| 401 | INGRAM | Howard County, TX | Gas Property | Dec 2018 |
| 402 | INGRAM | Howard County, TX | Oil & Gas Property | Dec 2022 |
| 403 | INGRAM 09-17 | Conway County, AR | Gas Property | Jul 2024 |
| 404 | INGRAM 2 UN-BEASLEY 3 UN (ALLOC) | Panola County, TX | Oil & Gas Property | Jun 2025 |
| 405 | INGRAM 36-1 | Tuscaloosa County, AL | Gas Property | May 2025 |
| 406 | INGRAM FEDERAL | Chaves County, NM | Oil & Gas Property | Nov 2009 |
| 407 | INGRAM G. H. GAS UNIT 1 | Robertson County, TX | Oil & Gas Property | Jun 2025 |
| 408 | INGRAM G. H. JR | Robertson County, TX | Oil & Gas Property | Jun 2025 |
| 409 | INGRAM J | Panola County, TX | Oil & Gas Property | Jun 2025 |
| 410 | INGRAM JACKSON BV | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 411 | INGRAM L. C | Gregg County, TX | Oil & Gas Property | Jun 2025 |
| 412 | INGRAM MARTIN A 1H | Robertson County, TX | Gas Property | Jun 2025 |
| 413 | INGRAM TRINITY | Freestone County, TX | Oil & Gas Property | Jun 2025 |
| 414 | INGRAM, EMMA JEAN | Crawford County, AR | Gas Property | Jun 2024 |
| 415 | INGRAM/BOWMAN | Dimmit County, TX | Oil & Gas Property | Jan 2023 |
| 416 | INGRAMS CORNER | Blaine County, OK | Oil & Gas Property | May 2025 |
| 417 | INGRID 1 | Moore County, TX | Gas Property | Apr 2022 |
| 418 | INGWERSON | Coffey County, KS | Oil Property | Apr 2025 |
| 419 | INHERST | Belmont County, OH | Oil & Gas Property | Jun 2025 |
| 420 | INIGO 5200 43-20B | McKenzie County, ND | Oil & Gas Property | Jul 2025 |
| 421 | INLAND | Eastland County, TX | Gas Property | Jun 2025 |
| 422 | INLAND 1 | Harding County, SD | Gas Property | Sep 2023 |
| 423 | INLAND 26 23 B | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 424 | INLAND GAS CO, INC | Boyd County, KY | Gas Property | Dec 2021 |
| 425 | INLOES | Sheridan County, KS | Oil Property | Apr 2025 |
| 426 | INLOW | Caddo County, OK | Oil & Gas Property | May 2025 |
| 427 | INMAN | Major County, OK | Oil & Gas Property | Jun 2025 |
| 428 | INMAN | McClain County, OK | Oil & Gas Property | May 2025 |
| 429 | INMAN | Major County, OK | Oil & Gas Property | May 2025 |
| 430 | INMAN | Major County, OK | Oil & Gas Property | May 2025 |
| 431 | INMAN A | Upshur County, TX | Oil & Gas Property | Jun 2025 |
| 432 | INMAN UNIT | Karnes County, TX | Oil & Gas Property | Jun 2025 |
| 433 | INNES | Campbell County, WY | Gas Property | Jul 2025 |
| 434 | INNES | Susquehanna County, PA | Gas Property | Jun 2025 |
| 435 | INNES NORTH | Susquehanna County, PA | Gas Property | Jun 2025 |
| 436 | INNES RANCH | Campbell County, WY | Gas Property | Apr 2013 |
| 437 | INNES SOUTH | Susquehanna County, PA | Gas Property | Jun 2025 |
| 438 | INOT | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 439 | INSCORE | Stephens County, OK | Oil Property | Nov 1998 |
| 440 | INSELMAN | Ellis County, OK | Oil & Gas Property | May 2025 |
| 441 | INSINGER | Sullivan County, PA | Gas Property | Jun 2025 |
| 442 | INSLEE | Barber County, KS | Oil & Gas Property | Feb 2025 |
| 443 | INSLEE | Barber County, KS | Oil & Gas Property | Apr 2025 |
| 444 | INSLEY-PRICE | Ellis County, KS | Oil Property | Apr 2025 |
| 445 | INTEGRITY | Martin County, TX | Oil & Gas Property | Jun 2025 |
| 446 | INTEGRITY | Westmoreland County, PA | Gas Property | Dec 2024 |
| 447 | INTEMANN | Washita County, OK | Oil & Gas Property | May 2025 |
| 448 | INTERCEPTOR | Johnson County, WY | Gas Property | May 2023 |
| 449 | INTERCHANGE | Broomfield County, CO | Oil & Gas Property | Jun 2025 |
| 450 | INTERDEN INDUSTRIES INC | Ashland County, OH | Oil & Gas Property | Dec 2023 |
| 451 | INTERGALACTIC UNIT | Ward County, TX | Oil & Gas Property | Jun 2025 |
| 452 | INTERNATIONAL | Webster Parish, LA | Oil & Gas Property | Dec 2024 |
