| 301 | INDIAN HILLS UNIT | Tarrant County, TX | Gas Property | Apr 2025 |
| 302 | INDIAN MESA | Pecos County, TX | Oil & Gas Property | Jun 2023 |
| 303 | INDIAN MESA 32-7-11 | La Plata County, CO | Gas Property | May 2025 |
| 304 | INDIAN NATION | Pittsburg County, OK | Gas Property | Apr 2025 |
| 305 | INDIAN NATIONS | Le Flore County, OK | Gas Property | Apr 2025 |
| 306 | INDIAN ROCK | Upshur County, TX | Oil & Gas Property | Apr 2025 |
| 307 | INDIAN SCHOOL | Custer County, OK | Oil & Gas Property | Apr 2025 |
| 308 | INDIAN SPRINGS GOLF CLUB | Knox County, KY | Oil & Gas Property | Dec 2022 |
| 309 | INDIAN STATE 16 | Hitchcock County, NE | Oil Property | Dec 2024 |
| 310 | INDIAN TANK | Lea County, NM | Oil & Gas Property | Jul 2021 |
| 311 | INDIAN TREE | Weld County, CO | Oil & Gas Property | Jun 2014 |
| 312 | INDIAN TREE UNIT 1 | Campbell County, WY | Oil Property | May 2025 |
| 313 | INDIAN WARRANT 3775 | Elk County, PA | Oil & Gas Property | Dec 2018 |
| 314 | INDIAN-KRAFT | Los Angeles County, CA | Oil Property | Apr 1993 |
| 315 | INDIANA COUNT | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 316 | INDIANA COUNTY AIRPORT 8 | Indiana County, PA | Oil & Gas Property | Feb 2025 |
| 317 | INDIANA FARMS 00 | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 318 | INDIANA INVESTMENT CO | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 319 | INDIANA UNIVERSITY OF PA | Indiana County, PA | Gas Property | Dec 2006 |
| 320 | INDIEK | Ford County, KS | Oil Property | Aug 2019 |
| 321 | INDIGO | Atascosa County, TX | Oil & Gas Property | Apr 2025 |
| 322 | INDIGO 28 | Evangeline Parish, LA | Oil & Gas Property | Dec 2024 |
| 323 | INDIGO BHB STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 324 | INDIGO MIN | Caddo Parish, LA | Gas Property | Dec 2024 |
| 325 | INDIGO MIN | Vernon Parish, LA | Oil & Gas Property | Jan 2025 |
| 326 | INDIGO MINERALS 2 | Evangeline Parish, LA | Gas Property | Dec 2024 |
| 327 | INDIO | Pecos County, TX | Oil & Gas Property | Apr 2025 |
| 328 | INDOMINUS REX | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 329 | INDOMINUS REX 18-16-9 | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 330 | INDORF | Stark County, OH | Oil & Gas Property | Dec 2021 |
| 331 | INDULTADO | McClain County, OK | Oil & Gas Property | Apr 2025 |
| 332 | INDUS NORTH | Tarrant County, TX | Gas Property | Apr 2025 |
| 333 | INDUS STATE | Tarrant County, TX | Gas Property | Apr 2025 |
| 334 | INDUS-CAMPUS DRIVE | Tarrant County, TX | Gas Property | Apr 2025 |
| 335 | INDUSTRIAL | Midland County, TX | Oil & Gas Property | Apr 2025 |
| 336 | INDUSTRIAL PROPERTIES MELBYE | Kanawha County, WV | Gas Property | Dec 2020 |
| 337 | INDUSTRIAL SITE | Ochiltree County, TX | Oil & Gas Property | Mar 2017 |
| 338 | INDY 12 | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 339 | INEX | Eddy County, NM | Oil & Gas Property | May 2025 |
| 340 | INEXCO FEDERAL | Chaves County, NM | Gas Property | Aug 2012 |
| 341 | INEZ | Roger Mills County, OK | Gas Property | Aug 2018 |
| 342 | INEZ | Brazos County, TX | Oil & Gas Property | Mar 2025 |
| 343 | INEZ | Garfield County, OK | Oil & Gas Property | Apr 2025 |
| 344 | INEZ | Major County, OK | Oil & Gas Property | Jan 1999 |
| 345 | INEZ 1B-16HN | Divide County, ND | Oil & Gas Property | May 2025 |
| 346 | INEZ 6093 43-19H | Burke County, ND | Oil & Gas Property | May 2025 |
| 347 | INEZ JONES | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 348 | INEZ MARIE UNIT | Tom Green County, TX | Oil & Gas Property | Apr 2025 |
| 349 | INEZ SMITH | Haskell County, OK | Gas Property | May 2023 |
