| 4501 | HELSER | Perry County, OH | Oil & Gas Property | Dec 2024 |
| 4502 | HELSETH | Renville County, ND | Oil Property | Apr 1997 |
| 4503 | HELSETH 41-16H | Dunn County, ND | Oil & Gas Property | Apr 2026 |
| 4504 | HELSINGBORG | McKenzie County, ND | Oil & Gas Property | Apr 2026 |
| 4505 | HELSINKI | San Juan County, NM | Oil & Gas Property | Apr 2026 |
| 4506 | HELSTAD 15 | Williams County, ND | Oil & Gas Property | Apr 2026 |
| 4507 | HELTEMES | Hamilton County, KS | Gas Property | Feb 2026 |
| 4508 | HELTER | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 4509 | HELTON | Hood County, TX | Oil & Gas Property | Mar 2026 |
| 4510 | HELTON | Hemphill County, TX | Oil & Gas Property | Mar 2026 |
| 4511 | HELTON | Moore County, TX | Oil & Gas Property | Mar 2026 |
| 4512 | HELTON | Hemphill County, TX | Oil & Gas Property | Mar 2026 |
| 4513 | HELTON | Ochiltree County, TX | Oil & Gas Property | Mar 2026 |
| 4514 | HELTON | Wheeler County, TX | Oil & Gas Property | Mar 2026 |
| 4515 | HELTON | Coal County, OK | Gas Property | Mar 2026 |
| 4516 | HELTON | Caddo County, OK | Oil Property | Sep 2025 |
| 4517 | HELTON 18 | Wheeler County, TX | Oil & Gas Property | Mar 2026 |
| 4518 | HELTON 5-63-27 | Weld County, CO | Oil & Gas Property | Mar 2026 |
| 4519 | HELTON HEIRS | Bell County, KY | Oil & Gas Property | Apr 2020 |
| 4520 | HELTON, FLO | Powell County, KY | Oil & Gas Property | Jul 2017 |
| 4521 | HELUMA (CISCO) UNIT #2 | Upton County, TX | Oil & Gas Property | Oct 2025 |
| 4522 | HELVENSTON | Rusk County, TX | Oil & Gas Property | Mar 2026 |
| 4523 | HELVETIA COAL | Armstrong County, PA | Gas Property | Dec 2025 |
| 4524 | HELVETIA COAL CO | Indiana County, PA | Gas Property | Dec 2025 |
| 4525 | HELVETIA COAL MINING | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 4526 | HELVEY | Sheridan County, WY | Gas Property | Feb 2012 |
| 4527 | HELVEY | Jack County, TX | Oil & Gas Property | Mar 2026 |
| 4528 | HELVEY | Garvin County, OK | Oil & Gas Property | Jun 2025 |
| 4529 | HELWEG | Victoria County, TX | Oil & Gas Property | Nov 2025 |
| 4530 | HELWIG | Reagan County, TX | Oil & Gas Property | Mar 2026 |
| 4531 | HELWIG | Lincoln County, WY | Oil & Gas Property | Mar 2026 |
| 4532 | HEMBERGER | Weld County, CO | Oil & Gas Property | Mar 2026 |
| 4533 | HEMBERGER | Sumner County, KS | Gas Property | Feb 2026 |
| 4534 | HEMBREE | Pottawatomie County, OK | Oil Property | Mar 2026 |
| 4535 | HEMBREE | Love County, OK | Oil Property | May 2006 |
| 4536 | HEMBREE | Logan County, AR | Gas Property | Jun 2024 |
| 4537 | HEMBREE | Franklin County, AR | Gas Property | Jun 2024 |
| 4538 | HEMBY | Panola County, TX | Oil & Gas Property | Mar 2026 |
| 4539 | HEMBY GAS UNIT | Rusk County, TX | Oil & Gas Property | Mar 2026 |
| 4540 | HEMBY T. G. GAS UNIT | Panola County, TX | Oil & Gas Property | Mar 2026 |
| 4541 | HEMBY UNIT | Karnes County, TX | Oil & Gas Property | Mar 2026 |
| 4542 | HEMBY-CARTER (ALLOC) 1H | Panola County, TX | Oil & Gas Property | Mar 2026 |
| 4543 | HEMBY-VICE-SHIVERS (ALLOC) 1H | Panola County, TX | Oil & Gas Property | Mar 2026 |
| 4544 | HEMDALE STATE | Reeves County, TX | Oil & Gas Property | Mar 2026 |
| 4545 | HEMI | McKenzie County, ND | Oil & Gas Property | Apr 2026 |
| 4546 | HEMING | Indiana County, PA | Gas Property | Dec 2025 |
| 4547 | HEMINGWAY | Gonzales County, TX | Oil & Gas Property | Mar 2026 |
| 4548 | HEMINGWAY | McIntosh County, OK | Gas Property | Mar 2026 |
| 4549 | HEMLOCK | Perry County, OH | Oil & Gas Property | Dec 2025 |
| 4550 | HEMLOCK 0409 | Campbell County, WY | Oil & Gas Property | Apr 2026 |
| 4551 | HEMLOCK 2205 1MOH-26 | Garfield County, OK | Oil & Gas Property | Mar 2026 |
