61086 | IRONBORN 34-27 | Dawson County, TX | Oil & Gas Property | Jan 2025 |
| 61087 | IRONHOUSE 19 STATE COM | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 61088 | IRONHOUSE 2 | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 61089 | IRONHOUSE 3 | Lea County, NM | Oil & Gas Property | Sep 2024 |
| 61090 | IRONOSA 1H | San Augustine County, TX | Oil & Gas Property | Jan 2025 |
| 61091 | IRONS | Montague County, TX | Oil & Gas Property | Oct 2016 |
| 61092 | IRONS | Belmont County, OH | Oil & Gas Property | Dec 2024 |
| 61093 | IRONSIDE 16-3TFH | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 61094 | IRONWOOD | Frio County, TX | Oil & Gas Property | Dec 2024 |
| 61095 | IROQUIS | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 61096 | IROQUOIS STATE UNIT | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 61097 | IRRITABLE 22 STATE COM | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 61098 | IRSIK | Gray County, KS | Oil Property | Aug 1990 |
| 61099 | IRSIK | Hodgeman County, KS | Oil Property | May 2024 |
| 61100 | IRSIK EQUITIES | Gray County, KS | Oil Property | Oct 2024 |