| 4401 | LEONARD | Susquehanna County, PA | Gas Property | Oct 2025 |
| 4402 | LEONARD | Indiana County, PA | Gas Property | Oct 2025 |
| 4403 | LEONARD M | Indiana County, PA | Gas Property | Dec 2024 |
| 4404 | LEONARD R WORK ET | Indiana County, PA | Gas Property | Dec 2024 |
| 4405 | LEONARD WALTERS | Jefferson County, PA | Gas Property | Dec 2024 |
| 4406 | LEOTA WARR | Indiana County, PA | Gas Property | Dec 2024 |
| 4407 | LEPLEY | Tioga County, PA | Gas Property | Oct 2025 |
| 4408 | LERCH | Clarion County, PA | Gas Property | Dec 2024 |
| 4409 | LERNER G | Susquehanna County, PA | Gas Property | Oct 2025 |
| 4410 | LEROY FREDERICK | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4411 | LEROY SHROCK | Armstrong County, PA | Gas Property | Dec 2024 |
| 4412 | LEROY STEFFY | Armstrong County, PA | Gas Property | Dec 2024 |
| 4413 | LESLIE | Warren County, PA | Gas Property | Dec 2024 |
| 4414 | LESLIE BERESNYAK | Indiana County, PA | Gas Property | Dec 2024 |
| 4415 | LESLIE J HILTY | Indiana County, PA | Gas Property | Dec 2024 |
| 4416 | LESLIE S KELLY | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 4417 | LESNEY UNIT 5H | Butler County, PA | Gas Property | Oct 2025 |
| 4418 | LESNICK JOHN 11170 | Washington County, PA | Gas Property | Oct 2025 |
| 4419 | LESTER F HARKLEROAD | Armstrong County, PA | Gas Property | Dec 2023 |
| 4420 | LESTER NOLL | Warren County, PA | Gas Property | Dec 2024 |
| 4421 | LESTER UNIT | Fayette County, PA | Gas Property | Oct 2025 |
| 4422 | LETTERS | Armstrong County, PA | Gas Property | Dec 2024 |
| 4423 | LEVI BEAMER | Westmoreland County, PA | Gas Property | Dec 2024 |
| 4424 | LEVI E. MILLER ETUX | Indiana County, PA | Gas Property | Dec 2024 |
| 4425 | LEVIN PROJECT 1 | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 4426 | LEWELLEN | Fayette County, PA | Gas Property | Dec 2024 |
| 4427 | LEWIS | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 4428 | LEWIS | Greene County, PA | Gas Property | Oct 2025 |
| 4429 | LEWIS B CUNNINGHAM | Jefferson County, PA | Gas Property | Dec 2024 |
| 4430 | LEWIS D 0 | Susquehanna County, PA | Gas Property | Oct 2025 |
| 4431 | LEWIS KUSS | Erie County, PA | Gas Property | Dec 2024 |
| 4432 | LEWIS-DOUGLAS | Indiana County, PA | Gas Property | Dec 2024 |
| 4433 | LEYO | Clearfield County, PA | Gas Property | Dec 2024 |
| 4434 | LF WATSON | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4435 | LIBERATO BEA | Beaver County, PA | Oil & Gas Property | Oct 2025 |
| 4436 | LICHANEC | Armstrong County, PA | Gas Property | Dec 2024 |
| 4437 | LICK RUN | Tioga County, PA | Gas Property | Oct 2025 |
| 4438 | LIEBEL | Westmoreland County, PA | Gas Property | Dec 2024 |
| 4439 | LIGHTCAP | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4440 | LIGHTCAP N | Bradford County, PA | Gas Property | Oct 2025 |
| 4441 | LIGHTNER | Armstrong County, PA | Gas Property | Dec 2024 |
| 4442 | LIGHTNER EAST UNIT 1H | Blair County, PA | Gas Property | Oct 2025 |
| 4443 | LILLIAN NEAL | Armstrong County, PA | Gas Property | Dec 2024 |
| 4444 | LILLIE | Bradford County, PA | Gas Property | Oct 2025 |
| 4445 | LILLSTROM | Armstrong County, PA | Gas Property | Dec 2024 |
| 4446 | LILLY | Greene County, PA | Oil & Gas Property | Oct 2025 |
| 4447 | LIMESTONE RUN | Armstrong County, PA | Gas Property | Oct 2025 |
| 4448 | LINCOLN | Indiana County, PA | Gas Property | Dec 2024 |
| 4449 | LINCOLN WAREHOUSES INC 00 | Butler County, PA | Gas Property | Dec 2022 |
| 4450 | LIND | Clearfield County, PA | Gas Property | Dec 2024 |
