| 61401 | IVAN CS FED | Campbell County, WY | Gas Property | Aug 2018 |
| 61402 | IVAN FAIL | Wilson County, KS | Gas Property | Mar 2026 |
| 61403 | IVAN GEHRINGER | Bottineau County, ND | Oil Property | May 2026 |
| 61404 | IVAN HECKER USA 41-6H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 61405 | IVAN RIVER UNIT | Tyonek Quadrangle, AK | Gas Property | Feb 2026 |
| 61406 | IVAN W LEAMER | Clearfield County, PA | Gas Property | Dec 2025 |
| 61407 | IVAR THE BONELESS FEDERAL | Lea County, NM | Oil & Gas Property | May 2026 |
| 61408 | IVAS SMITH 0 | Live Oak County, TX | Oil & Gas Property | May 2026 |
| 61409 | IVEN | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 61410 | IVENS | Sherman County, TX | Gas Property | May 2026 |
| 61411 | IVENS | Sherman County, TX | Oil & Gas Property | May 2026 |
| 61412 | IVER & MINNIE | Stark County, ND | Oil & Gas Property | May 2026 |
| 61413 | IVER 3-1-163-102 | Divide County, ND | Oil & Gas Property | May 2026 |
| 61414 | IVER GRAVSETH | Bottineau County, ND | Oil Property | Sep 1960 |
| 61415 | IVERS | La Plata County, CO | Gas Property | Apr 2026 |
| 61416 | IVERSEN | Richland County, MT | Oil & Gas Property | May 2026 |
| 61417 | IVERSON | Richland County, MT | Oil & Gas Property | May 2026 |
| 61418 | IVERSON | Liberty County, MT | Oil & Gas Property | Mar 2026 |
| 61419 | IVERSON | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 61420 | IVERSON | Roosevelt County, MT | Oil & Gas Property | Apr 2026 |
| 61421 | IVERSON | Andrews County, TX | Oil & Gas Property | May 2026 |
| 61422 | IVERSON | Richland County, MT | Oil & Gas Property | Feb 2026 |
| 61423 | IVERSON | Andrews County, TX | Oil & Gas Property | May 2026 |
| 61424 | IVERSON | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 61425 | IVERSON | Pondera County, MT | Gas Property | Oct 2024 |
| 61426 | IVERSON 14-11H | Williams County, ND | Oil & Gas Property | May 2026 |
| 61427 | IVERSON 17 | Martin County, TX | Oil & Gas Property | Mar 2026 |
| 61428 | IVERSON 44-5H | Burke County, ND | Oil & Gas Property | May 2026 |
| 61429 | IVERSON USA 14-26TFH | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 61430 | IVERSON-COWDEN | Winkler County, TX | Oil & Gas Property | Mar 2009 |
| 61431 | IVES | Seward County, KS | Gas Property | Mar 2026 |
| 61432 | IVESTOR | Wheeler County, TX | Oil & Gas Property | May 2026 |
| 61433 | IVEY | Eddy County, NM | Oil & Gas Property | Apr 2026 |
| 61434 | IVEY | Jack County, TX | Oil & Gas Property | May 2026 |
| 61435 | IVEY | Pittsburg County, OK | Gas Property | Apr 2026 |
| 61436 | IVEY | Adams County, CO | Oil & Gas Property | May 2026 |
| 61437 | IVEY | Hockley County, TX | Oil & Gas Property | May 2026 |
| 61438 | IVEY | Hockley County, TX | Oil & Gas Property | May 2026 |
| 61439 | IVEY LC 26-36 | Adams County, CO | Oil & Gas Property | May 2026 |
| 61440 | IVEY RANCH | Dimmit County, TX | Oil & Gas Property | May 2026 |
| 61441 | IVEY UNIT | Karnes County, TX | Oil & Gas Property | May 2026 |
| 61442 | IVEY, WILL | Madison County, TX | Oil & Gas Property | Apr 2026 |
| 61443 | IVINS 1 | Blaine County, OK | Oil & Gas Property | Apr 2026 |
| 61444 | IVINS 1-1 | Blaine County, OK | Oil & Gas Property | Nov 2015 |
| 61445 | IVORE 35 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 61446 | IVORY | Rio Blanco County, CO | Gas Property | Dec 2022 |
| 61447 | IVORY | Grant Parish, LA | Oil Property | Nov 2024 |
| 61448 | IVORY | Carter County, OK | Oil & Gas Property | Mar 2026 |
| 61449 | IVORY | De Soto Parish, LA | Gas Property | Dec 2024 |
| 61450 | IVORY | Gonzales County, TX | Oil & Gas Property | May 2026 |
| 61451 | IVORY ACQ | Marion County, TX | Oil & Gas Property | May 2026 |