| 4552 | HEMLOCK 32 STATE | Lea County, NM | Oil & Gas Property | Apr 2026 |
| 4553 | HEMLOCK 55-1-23 UNIT | Loving County, TX | Oil & Gas Property | Mar 2026 |
| 4554 | HEMLOCK BSH STATE | Lea County, NM | Oil & Gas Property | Apr 2026 |
| 4555 | HEMLOCK HUNTING CLUB | Sullivan County, PA | Gas Property | Mar 2026 |
| 4556 | HEMLOCK RIDGE ESTATES | Lycoming County, PA | Gas Property | Mar 2026 |
| 4557 | HEMLOCK VALLEY | Bradford County, PA | Gas Property | Mar 2026 |
| 4558 | HEMMER | Lincoln County, OK | Oil & Gas Property | Apr 2026 |
| 4559 | HEMMERT 2 | Trego County, KS | Oil Property | Feb 2026 |
| 4560 | HEMMI | Archer County, TX | Oil & Gas Property | Mar 2026 |
| 4561 | HEMMI THERESIA | Archer County, TX | Oil & Gas Property | Mar 2026 |
| 4562 | HEMMING | Stephens County, OK | Oil Property | Apr 2021 |
| 4563 | HEMMINGER | Ottawa County, OH | Oil Property | Dec 1988 |
| 4564 | HEMPEN | Woodson County, KS | Oil Property | Feb 2026 |
| 4565 | HEMPERLY-HITCHCOCK | Caddo Parish, LA | Oil Property | Jan 2025 |
| 4566 | HEMPFIELD COMPANY | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4567 | HEMPHILL | Dawson County, TX | Oil & Gas Property | Mar 2026 |
| 4568 | HEMPHILL | Smith County, TX | Oil & Gas Property | Mar 2026 |
| 4569 | HEMPHILL | Summit County, OH | Oil & Gas Property | Dec 2016 |
| 4570 | HEMPHILL | Hemphill County, TX | Oil & Gas Property | Mar 2026 |
| 4571 | HEMPHILL | Coleman County, TX | Oil & Gas Property | Dec 2011 |
| 4572 | HEMPHILL | Ouachita Parish, LA | Gas Property | Dec 2024 |
| 4573 | HEMPHILL | Latimer County, OK | Gas Property | Mar 2026 |
| 4574 | HEMPHILL | Coleman County, TX | Oil & Gas Property | Mar 2026 |
| 4575 | HEMPHILL | Yuma County, CO | Gas Property | Apr 2026 |
| 4576 | HEMPHILL | Schleicher County, TX | Oil & Gas Property | Mar 2026 |
| 4577 | HEMPHILL | Claiborne Parish, LA | Oil & Gas Property | Nov 2024 |
| 4578 | HEMPHILL 09-14 | Conway County, AR | Gas Property | Jul 2024 |
| 4579 | HEMPHILL B.W | Rusk County, TX | Oil & Gas Property | Mar 2026 |
| 4580 | HEMPHILL GAS UNIT | Grant County, KS | Gas Property | Feb 2026 |
| 4581 | HEMSING | Williams County, ND | Oil & Gas Property | Aug 2025 |
| 4582 | HEMSLEY, PAUL H. & ANNETTE A. SHL13 | Marshall County, WV | Oil & Gas Property | Dec 2021 |
| 4583 | HEMSTAD | Pondera County, MT | Gas Property | May 2014 |
| 4584 | HEMUS | Robertson County, TX | Oil & Gas Property | Feb 2026 |
| 4585 | HEMUS-BRADEN | Brazoria County, TX | Oil & Gas Property | Mar 2026 |
| 4586 | HEN 0 | Weld County, CO | Oil & Gas Property | Mar 2026 |
| 4587 | HEN 1 | Weld County, CO | Oil & Gas Property | Mar 2026 |
| 4588 | HEN 2 | Weld County, CO | Oil & Gas Property | Mar 2026 |
| 4589 | HENARD | Yoakum County, TX | Oil & Gas Property | Mar 2026 |
| 4590 | HENCE | Midland County, TX | Oil & Gas Property | Mar 2026 |
| 4591 | HENCEROTH 36-15-4 | Columbiana County, OH | Oil & Gas Property | Mar 2026 |
| 4592 | HENCH WILD WINGS | Scurry County, TX | Oil & Gas Property | Mar 2026 |
| 4593 | HENCKEN UNIT | Tarrant County, TX | Oil & Gas Property | Mar 2026 |
| 4594 | HENCY BANCROFT | Grand Traverse County, MI | Oil & Gas Property | Sep 2024 |
| 4595 | HENCY UNIT | Montague County, TX | Oil & Gas Property | Mar 2026 |
| 4596 | HEND | Winkler County, TX | Oil & Gas Property | Mar 2026 |
| 4597 | HENDEL FED | Uintah County, UT | Oil & Gas Property | Apr 2026 |
| 4598 | HENDERSCHOTT ELIAS | Washington County, OH | Oil Property | Dec 2025 |
| 4599 | HENDERSHOT | Washington County, OH | Oil & Gas Property | Dec 2025 |
| 4600 | HENDERSHOT | Washington County, OH | Oil & Gas Property | Dec 1999 |