| 201 | IM-STATE A-158-90- 36H-1 | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 202 | IMA JEAN | Custer County, OK | Oil & Gas Property | Apr 2026 |
| 203 | IMAGINE | Hemphill County, TX | Oil & Gas Property | Apr 2026 |
| 204 | IMATIGER CS FED | Campbell County, WY | Gas Property | Feb 2013 |
| 205 | IMBLER BROTHERS | Seward County, KS | Gas Property | Mar 2026 |
| 206 | IMBODEN | Hemphill County, TX | Oil & Gas Property | Apr 2026 |
| 207 | IMEL | Ford County, KS | Oil Property | Mar 2026 |
| 208 | IMEL | Lincoln County, OK | Gas Property | Dec 2017 |
| 209 | IMEL | Ford County, KS | Oil & Gas Property | Mar 2026 |
| 210 | IMEL | Ford County, KS | Oil & Gas Property | Mar 2026 |
| 211 | IMEL-ROTZ | Ford County, KS | Oil & Gas Property | Mar 2026 |
| 212 | IMKE | Lipscomb County, TX | Oil & Gas Property | Mar 2026 |
| 213 | IMKE UNIT | Lipscomb County, TX | Oil & Gas Property | Mar 2026 |
| 214 | IMLER-LEWIS | Perry County, OH | Oil & Gas Property | Dec 2025 |
| 215 | IMMEL | Hemphill County, TX | Oil & Gas Property | Apr 2026 |
| 216 | IMMEL | Allen County, KS | Gas Property | Mar 2026 |
| 217 | IMMENHAUSER A | Dewitt County, TX | Oil & Gas Property | Apr 2026 |
| 218 | IMN-IRVIN UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 219 | IMN-SCHORP | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 220 | IMOGENE | Seminole County, OK | Oil & Gas Property | Jul 2024 |
| 221 | IMOGENE HALL UNIT | Bee County, TX | Oil & Gas Property | Apr 2026 |
| 222 | IMOGENE USA 44-7H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 223 | IMPACT UNIT | Taylor County, TX | Oil Property | Apr 2026 |
| 224 | IMPALA 148-94-03B-10-1H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 225 | IMPALA 4-4-35-34-7H | Duchesne County, UT | Oil & Gas Property | May 2026 |
| 226 | IMPALA STATE | Eddy County, NM | Oil & Gas Property | May 2026 |
| 227 | IMPALA UNIT | Atascosa County, TX | Oil & Gas Property | Apr 2026 |
| 228 | IMPARATO | Fort Bend County, TX | Oil & Gas Property | Apr 2026 |
| 229 | IMPERIAL | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 230 | IMPERIAL | Morris County, TX | Oil & Gas Property | Apr 2026 |
| 231 | IMPERIAL | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 232 | IMPERIAL | Karnes County, TX | Oil & Gas Property | Apr 2026 |
| 233 | IMPERIAL COAL | Kanawha County, WV | Oil & Gas Property | Dec 2021 |
| 234 | IMPERIAL COLLIERY | Fayette County, WV | Gas Property | Dec 2021 |
| 235 | IMPERIAL CORP | Taylor County, WV | Gas Property | Dec 2021 |
| 236 | IMPERIAL EAGLE 24 | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 237 | IMPERIAL LAND | Washington County, PA | Gas Property | Apr 2026 |
| 238 | IMPERIAL RESOURCES | McDowell County, WV | Gas Property | Dec 2021 |
| 239 | IMPERIAL RESOURCES | McDowell County, WV | Gas Property | Dec 2021 |
| 240 | IMPERIAL STATE | Eddy County, NM | Oil & Gas Property | May 2026 |
| 241 | IMPROVEMENT DISTRICT | Wise County, TX | Oil & Gas Property | Apr 2026 |
| 242 | IMS-HANKS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 243 | IMSLAND | Divide County, ND | Oil & Gas Property | May 2026 |
| 244 | IMTHURN | Greenwood County, KS | Oil Property | Feb 2026 |
| 245 | INA 1 | Hartley County, TX | Gas Property | Feb 2026 |
| 246 | INA 2 | Hartley County, TX | Gas Property | Apr 2026 |
| 247 | INA 2-11H | Coal County, OK | Gas Property | Apr 2026 |
| 248 | INA 3 | Hartley County, TX | Gas Property | Sep 2025 |
| 249 | INA 3-11H | Coal County, OK | Gas Property | Apr 2026 |
| 250 | INA 4 | Hartley County, TX | Gas Property | Apr 2026 |
| 251 | INA 4-11H | Coal County, OK | Gas Property | Apr 2026 |
