| 5401 | NORRIS DAVID ET AL UNIT | Allegheny County, PA | Gas Property | Sep 2024 |
| 5402 | NORTH | Mercer County, PA | Gas Property | Dec 2023 |
| 5403 | NORTH AMERICAN COAL | Indiana County, PA | Gas Property | Dec 2023 |
| 5404 | NORTH BEAVER NC DEVELOPMENT | Lawrence County, PA | Gas Property | Sep 2024 |
| 5405 | NORTH BEAVER SA | Lawrence County, PA | Gas Property | Sep 2024 |
| 5406 | NORTH BEAVER-KEPHART 3H | Lawrence County, PA | Oil & Gas Property | Sep 2024 |
| 5407 | NORTH COAST ENERGY FELTON | Westmoreland County, PA | Gas Property | Dec 2023 |
| 5408 | NORTH EAST | Erie County, PA | Gas Property | Dec 2023 |
| 5409 | NORTH GERFIN PRICE | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5410 | NORTH PENN | Potter County, PA | Oil & Gas Property | Dec 2023 |
| 5411 | NORTH PENN | Potter County, PA | Gas Property | Dec 2023 |
| 5412 | NORTH PENN GAS CO | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 5413 | NORTH PRICE | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5414 | NORTH VALENTINE PRICE | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5415 | NORTHERN | Elk County, PA | Oil & Gas Property | Dec 2018 |
| 5416 | NORTHERN ALLEGHENY CONSERVATION ASS | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 5417 | NORTHERN CENTRAL BANK | Clearfield County, PA | Gas Property | Dec 2023 |
| 5418 | NORTHFORK LP WARRANT 23 | Elk County, PA | Gas Property | Dec 2022 |
| 5419 | NORTHWEST MINING NW | McKean County, PA | Oil & Gas Property | Dec 2020 |
| 5420 | NORTHWESTERN X | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 5421 | NORTHWET MINING NW | McKean County, PA | Oil & Gas Property | Dec 2020 |
| 5422 | NORTON | Sullivan County, PA | Gas Property | Jun 2022 |
| 5423 | NORTON-GLASSMAN LOT 515 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 5424 | NORWIN SCHOOL DISTRICT 00 | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 5425 | NOSS UNIT | Beaver County, PA | Gas Property | Sep 2024 |
| 5426 | NOVOSEL | McKean County, PA | Oil & Gas Property | Dec 2021 |
| 5427 | NOVOSEL LOT 436 472 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 5428 | NOWICKI | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5429 | NOWRYTOWN | Indiana County, PA | Gas Property | Dec 2023 |
| 5430 | NUHFER | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 5431 | NULL BOBST UNIT | Lycoming County, PA | Gas Property | Sep 2024 |
| 5432 | NULL EUGENE | Lycoming County, PA | Gas Property | Sep 2024 |
| 5433 | NW SECTION 1 10 | McKean County, PA | Oil & Gas Property | Dec 2023 |
| 5434 | NYAL M CATHCART | Clearfield County, PA | Gas Property | Dec 2023 |
| 5435 | NYE BRANCH | Jefferson County, PA | Gas Property | Dec 2023 |
| 5436 | O & R KOHL | Venango County, PA | Oil & Gas Property | Dec 2023 |
| 5437 | O CRAMER | Indiana County, PA | Gas Property | Dec 2023 |
| 5438 | O F HILL | Indiana County, PA | Gas Property | Dec 2023 |
| 5439 | O GIBSON | Armstrong County, PA | Gas Property | Dec 2023 |
| 5440 | O J KING | Armstrong County, PA | Gas Property | Dec 2023 |
| 5441 | O M RE | Clearfield County, PA | Gas Property | Dec 2023 |
| 5442 | O REILLY 1 | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5443 | O W RIGGLE | Armstrong County, PA | Gas Property | Dec 2023 |
| 5444 | OAK RIDGE N | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5445 | OAK TREE FAIRWAY UNIT | Mercer County, PA | Oil & Gas Property | Dec 2023 |
| 5446 | OAKES | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 5447 | OAKES | McKean County, PA | Oil Property | Dec 2007 |
| 5448 | OAKLAND | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 5449 | OAKLAND CEMET | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 5450 | OAKMONT COUNT | Allegheny County, PA | Gas Property | Dec 2023 |