| 453 | INTERNATIONAL | Union County, AR | Oil Property | Aug 2024 |
| 454 | INTERNATIONAL | Hancock County, MS | Oil & Gas Property | Aug 1999 |
| 455 | INTERNATIONAL PAPER | Rusk County, TX | Oil & Gas Property | Jun 2025 |
| 456 | INTERNATIONAL PAPER | Panola County, TX | Oil & Gas Property | Jun 2025 |
| 457 | INTERNATIONAL PAPER | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 458 | INTERNATIONAL PAPER | Bossier Parish, LA | Oil & Gas Property | Dec 2024 |
| 459 | INTERNATIONAL PAPER CO | Sabine Parish, LA | Oil & Gas Property | Nov 2023 |
| 460 | INTERNATIONAL PAPER CO | Miller County, AR | Oil & Gas Property | Nov 2024 |
| 461 | INTERNATIONAL PAPER CO | Caddo Parish, LA | Oil Property | Jan 2025 |
| 462 | INTERNATIONAL PAPER CO | Panola County, TX | Oil & Gas Property | Jun 2025 |
| 463 | INTERNATIONAL PAPER CO | Baldwin County, AL | Oil & Gas Property | Jan 2025 |
| 464 | INTERNATIONAL PAPER CO | Grant Parish, LA | Oil Property | Oct 2024 |
| 465 | INTERNATIONAL PAPER CO | Caddo Parish, LA | Oil Property | Dec 2024 |
| 466 | INTERNATIONAL PAPER CO | Mobile County, AL | Oil & Gas Property | Oct 2024 |
| 467 | INTERNATIONAL PAPER CO | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 468 | INTERNATIONAL PAPER CO | Panola County, TX | Oil & Gas Property | May 2025 |
| 469 | INTERNATIONAL PAPER CO. GU 4H | Panola County, TX | Oil & Gas Property | Jun 2025 |
| 470 | INTERNATIONAL UNIT | Howard County, TX | Oil & Gas Property | Jun 2025 |
| 471 | INTERSERIES SHELL CAR | Carter County, OK | Oil & Gas Property | May 2025 |
| 472 | INTERSTATE | Texas County, OK | Oil Property | Jul 2003 |
| 473 | INTERSTATE | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 474 | INTERSTATE | Texas County, OK | Oil & Gas Property | Mar 2025 |
| 475 | INTERSTATE | Midland County, TX | Oil & Gas Property | Jun 2025 |
| 476 | INTERSTATE | Texas County, OK | Oil & Gas Property | May 2025 |
| 477 | INTERSTATE | Morton County, KS | Oil & Gas Property | Apr 2025 |
| 478 | INTERSTATE | Morton County, KS | Oil & Gas Property | Apr 2025 |
| 479 | INTERSTATE | Morton County, KS | Gas Property | Apr 2025 |
| 480 | INTERSTATE COFFEE | Adams County, MS | Oil & Gas Property | Jul 2025 |
| 481 | INTERSTATE LUMBER | Barbour County, WV | Oil & Gas Property | Dec 2015 |
| 482 | INTERSTATE UNIT | Mahoning County, OH | Oil & Gas Property | Dec 2024 |
| 483 | INTERVALE | Dunn County, ND | Oil & Gas Property | Jul 2025 |
| 484 | INTEX | Pittsburg County, OK | Gas Property | May 2025 |
| 485 | INTEX-LAYMAN | Kern County, CA | Oil & Gas Property | Dec 2020 |
| 486 | INTIMIDATION 33-63 | Ward County, TX | Oil & Gas Property | Jun 2025 |
| 487 | INTL PAPER | Bossier Parish, LA | Oil & Gas Property | Nov 2024 |
| 488 | INTL PAPER CO | Bossier Parish, LA | Oil & Gas Property | Dec 1990 |
| 489 | INTL PAPER CO | Catahoula Parish, LA | Oil & Gas Property | Jan 2025 |
| 490 | INTL PAPER CO | Bossier Parish, LA | Oil & Gas Property | Nov 2024 |
| 491 | INTL PAPER CO-BROADWAY | Caddo Parish, LA | Oil Property | Jan 2025 |
| 492 | INTO THE STORM | Fisher County, TX | Oil & Gas Property | Jun 2025 |
| 493 | INTRACOASTAL LAND | West Baton Rouge Parish, LA | Oil & Gas Property | Dec 2024 |
| 494 | INTREPID 3 FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 495 | INTREPID 55-12 | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 496 | INTREPID CS FEDERAL | Campbell County, WY | Gas Property | Nov 2015 |
| 497 | INTREPID STATE UNIT | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 498 | INTRUDER | Woods County, OK | Oil & Gas Property | May 2025 |
| 499 | INTUITION | Ward County, TX | Oil & Gas Property | May 2025 |
| 500 | INVADER | Andrews County, TX | Oil & Gas Property | Jun 2025 |