| 61452 | IVORY ACQUISITIONS ETAL 2 | Grant Parish, LA | Oil Property | Nov 2024 |
| 61453 | IVORY ANN | Hughes County, OK | Oil & Gas Property | Apr 2026 |
| 61454 | IVY A | Hutchinson County, TX | Oil & Gas Property | May 2026 |
| 61455 | IVY A GAS UNIT | Freestone County, TX | Oil & Gas Property | May 2026 |
| 61456 | IVY ATHEL | Freestone County, TX | Oil & Gas Property | May 2026 |
| 61457 | IVY B GAS UNIT 1 | Freestone County, TX | Oil & Gas Property | May 2026 |
| 61458 | IVY B GU1 | Freestone County, TX | Oil & Gas Property | May 2026 |
| 61459 | IVY BETTY JEAN | Freestone County, TX | Oil & Gas Property | May 2026 |
| 61460 | IVY H | Shackelford County, TX | Oil Property | Sep 2025 |
| 61461 | IVY J MAJOR | Pointe Coupee Parish, LA | Oil & Gas Property | Dec 2024 |
| 61462 | IVY JIM | Freestone County, TX | Oil & Gas Property | May 2026 |
| 61463 | IVY MOUNTAIN 53-4-3 UNIT 1H | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61464 | IVY PHILIP GAS UNIT | Freestone County, TX | Oil & Gas Property | May 2026 |
| 61465 | IVY PHILLIP | Freestone County, TX | Oil & Gas Property | May 2026 |
| 61466 | IVY UNIT | Fayette County, TX | Oil & Gas Property | Sep 2022 |
| 61467 | IVY-OMAN | Shackelford County, TX | Oil Property | Mar 2026 |
| 61468 | IWM 1-17-18-C4-3H | Duchesne County, UT | Oil & Gas Property | May 2026 |
| 61469 | IWM 8/ | Duchesne County, UT | Oil & Gas Property | May 2026 |
| 61470 | IWM 9-17-18-C4 | Duchesne County, UT | Oil & Gas Property | May 2026 |
| 61471 | IWO JIMA 26-14 UNIT | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61472 | IWO JIMA 26-14 UNIT 22 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 61473 | IX RANCH | Chouteau County, MT | Gas Property | May 2026 |
| 61474 | IX RANCH | Chouteau County, MT | Gas Property | May 2026 |
| 61475 | IZABELLA | Custer County, OK | Oil & Gas Property | Apr 2026 |
| 61476 | IZWORSKI | Ogemaw County, MI | Oil Property | Dec 2025 |
| 61477 | IZZI | Clarion County, PA | Gas Property | Dec 2025 |
| 61478 | IZZY | Pittsburg County, OK | Gas Property | Apr 2026 |
| 61479 | J & A MOSSHART | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 61480 | J & B ORR | Wilson County, KS | Gas Property | Oct 2008 |
| 61481 | J & D CATTLE | Hughes County, OK | Oil & Gas Property | Jan 2025 |
| 61482 | J & E MILLER | Crawford County, PA | Gas Property | Dec 2025 |
| 61483 | J & F COMPANY | Randolph County, WV | Gas Property | Dec 2021 |
| 61484 | J & J GALLOGLY | Muskingum County, OH | Oil & Gas Property | Dec 2022 |
| 61485 | J & J UNIT | Burleson County, TX | Oil & Gas Property | Sep 2025 |
| 61486 | J & L LAND | Trego County, KS | Oil Property | Jan 2005 |
| 61487 | J & L STEEL | Trumbull County, OH | Oil & Gas Property | Dec 2025 |
| 61488 | J & L STEEL CORP | Stark County, OH | Oil & Gas Property | Dec 1994 |
| 61489 | J & M HENRY | Armstrong County, PA | Gas Property | Dec 2025 |
| 61490 | J & S HEARNS | Washington County, OH | Oil & Gas Property | Dec 2025 |
| 61491 | J 128 | Los Angeles County, CA | Oil & Gas Property | Jun 2026 |
| 61492 | J 138 | Los Angeles County, CA | Oil & Gas Property | Jun 2026 |
| 61493 | J 139 | Los Angeles County, CA | Oil & Gas Property | Jun 2026 |
| 61494 | J 2 RANCH | Morehouse Parish, LA | Gas Property | Nov 2024 |
| 61495 | J A 1 | Pottawatomie County, OK | Oil & Gas Property | Apr 2026 |
| 61496 | J A AKENS | Lea County, NM | Oil & Gas Property | May 2026 |
| 61497 | J A BLANEY | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 61498 | J A CARNES | Stephens County, OK | Oil Property | Jan 2016 |
| 61499 | J A CRISP RANCH UNIT B3H | La Salle County, TX | Oil & Gas Property | May 2026 |
| 61500 | J A D COAL CO | Harlan County, KY | Oil & Gas Property | Dec 2023 |