| 4451 | LINDA MCDIVITT TURIN | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4452 | LINDA WALKER | Jefferson County, PA | Oil & Gas Property | Dec 2024 |
| 4453 | LINDELL | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4454 | LINDELL | Warren County, PA | Gas Property | Dec 2024 |
| 4455 | LINDEN HALL | Fayette County, PA | Gas Property | Dec 2024 |
| 4456 | LINDLEY | Washington County, PA | Oil & Gas Property | Dec 2024 |
| 4457 | LINDLEY JOHN UNIT | Washington County, PA | Gas Property | Oct 2025 |
| 4458 | LINDSAY COAL MINING CO D | Jefferson County, PA | Gas Property | Dec 2024 |
| 4459 | LINDSEY | Warren County, PA | Oil & Gas Property | Dec 2020 |
| 4460 | LINDSEY COAL | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4461 | LINDSEY COAL | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4462 | LINDSEY COAL | Jefferson County, PA | Oil & Gas Property | Dec 2024 |
| 4463 | LINDSEY COAL MINING COMPANY 1 | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4464 | LINES | Bradford County, PA | Gas Property | Jan 2025 |
| 4465 | LINGLE 1102 | Tioga County, PA | Gas Property | Oct 2025 |
| 4466 | LINSKI | Bradford County, PA | Gas Property | Oct 2025 |
| 4467 | LINVILLE WILSON 12692 | Washington County, PA | Gas Property | Oct 2025 |
| 4468 | LIONETTI | Bradford County, PA | Gas Property | Oct 2025 |
| 4469 | LIPPERT | Crawford County, PA | Oil & Gas Property | Oct 2025 |
| 4470 | LIPPINCOTT F 00 | Susquehanna County, PA | Gas Property | Oct 2025 |
| 4471 | LIPTAK | Fayette County, PA | Gas Property | Dec 2024 |
| 4472 | LISTON | Fayette County, PA | Gas Property | Dec 2024 |
| 4473 | LITKE | Centre County, PA | Gas Property | Oct 2025 |
| 4474 | LITKE | Centre County, PA | Gas Property | Dec 2024 |
| 4475 | LITKE UNIT | Centre County, PA | Gas Property | Oct 2025 |
| 4476 | LITTLE | Indiana County, PA | Gas Property | Dec 2024 |
| 4477 | LITTLE BOYD PROPERTIES | McKean County, PA | Oil Property | Dec 2021 |
| 4478 | LITTLE CLARA UNIT | Washington County, PA | Gas Property | Oct 2025 |
| 4479 | LITTLE FAWN | Lycoming County, PA | Gas Property | Oct 2025 |
| 4480 | LITTLE LEO CORP 1 | Jefferson County, PA | Oil & Gas Property | Dec 2024 |
| 4481 | LITTLE MAHONING BIBLE | Indiana County, PA | Gas Property | Dec 2024 |
| 4482 | LITTLE RHL27 | Greene County, PA | Gas Property | Oct 2025 |
| 4483 | LITTLEFIELD 13 | Forest County, PA | Oil & Gas Property | Dec 2024 |
| 4484 | LIVEZEY | Warren County, PA | Oil & Gas Property | Dec 2019 |
| 4485 | LIZZIE M HYDE 50 | Elk County, PA | Oil & Gas Property | Dec 2024 |
| 4486 | LKM BRA | Bradford County, PA | Gas Property | Oct 2025 |
| 4487 | LLOYD MYERS | Armstrong County, PA | Gas Property | Dec 2012 |
| 4488 | LLOYD R | Crawford County, PA | Gas Property | Dec 2024 |
| 4489 | LLOYD R MILLER | Clarion County, PA | Gas Property | Dec 2024 |
| 4490 | LLOYD SCHWAB | Erie County, PA | Gas Property | Dec 2002 |
| 4491 | LOBDELL | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4492 | LOBDELL | Crawford County, PA | Gas Property | Dec 2024 |
| 4493 | LOBINS | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 4494 | LOCH UNIT | Wyoming County, PA | Gas Property | Oct 2025 |
| 4495 | LOCHMILLER | Greene County, PA | Oil & Gas Property | Dec 2024 |
| 4496 | LOCKWOOD | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4497 | LOCKWOOD | Jefferson County, PA | Gas Property | Dec 2024 |
| 4498 | LOCKWOOD | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4499 | LOFFREDO J | Wyoming County, PA | Gas Property | Oct 2025 |
| 4500 | LOGAN BOND | Clearfield County, PA | Gas Property | Dec 2024 |