| 350 | INEZ, WOODY | Martin County, TX | Oil & Gas Property | May 2021 |
| 351 | INFANT OF PRAGUE | Mahoning County, OH | Gas Property | Dec 2024 |
| 352 | INFANTE ANTHONY 12289 | Washington County, PA | Gas Property | May 2025 |
| 353 | INFIELD | Coshocton County, OH | Oil & Gas Property | Dec 2008 |
| 354 | INFINITY | Campbell County, WY | Oil Property | Feb 1994 |
| 355 | INFINITY STATE | Rosebud County, MT | Oil & Gas Property | Feb 2025 |
| 356 | ING, JOHN W | Harrison County, TX | Oil & Gas Property | Aug 2023 |
| 357 | INGA | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 358 | INGA 150-99-11-2 | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 359 | INGA 33 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 360 | INGA FEDERAL 41X-29 | Dunn County, ND | Oil & Gas Property | Aug 2020 |
| 361 | INGALLS | Creek County, OK | Oil & Gas Property | Mar 2025 |
| 362 | INGALLS 710 | Tioga County, PA | Gas Property | May 2025 |
| 363 | INGELS LIVING TRUST 3 | Allen County, KS | Gas Property | Dec 2023 |
| 364 | INGERTON | Hutchinson County, TX | Oil & Gas Property | Apr 2025 |
| 365 | INGHAM | Terrell County, TX | Oil & Gas Property | Apr 2025 |
| 366 | INGHAM | Crockett County, TX | Oil & Gas Property | Apr 2025 |
| 367 | INGHAM | Reagan County, TX | Oil & Gas Property | Sep 2021 |
| 368 | INGHAM | Terrell County, TX | Oil & Gas Property | Mar 2025 |
| 369 | INGHAM, J.D | Navarro County, TX | Oil & Gas Property | Dec 2016 |
| 370 | INGHAM-GULF | Crockett County, TX | Gas Property | Feb 2025 |
| 371 | INGLE | Kingfisher County, OK | Oil & Gas Property | Apr 2024 |
| 372 | INGLE | Marshall County, OK | Oil & Gas Property | Apr 2025 |
| 373 | INGLE | Foard County, TX | Oil & Gas Property | Apr 2025 |
| 374 | INGLE | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 375 | INGLE | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 376 | INGLE | Bee County, TX | Oil & Gas Property | Oct 2019 |
| 377 | INGLER | Gaines County, TX | Oil & Gas Property | Apr 2025 |
| 378 | INGLES | Grant County, KS | Gas Property | Mar 2025 |
| 379 | INGLISH | Cooke County, TX | Oil & Gas Property | Apr 2025 |
| 380 | INGLISH | Young County, TX | Oil & Gas Property | Apr 2025 |
| 381 | INGLISH GAS UNIT | Robertson County, TX | Oil & Gas Property | Apr 2025 |
| 382 | INGMIRE | Noble County, OK | Oil & Gas Property | Sep 2019 |
| 383 | INGRAHAM | Morton County, KS | Oil & Gas Property | Mar 2025 |
| 384 | INGRAHAM | Sebastian County, AR | Gas Property | Jun 2024 |
| 385 | INGRAM | Canadian County, OK | Oil & Gas Property | Jun 2023 |
| 386 | INGRAM | Glasscock County, TX | Oil & Gas Property | Apr 2025 |
| 387 | INGRAM | Hocking County, OH | Oil & Gas Property | Dec 2024 |
| 388 | INGRAM | Wood County, TX | Oil & Gas Property | Apr 2025 |
| 389 | INGRAM | Nueces County, TX | Oil & Gas Property | Apr 2025 |
| 390 | INGRAM | Seminole County, OK | Oil Property | Apr 2017 |
| 391 | INGRAM | Jack County, TX | Oil & Gas Property | Apr 2025 |
| 392 | INGRAM | Creek County, OK | Oil Property | Apr 2025 |
| 393 | INGRAM | Harper County, OK | Gas Property | Apr 2025 |
| 394 | INGRAM | Panola County, TX | Oil & Gas Property | Apr 2025 |
| 395 | INGRAM | Howard County, TX | Gas Property | Dec 2018 |
| 396 | INGRAM | Howard County, TX | Oil & Gas Property | Dec 2022 |
| 397 | INGRAM 09-17 | Conway County, AR | Gas Property | Jul 2024 |
| 398 | INGRAM 2 UN-BEASLEY 3 UN (ALLOC) | Panola County, TX | Oil & Gas Property | Apr 2025 |
| 399 | INGRAM 36-1 | Tuscaloosa County, AL | Gas Property | Feb 2025 |
| 400 | INGRAM FEDERAL | Chaves County, NM | Oil & Gas Property | Nov 2009 |