| 4401 | L A MEYRAN | Armstrong County, PA | Gas Property | Dec 2025 |
| 4402 | L BEAMER | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4403 | L BHUFF | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4404 | L BURTS | Susquehanna County, PA | Gas Property | Nov 2023 |
| 4405 | L C GIBSON | Armstrong County, PA | Gas Property | Dec 2025 |
| 4406 | L CZIRJAK | Armstrong County, PA | Gas Property | Dec 2025 |
| 4407 | L E STARTZELL | Indiana County, PA | Gas Property | Dec 2025 |
| 4408 | L G DIXON | Indiana County, PA | Gas Property | Dec 2025 |
| 4409 | L H & MARGARET RHEA | Indiana County, PA | Gas Property | Dec 2025 |
| 4410 | L HITE | Cambria County, PA | Gas Property | Dec 2025 |
| 4411 | L J FEASEL | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4412 | L K FULTON1714 | Venango County, PA | Oil Property | Dec 2025 |
| 4413 | L LEGNOSKY | Crawford County, PA | Gas Property | Dec 2015 |
| 4414 | L M HILL | Armstrong County, PA | Gas Property | Dec 2025 |
| 4415 | L M SPENCER | Clearfield County, PA | Gas Property | Dec 2025 |
| 4416 | L MASENGALE 00 | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4417 | L PHILLIPS | Washington County, PA | Gas Property | Dec 2025 |
| 4418 | L RAMSEY | Clarion County, PA | Gas Property | Dec 2025 |
| 4419 | L ROSS 00 | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4420 | L S WALKER & J K NEVLING | Clearfield County, PA | Gas Property | Dec 2024 |
| 4421 | L SNYDER | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 4422 | L THOMPSON | Erie County, PA | Gas Property | Dec 2025 |
| 4423 | L W HICKS | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4424 | L WADDLE | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4425 | L&J EQUIPMENT | Fayette County, PA | Gas Property | Dec 2025 |
| 4426 | L&L CONSTRUCTION UNIT A | Bradford County, PA | Gas Property | Dec 2025 |
| 4427 | L&L PROPERTIES UNIT | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 4428 | L. KINGSLEY | Bradford County, PA | Gas Property | Dec 2025 |
| 4429 | L103 7H | Butler County, PA | Gas Property | Dec 2025 |
| 4430 | LA CARTE ENTERPRISES | Indiana County, PA | Gas Property | Dec 2024 |
| 4431 | LABUDA | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4432 | LACARTE ENTERPRISES | Indiana County, PA | Gas Property | Dec 2024 |
| 4433 | LACERTA | Butler County, PA | Gas Property | Dec 2025 |
| 4434 | LACKAWANNOCK JAMES | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 4435 | LACKAWANNOCK WENGERD | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 4436 | LACKO | Greene County, PA | Gas Property | Dec 2025 |
| 4437 | LADDIE NOEL | Venango County, PA | Oil & Gas Property | Dec 2024 |
| 4438 | LAKE CITY IND INC | Erie County, PA | Gas Property | Dec 2023 |
| 4439 | LALLEY | Venango County, PA | Oil & Gas Property | Dec 2025 |
| 4440 | LAMAR TRUST | Greene County, PA | Gas Property | Dec 2025 |
| 4441 | LAMB FARM | Venango County, PA | Oil Property | Dec 2025 |
| 4442 | LAMB FARM (WITCO CORP) BL | Venango County, PA | Oil Property | Dec 2000 |
| 4443 | LAMBERT | Venango County, PA | Oil & Gas Property | Dec 2025 |
| 4444 | LAMBERT FARMS | Sullivan County, PA | Gas Property | Dec 2025 |
| 4445 | LAMBERT R | Susquehanna County, PA | Gas Property | Dec 2025 |
| 4446 | LAMONT | Elk County, PA | Oil & Gas Property | Dec 2019 |
| 4447 | LAMOREE | Warren County, PA | Gas Property | Dec 2024 |
| 4448 | LAMPERSKI | Butler County, PA | Oil & Gas Property | Sep 2025 |
| 4449 | LAMPERSKI NV58 | Washington County, PA | Gas Property | Dec 2025 |
| 4450 | LAMPMAN | Crawford County, PA | Oil & Gas Property | Dec 2025 |
