| 101 | ICI-LEJ UNIT | Tarrant County, TX | Oil & Gas Property | Jun 2025 |
| 102 | ICKERT | Archer County, TX | Oil & Gas Property | Jun 2025 |
| 103 | ICKES | Campbell County, WY | Oil & Gas Property | Nov 2022 |
| 104 | ICON 150-94-06B-18H | McKenzie County, ND | Oil & Gas Property | Jul 2025 |
| 105 | ICY 13 FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 106 | ICY 18 FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 107 | ICY 7 FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 108 | IDA 1 | Armstrong County, PA | Oil & Gas Property | Jun 2025 |
| 109 | IDA 2 | Armstrong County, PA | Gas Property | Jun 2025 |
| 110 | IDA 3H | Armstrong County, PA | Gas Property | Jun 2025 |
| 111 | IDA 4H | Armstrong County, PA | Gas Property | Jun 2025 |
| 112 | IDA 5200 21-28B | McKenzie County, ND | Oil & Gas Property | Jul 2025 |
| 113 | IDA 5H | Armstrong County, PA | Gas Property | Jun 2025 |
| 114 | IDA 6-12 | Coal County, OK | Gas Property | May 2025 |
| 115 | IDA 6H | Armstrong County, PA | Gas Property | Jun 2025 |
| 116 | IDA 7H | Armstrong County, PA | Gas Property | Jun 2025 |
| 117 | IDA 8H | Armstrong County, PA | Gas Property | Jun 2025 |
| 118 | IDA ANDERSON | McPherson County, KS | Oil Property | Apr 2025 |
| 119 | IDA EASLEY GU | Wise County, TX | Oil & Gas Property | Jun 2025 |
| 120 | IDA HEINSON | Meade County, KS | Gas Property | Apr 2025 |
| 121 | IDA HENDRICK | Winkler County, TX | Oil & Gas Property | May 2025 |
| 122 | IDA HOLLIE | Le Flore County, OK | Gas Property | May 2025 |
| 123 | IDA JANE 1 | Pittsburg County, OK | Gas Property | Nov 2018 |
| 124 | IDA KRATZ | Blaine County, OK | Oil & Gas Property | May 2025 |
| 125 | IDA MA | Noble County, OK | Oil & Gas Property | Mar 2025 |
| 126 | IDA MAE | Rooks County, KS | Oil Property | Apr 2025 |
| 127 | IDA MAE STUART | Kearny County, KS | Gas Property | Apr 2025 |
| 128 | IDA MCEVOY | Canadian County, OK | Oil & Gas Property | May 2025 |
| 129 | IDA PRICE | Perry County, OH | Oil & Gas Property | Dec 1996 |
| 130 | IDA RAYDON | Garvin County, OK | Oil Property | May 2025 |
| 131 | IDA STOWERS | Adams County, MS | Oil Property | Aug 1987 |
| 132 | IDA WENZEL | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 133 | IDA WIL | Kay County, OK | Oil & Gas Property | Mar 2025 |
| 134 | IDA WIMBERLEY | Lea County, NM | Oil & Gas Property | Jul 2025 |
| 135 | IDAHO 1-0132H | Mountrail County, ND | Oil & Gas Property | Jul 2025 |
| 136 | IDALOU UNIT | Lubbock County, TX | Oil & Gas Property | Jun 2025 |
| 137 | IDARADO | Martin County, TX | Oil & Gas Property | Jun 2025 |
| 138 | IDARADO | Converse County, WY | Oil & Gas Property | Jul 2025 |
| 139 | IDC-INNES | Sullivan County, PA | Gas Property | Jun 2025 |
| 140 | IDEN | Muskingum County, OH | Oil Property | Dec 2019 |
| 141 | IDEN | Howard County, TX | Oil & Gas Property | Jun 2025 |
| 142 | IDEN | Howard County, TX | Oil & Gas Property | Jan 2022 |
| 143 | IDEN ELLIS | Howard County, TX | Oil & Gas Property | Jun 2025 |
| 144 | IDEN JERRY | Howard County, TX | Oil & Gas Property | Jun 2025 |
| 145 | IDLER | Prowers County, CO | Oil & Gas Property | Sep 2024 |
| 146 | IDLEWILD 3625 | Campbell County, WY | Oil & Gas Property | Jul 2025 |
| 147 | IDYLWOOD 0 | Live Oak County, TX | Oil & Gas Property | Jun 2025 |
| 148 | IGE 1 | La Plata County, CO | Gas Property | Jul 2025 |
| 149 | IGE 4 | La Plata County, CO | Gas Property | Jul 2012 |
| 150 | IGGLES STATE COM | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 151 | IGINLA | Garvin County, OK | Oil & Gas Property | May 2025 |