| 252 | INABNET | Catahoula Parish, LA | Oil Property | Dec 2004 |
| 253 | INBE | Lea County, NM | Oil & Gas Property | Oct 2025 |
| 254 | INBETWEEN | Pontotoc County, OK | Oil Property | Apr 2026 |
| 255 | INBODEN | Hocking County, OH | Oil & Gas Property | Dec 2025 |
| 256 | INBODY | Okmulgee County, OK | Gas Property | Feb 2016 |
| 257 | INBODY 21 | Washington County, OK | Oil & Gas Property | Aug 2021 |
| 258 | INCA | Fresno County, CA | Oil & Gas Property | May 2026 |
| 259 | INCA FEDERAL | Lea County, NM | Oil & Gas Property | May 2026 |
| 260 | INCA-PARISH | Reagan County, TX | Oil & Gas Property | Dec 2025 |
| 261 | INCE | McClain County, OK | Oil & Gas Property | Apr 2026 |
| 262 | INCE 0604 | McClain County, OK | Oil & Gas Property | Apr 2026 |
| 263 | INCE 1-21H | Garvin County, OK | Oil & Gas Property | Apr 2026 |
| 264 | INCHES UNIT | Washington County, PA | Gas Property | Apr 2026 |
| 265 | INCREDIBLE HULK 26 STATE COM | Lea County, NM | Oil & Gas Property | May 2026 |
| 266 | INCUBUS UNIT | Karnes County, TX | Oil & Gas Property | Apr 2026 |
| 267 | IND 1-96-IND-7674 | Fremont County, WY | Oil & Gas Property | Feb 2021 |
| 268 | IND 14-20 | Fremont County, WY | Oil & Gas Property | Jan 2025 |
| 269 | IND 14-20-258-60 | Fremont County, WY | Oil & Gas Property | Apr 1997 |
| 270 | INDA | Pottawatomie County, OK | Oil Property | Nov 2025 |
| 271 | INDEPENDENCE | Weld County, CO | Oil & Gas Property | Apr 2026 |
| 272 | INDEPENDENCE | Terrell County, TX | Oil & Gas Property | Apr 2026 |
| 273 | INDEPENDENCE | Adams County, MS | Oil & Gas Property | Apr 2026 |
| 274 | INDEPENDENCE | Terrell County, TX | Oil & Gas Property | Apr 2026 |
| 275 | INDEPENDENCE | Caddo County, OK | Oil & Gas Property | Apr 2026 |
| 276 | INDEPENDENCE 2-35H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 277 | INDEPENDENCE 23/14 OB | Ellis County, OK | Oil & Gas Property | Apr 2026 |
| 278 | INDEPENDENCE 8 FEDERAL COM | Chaves County, NM | Oil & Gas Property | May 2026 |
| 279 | INDIAN | Los Angeles County, CA | Oil & Gas Property | May 2020 |
| 280 | INDIAN | Eddy County, NM | Oil & Gas Property | May 2026 |
| 281 | INDIAN | Rio Arriba County, NM | Oil & Gas Property | May 2026 |
| 282 | INDIAN & COLONIAL | Kern County, CA | Oil & Gas Property | May 2026 |
| 283 | INDIAN BASIN | Eddy County, NM | Oil & Gas Property | May 2026 |
| 284 | INDIAN BEND | Sandoval County, NM | Gas Property | Apr 2026 |
| 285 | INDIAN CREEK | Emery County, UT | Oil & Gas Property | Aug 2018 |
| 286 | INDIAN CREEK | La Plata County, CO | Gas Property | Apr 2026 |
| 287 | INDIAN CREEK | Potter County, TX | Oil & Gas Property | Jan 2015 |
| 288 | INDIAN CREEK | Freestone County, TX | Oil & Gas Property | Apr 2026 |
| 289 | INDIAN CREEK | Tarrant County, TX | Oil & Gas Property | Apr 2026 |
| 290 | INDIAN CREEK | Johnson County, WY | Gas Property | May 2026 |
| 291 | INDIAN DRAW | Eddy County, NM | Oil & Gas Property | May 2026 |
| 292 | INDIAN FEDERAL GAS COM | Eddy County, NM | Oil & Gas Property | Dec 2025 |
| 293 | INDIAN FLATS BASS FEDERAL | Eddy County, NM | Oil & Gas Property | Feb 2019 |
| 294 | INDIAN FOOT 1 | Bradford County, PA | Gas Property | Apr 2026 |
| 295 | INDIAN FORK COAL | Barbour County, WV | Oil & Gas Property | Jul 2018 |
| 296 | INDIAN HILL STATE 1-36 | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 297 | INDIAN HILLS | Eddy County, NM | Oil & Gas Property | May 2026 |
| 298 | INDIAN HILLS STATE COM | Eddy County, NM | Oil & Gas Property | Mar 2024 |
| 299 | INDIAN HILLS UNIT | Tarrant County, TX | Gas Property | Apr 2026 |
| 300 | INDIAN NATION | Pittsburg County, OK | Gas Property | Apr 2026 |