| 4451 | LANAGER | Clearfield County, PA | Gas Property | Dec 2025 |
| 4452 | LANCO | Greene County, PA | Gas Property | Dec 2025 |
| 4453 | LAND MGMT ET AL | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 4454 | LANDFRIED | Mercer County, PA | Oil & Gas Property | Dec 2024 |
| 4455 | LANDGRAF | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 4456 | LANDMAN | Fayette County, PA | Gas Property | Dec 2025 |
| 4457 | LANDMESSER BRA | Bradford County, PA | Gas Property | Aug 2025 |
| 4458 | LANE | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4459 | LANFRANKIE | Indiana County, PA | Gas Property | Dec 2025 |
| 4460 | LANGLEY | Fayette County, PA | Oil & Gas Property | Dec 2025 |
| 4461 | LANGLEY | Fayette County, PA | Oil & Gas Property | Dec 2024 |
| 4462 | LANGMAN | Venango County, PA | Gas Property | Dec 2024 |
| 4463 | LANSING D WETMORE | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 4464 | LANTZ | Erie County, PA | Oil & Gas Property | Dec 2025 |
| 4465 | LAPINSKI | Mercer County, PA | Gas Property | Dec 2025 |
| 4466 | LAPPE | Indiana County, PA | Gas Property | Dec 2025 |
| 4467 | LAROSA | Washington County, PA | Gas Property | Dec 2025 |
| 4468 | LARRY KALIKA | Erie County, PA | Gas Property | Dec 2025 |
| 4469 | LARRY S CREEK F & G | Lycoming County, PA | Gas Property | Dec 2025 |
| 4470 | LARRYS CREEK | Lycoming County, PA | Gas Property | Dec 2025 |
| 4471 | LARSON | McKean County, PA | Gas Property | Dec 2009 |
| 4472 | LARSON | Centre County, PA | Gas Property | Dec 2025 |
| 4473 | LARUE C 0 | Susquehanna County, PA | Gas Property | Dec 2025 |
| 4474 | LASCO UNIT MIRABELLI 1 LASCO 1H | Wyoming County, PA | Gas Property | Dec 2025 |
| 4475 | LASH | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4476 | LASH | Armstrong County, PA | Gas Property | Dec 2025 |
| 4477 | LASH | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4478 | LASHER | Wyoming County, PA | Gas Property | Dec 2025 |
| 4479 | LASSINGER UNIT | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 4480 | LATHROP FARM TRUST UNIT | Susquehanna County, PA | Gas Property | Sep 2025 |
| 4481 | LATROBE BREWING | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4482 | LATROBE-WIMMER | Westmoreland County, PA | Gas Property | Dec 2025 |
| 4483 | LATSHAW | Venango County, PA | Oil Property | Dec 2015 |
| 4484 | LATTIMER | Bradford County, PA | Gas Property | Dec 2025 |
| 4485 | LAUER D 0 | Susquehanna County, PA | Gas Property | Dec 2025 |
| 4486 | LAUFFENBURGER | Warren County, PA | Oil & Gas Property | Dec 2015 |
| 4487 | LAUFFENBURGER VL | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4488 | LAUFFER | Susquehanna County, PA | Gas Property | Dec 2025 |
| 4489 | LAUFFER | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 4490 | LAUFFERNBURGER VL | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 4491 | LAUGER 1 | Warren County, PA | Gas Property | Dec 2024 |
| 4492 | LAUGHLIN HEIRS 00 | Indiana County, PA | Gas Property | Dec 2025 |
| 4493 | LAUNTZ | Westmoreland County, PA | Gas Property | Dec 2022 |
| 4494 | LAURA ALLISON | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 4495 | LAURA B. HOFFMAN | Armstrong County, PA | Gas Property | Dec 2025 |
| 4496 | LAUREL | Bradford County, PA | Gas Property | Dec 2025 |
| 4497 | LAUREL HILL | Lycoming County, PA | Gas Property | Dec 2025 |
| 4498 | LAURINE SPICHER | Clearfield County, PA | Gas Property | Dec 2025 |
| 4499 | LAWRENCE | Jefferson County, PA | Gas Property | Dec 2025 |
| 4500 | LAWRENCE | Armstrong County, PA | Gas Property | Dec 2025 |