| 152 | IGLEHEART A | Pottawatomie County, OK | Oil Property | May 2025 |
| 153 | IGLOO 19 18 STATE FEDERAL COM | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 154 | IGLOO 19 24 STATE FEDERAL COM | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 155 | IGLOO 19 STATE | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 156 | IGNACIA GUTIERREZ | Starr County, TX | Oil & Gas Property | Jun 2025 |
| 157 | IGNACIO | La Plata County, CO | Gas Property | Jun 2025 |
| 158 | IGNACIO | La Plata County, CO | Gas Property | Jul 2025 |
| 159 | IGNACIO | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 160 | IGO CREEK STATE PC LD16-6 | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 161 | IGO FARMS J 28 | Weld County, CO | Oil & Gas Property | Apr 2019 |
| 162 | IGOE-SMITH OPERA | Cochran County, TX | Oil & Gas Property | Jun 2025 |
| 163 | IGOR 33 FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 164 | IGS 1 | La Plata County, CO | Gas Property | Jul 2025 |
| 165 | IGS 4 | La Plata County, CO | Gas Property | Jul 2025 |
| 166 | IGUANA UNIT 6 | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 167 | IGW 1 | La Plata County, CO | Gas Property | Jul 2025 |
| 168 | IH N BRA | Bradford County, PA | Gas Property | Jun 2025 |
| 169 | IH S BRA | Bradford County, PA | Gas Property | Jun 2025 |
| 170 | IHDE | Petroleum County, MT | Oil Property | Jun 2025 |
| 171 | IHLOFF | Haskell County, KS | Gas Property | Apr 2025 |
| 172 | IHNEN | Weld County, CO | Oil & Gas Property | May 2023 |
| 173 | IHRIG | Sherman County, KS | Gas Property | Apr 2025 |
| 174 | II MOORE FARMS | Labette County, KS | Gas Property | Apr 2025 |
| 175 | IKARD | Archer County, TX | Oil & Gas Property | Jun 2025 |
| 176 | IKARD | Archer County, TX | Oil & Gas Property | Jun 2025 |
| 177 | IKARD | Archer County, TX | Oil & Gas Property | Apr 2020 |
| 178 | IKE 1-20-17XH | Blaine County, OK | Oil & Gas Property | May 2025 |
| 179 | IKE CLANTON | Cochran County, TX | Oil & Gas Property | Jun 2025 |
| 180 | IKE GAINES | Campbell County, WY | Gas Property | Aug 2014 |
| 181 | IKE STATE | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 182 | IKE UNIT | Karnes County, TX | Oil & Gas Property | Jun 2025 |
| 183 | IKELYNN | Hutchinson County, TX | Oil & Gas Property | Mar 2021 |
| 184 | IKENOUYE | Weld County, CO | Oil & Gas Property | Apr 2023 |
| 185 | IKERD, BOBBY | Pulaski County, KY | Gas Property | Dec 2008 |
| 186 | IKESTER 1H | Washington County, TX | Oil & Gas Property | Jun 2025 |
| 187 | IL FARMS | Wichita County, KS | Oil Property | Apr 2025 |
| 188 | ILA 17-27-12 | Alfalfa County, OK | Oil & Gas Property | Apr 2025 |
| 189 | ILA E 1 | Woodward County, OK | Oil & Gas Property | May 2025 |
| 190 | ILDSTAD BERMAN 2C-41 | Richland County, MT | Oil & Gas Property | Jun 2025 |
| 191 | ILENE | Roger Mills County, OK | Oil & Gas Property | May 2025 |
| 192 | ILENE 4472-0235-1PH | Campbell County, WY | Oil & Gas Property | Jul 2025 |
| 193 | ILES DOME | Moffat County, CO | Oil Property | Jan 2023 |
| 194 | ILES FEDERAL | Eddy County, NM | Oil Property | May 2025 |
| 195 | ILES G.H | Stephens County, TX | Oil & Gas Property | Jun 2025 |
| 196 | ILES HARRY | Noble County, OH | Gas Property | Dec 2002 |
| 197 | ILES INV | Moffat County, CO | Oil Property | Apr 2019 |
| 198 | ILES UNIT | Noble County, OH | Oil & Gas Property | Jun 2025 |
| 199 | ILLINOIS A-2 | Stevens County, KS | Oil & Gas Property | Apr 2025 |
| 200 | ILLINOIS BANKERS | Haskell County, KS | Gas Property | Apr 2025 |