| 60401 | ICE MAN 2W-15 | Weld County, CO | Oil & Gas Property | Feb 2025 |
| 60402 | ICEMAN | Howard County, TX | Oil & Gas Property | Jan 2025 |
| 60403 | ICEMAN | Hockley County, TX | Oil Property | Jan 2025 |
| 60404 | ICEMAN | Bradford County, PA | Gas Property | Feb 2025 |
| 60405 | ICEMAN | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 60406 | ICEMAN 1706 1UMH-33 | Kingfisher County, OK | Oil & Gas Property | Jan 2025 |
| 60407 | ICEMAN FEDERAL 5601 34-05 | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 60408 | ICEMAN STATE | Weld County, CO | Oil & Gas Property | Feb 2025 |
| 60409 | ICEMAN UNIT | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 60410 | ICG NATURAL RESOURCES | Perry County, KY | Oil & Gas Property | Dec 2019 |
| 60411 | ICHABOD 7 FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2023 |
| 60412 | ICHABODS GAS UNIT | San Augustine County, TX | Gas Property | Jan 2025 |
| 60413 | ICI-LEJ UNIT | Tarrant County, TX | Oil & Gas Property | Jan 2025 |
| 60414 | ICKERT | Archer County, TX | Oil & Gas Property | Jan 2025 |
| 60415 | ICKES | Campbell County, WY | Oil & Gas Property | Nov 2022 |
| 60416 | ICON 150-94-06B-18H | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 60417 | ICY 13 FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 60418 | ICY 18 FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 60419 | ICY 7 FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 60420 | IDA 1 | Armstrong County, PA | Oil & Gas Property | Feb 2025 |
| 60421 | IDA 2 | Armstrong County, PA | Gas Property | Feb 2025 |
| 60422 | IDA 3H | Armstrong County, PA | Gas Property | Feb 2025 |
| 60423 | IDA 4H | Armstrong County, PA | Gas Property | Feb 2025 |
| 60424 | IDA 5200 21-28B | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 60425 | IDA 5H | Armstrong County, PA | Gas Property | Feb 2025 |
| 60426 | IDA 6-12 | Coal County, OK | Gas Property | Jan 2025 |
| 60427 | IDA 6H | Armstrong County, PA | Gas Property | Feb 2025 |
| 60428 | IDA 7H | Armstrong County, PA | Gas Property | Feb 2025 |
| 60429 | IDA 8H | Armstrong County, PA | Gas Property | Feb 2025 |
| 60430 | IDA ANDERSON | McPherson County, KS | Oil Property | Dec 2024 |
| 60431 | IDA EASLEY GU | Wise County, TX | Oil & Gas Property | Jan 2025 |
| 60432 | IDA HEINSON | Meade County, KS | Gas Property | Oct 2024 |
| 60433 | IDA HENDRICK | Winkler County, TX | Oil & Gas Property | Dec 2024 |
| 60434 | IDA HOLLIE | Le Flore County, OK | Gas Property | Jan 2025 |
| 60435 | IDA JANE 1 | Pittsburg County, OK | Gas Property | Nov 2018 |
| 60436 | IDA KRATZ | Blaine County, OK | Oil & Gas Property | Jan 2025 |
| 60437 | IDA MA | Noble County, OK | Oil & Gas Property | Nov 2024 |
| 60438 | IDA MAE | Rooks County, KS | Oil Property | Dec 2024 |
| 60439 | IDA MAE STUART | Kearny County, KS | Gas Property | Dec 2024 |
| 60440 | IDA MCEVOY | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 60441 | IDA PRICE | Perry County, OH | Oil & Gas Property | Dec 1996 |
| 60442 | IDA STOWERS | Adams County, MS | Oil Property | Aug 1987 |
| 60443 | IDA WENZEL | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 60444 | IDA WIMBERLEY | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 60445 | IDAHO 1-0132H | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 60446 | IDALOU UNIT | Lubbock County, TX | Oil & Gas Property | Jan 2025 |
| 60447 | IDARADO | Martin County, TX | Oil & Gas Property | Jan 2025 |
| 60448 | IDARADO | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 60449 | IDEN | Muskingum County, OH | Oil Property | Dec 2019 |
| 60450 | IDEN | Howard County, TX | Oil & Gas Property | Dec 2024 |