| 5451 | OAKMONT EAST | Allegheny County, PA | Gas Property | Dec 2023 |
| 5452 | OBER UNIT | Westmoreland County, PA | Gas Property | Dec 2023 |
| 5453 | OBER UNIT | Bradford County, PA | Gas Property | Sep 2024 |
| 5454 | OBLINSKY | Indiana County, PA | Gas Property | Dec 2023 |
| 5455 | OBRIEN | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5456 | OCHS | Clarion County, PA | Gas Property | Dec 2023 |
| 5457 | OCHS | Clearfield County, PA | Gas Property | Dec 2023 |
| 5458 | OCHS INVESTMENT LTD PARTNERSHIP | Clarion County, PA | Gas Property | Dec 2023 |
| 5459 | OCHS/SBI | Armstrong County, PA | Gas Property | Dec 2023 |
| 5460 | OCTA NUPP | Indiana County, PA | Gas Property | Dec 2023 |
| 5461 | ODONNELL | Fayette County, PA | Oil & Gas Property | Dec 2023 |
| 5462 | ODONNELL | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 5463 | ODONNELL JOSEPH UNIT | Washington County, PA | Gas Property | Sep 2024 |
| 5464 | ODOWD | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5465 | OESTERLING | Armstrong County, PA | Gas Property | Sep 2024 |
| 5466 | OFFUTT | Armstrong County, PA | Oil & Gas Property | Dec 2023 |
| 5467 | OGONTZ FISHING CLUB | Lycoming County, PA | Gas Property | Sep 2024 |
| 5468 | OHIO VALLEY LBC UNIT | Washington County, PA | Oil & Gas Property | Sep 2024 |
| 5469 | OIL CREEK S | Venango County, PA | Gas Property | Dec 2023 |
| 5470 | OILCAN | Bradford County, PA | Gas Property | Mar 2024 |
| 5471 | OLCZAK | Greene County, PA | Gas Property | Sep 2024 |
| 5472 | OLD HOME MANOR | Indiana County, PA | Oil & Gas Property | Dec 2023 |
| 5473 | OLD MCDONALD FARM UNIT | Washington County, PA | Gas Property | Sep 2024 |
| 5474 | OLD TOWN BEAGLE CLUB | Clearfield County, PA | Gas Property | Dec 2023 |
| 5475 | OLER THOMPSON B | Clearfield County, PA | Gas Property | Dec 2023 |
| 5476 | OLEXA | Fayette County, PA | Oil & Gas Property | Sep 2024 |
| 5477 | OLGA H WEBER | Jefferson County, PA | Gas Property | Dec 2023 |
| 5478 | OLIVER | Mercer County, PA | Oil & Gas Property | Dec 2023 |
| 5479 | OLIVER | Allegheny County, PA | Gas Property | Sep 2024 |
| 5480 | OLIVER | Fayette County, PA | Gas Property | Dec 2023 |
| 5481 | OLIVER EAST MON23H1 | Allegheny County, PA | Gas Property | Sep 2024 |
| 5482 | OLIVER FARM WARRANT 4004 | McKean County, PA | Oil & Gas Property | Dec 2009 |
| 5483 | OLIVER UNIT | Susquehanna County, PA | Gas Property | Aug 2024 |
| 5484 | OLIVER W PROPER | Elk County, PA | Oil & Gas Property | Dec 2023 |
| 5485 | OLLIE MORRIS | Jefferson County, PA | Gas Property | Dec 2023 |
| 5486 | OLSON | Warren County, PA | Gas Property | Dec 2023 |
| 5487 | OLSON 02 101 0 | Tioga County, PA | Gas Property | Sep 2024 |
| 5488 | OLSON ROBERT & MARGARET 3864 | Jefferson County, PA | Gas Property | Dec 2023 |
| 5489 | OLSON UNIT | Venango County, PA | Gas Property | Dec 2023 |
| 5490 | OLYMPIC LAKE ESTATES 07 083 0 | Susquehanna County, PA | Gas Property | Sep 2024 |
| 5491 | OMR (02-188 | Tioga County, PA | Gas Property | Sep 2024 |
| 5492 | ONEIL | Warren County, PA | Oil Property | Dec 2023 |
| 5493 | ONEILL | Warren County, PA | Oil Property | Dec 2023 |
| 5494 | ONIFRO O | McKean County, PA | Oil & Gas Property | Dec 2005 |
| 5495 | OPACIC | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 5496 | ORENCHUK RUSSELL 11890 | Washington County, PA | Gas Property | Sep 2024 |
| 5497 | ORIN LEE NEAL | Jefferson County, PA | Gas Property | Dec 2023 |
| 5498 | ORIS | Mercer County, PA | Oil & Gas Property | Dec 2023 |
| 5499 | ORIS M. SCHRECENGOST | Armstrong County, PA | Oil & Gas Property | Dec 2023 |
| 5500 | ORLANDO HARMAN | Armstrong County, PA | Gas Property | Dec 2023 |