| 60451 | IDEN | Howard County, TX | Oil & Gas Property | Jan 2022 |
| 60452 | IDEN ELLIS | Howard County, TX | Oil & Gas Property | Jan 2025 |
| 60453 | IDEN JERRY | Howard County, TX | Oil & Gas Property | Jan 2025 |
| 60454 | IDLER | Prowers County, CO | Oil & Gas Property | Sep 2024 |
| 60455 | IDLEWILD 3625 | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 60456 | IDYLWOOD 0 | Live Oak County, TX | Oil & Gas Property | Jan 2025 |
| 60457 | IGE 1 | La Plata County, CO | Gas Property | Jan 2025 |
| 60458 | IGE 4 | La Plata County, CO | Gas Property | Jul 2012 |
| 60459 | IGGLES STATE COM | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 60460 | IGINLA | Garvin County, OK | Oil & Gas Property | Jan 2025 |
| 60461 | IGLEHEART A | Pottawatomie County, OK | Oil Property | Dec 2024 |
| 60462 | IGLOO 19 18 STATE FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 60463 | IGLOO 19 24 STATE FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 60464 | IGLOO 19 STATE | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 60465 | IGNACIA GUTIERREZ | Starr County, TX | Oil & Gas Property | Jan 2025 |
| 60466 | IGNACIO | La Plata County, CO | Gas Property | Feb 2025 |
| 60467 | IGNACIO | La Plata County, CO | Gas Property | Feb 2025 |
| 60468 | IGNACIO | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 60469 | IGO FARMS J 28 | Weld County, CO | Oil & Gas Property | Apr 2019 |
| 60470 | IGOE SMITH OPERA | Cochran County, TX | Oil & Gas Property | Jan 2025 |
| 60471 | IGOU 1-29H | Pittsburg County, OK | Gas Property | Jan 2025 |
| 60472 | IGS 1 | La Plata County, CO | Gas Property | Jan 2025 |
| 60473 | IGUANA 11-17N-10W | Blaine County, OK | Oil & Gas Property | Jan 2025 |
| 60474 | IGUANA UNIT 6 | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 60475 | IGW 1 | La Plata County, CO | Gas Property | Jan 2025 |
| 60476 | IHDE | Petroleum County, MT | Oil Property | Feb 2025 |
| 60477 | IHLOFF | Haskell County, KS | Gas Property | Dec 2024 |
| 60478 | IHNEN | Weld County, CO | Oil & Gas Property | May 2023 |
| 60479 | IHRIG | Sherman County, KS | Gas Property | Dec 2024 |
| 60480 | II MOORE FARMS | Labette County, KS | Gas Property | Dec 2024 |
| 60481 | IKARD | Archer County, TX | Oil & Gas Property | Jan 2025 |
| 60482 | IKARD | Archer County, TX | Oil & Gas Property | Jan 2025 |
| 60483 | IKARD | Archer County, TX | Oil & Gas Property | Apr 2020 |
| 60484 | IKE 1-20-17XH | Blaine County, OK | Oil & Gas Property | Jan 2025 |
| 60485 | IKE CLANTON | Cochran County, TX | Oil & Gas Property | Jan 2025 |
| 60486 | IKE GAINES | Campbell County, WY | Gas Property | Aug 2014 |
| 60487 | IKE STATE | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 60488 | IKE UNIT | Karnes County, TX | Oil & Gas Property | Jan 2025 |
| 60489 | IKELYNN | Hutchinson County, TX | Oil & Gas Property | Mar 2021 |
| 60490 | IKENOUYE | Weld County, CO | Oil & Gas Property | Apr 2023 |
| 60491 | IKERD, BOBBY | Pulaski County, KY | Gas Property | Dec 2008 |
| 60492 | IKESTER 1H | Washington County, TX | Oil & Gas Property | Jan 2025 |
| 60493 | IL FARMS | Wichita County, KS | Oil Property | Dec 2024 |
| 60494 | ILA 17-27-12 | Alfalfa County, OK | Oil & Gas Property | Jan 2025 |
| 60495 | ILENE 4472-0235-1PH | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 60496 | ILES DOME | Moffat County, CO | Oil Property | Jan 2023 |
| 60497 | ILES FEDERAL | Eddy County, NM | Oil Property | Nov 2023 |
| 60498 | ILES G.H | Stephens County, TX | Oil & Gas Property | Jan 2025 |
| 60499 | ILES HARRY | Noble County, OH | Gas Property | Dec 2002 |
| 60500 | ILES INV | Moffat County, CO | Oil Property | Apr 2019 |