| 7501 | TROYER/SPACE MANAGEMENT UNIT | Washington County, PA | Oil & Gas Property | Apr 2026 |
| 7502 | TRUELINE | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 7503 | TRUESDAIL | Erie County, PA | Gas Property | Dec 2025 |
| 7504 | TRUITT | Armstrong County, PA | Gas Property | Dec 2025 |
| 7505 | TRUMAN & MAR | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 7506 | TRUMP | Fayette County, PA | Gas Property | Dec 2025 |
| 7507 | TRUSSEL | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 7508 | TRUSSEL WARRANT 3192 | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 7509 | TRUSSELL | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 7510 | TRUST | Greene County, PA | Gas Property | Apr 2026 |
| 7511 | TRYON | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 7512 | TS GEORGE | Clarion County, PA | Gas Property | Dec 2025 |
| 7513 | TSF12 | Tioga County, PA | Gas Property | Apr 2026 |
| 7514 | TSOUROUS, A | Susquehanna County, PA | Gas Property | Apr 2026 |
| 7515 | TUBBS | Clearfield County, PA | Gas Property | Dec 2025 |
| 7516 | TUCKER H 00 | Susquehanna County, PA | Gas Property | Apr 2026 |
| 7517 | TUFANO | Bradford County, PA | Gas Property | Apr 2026 |
| 7518 | TULLAR COBB 1 | Potter County, PA | Oil & Gas Property | Dec 2025 |
| 7519 | TUNA | McKean County, PA | Oil Property | Dec 2025 |
| 7520 | TUNNELTON MINING CO | Indiana County, PA | Oil & Gas Property | Dec 2018 |
| 7521 | TURACK | Westmoreland County, PA | Gas Property | Dec 2025 |
| 7522 | TURKEY 59 | Clearfield County, PA | Gas Property | Apr 2026 |
| 7523 | TURNER | Susquehanna County, PA | Gas Property | Apr 2026 |
| 7524 | TURNER | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 7525 | TURNER | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 7526 | TUTAK | Armstrong County, PA | Gas Property | Dec 2025 |
| 7527 | TW MCGAHEN | Erie County, PA | Gas Property | Dec 2025 |
| 7528 | TWENTIER | Lawrence County, PA | Gas Property | Apr 2026 |
| 7529 | TWIN ANGELS | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 7530 | TWIN LICK | Elk County, PA | Oil & Gas Property | Dec 2017 |
| 7531 | TWIN RIDGE (02-185 | Tioga County, PA | Gas Property | Apr 2026 |
| 7532 | TWL ASSOC | Bradford County, PA | Gas Property | Apr 2026 |
| 7533 | TWO MILE RUN PARK | Venango County, PA | Gas Property | Dec 2025 |
| 7534 | TYLER | Susquehanna County, PA | Gas Property | Apr 2026 |
| 7535 | TYLER BROOK | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 7536 | U S F S | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7537 | U S F S | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7538 | U S F S & R I STOVER KB | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7539 | U S F S LOT 201 KC | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7540 | U S FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7541 | U S FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7542 | U S FOREST SVC CENTRAL PA LUMBER | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7543 | U S FORESTRY SERVICE 00 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7544 | U S GOVT/ARMSTRONG FOREST | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 7545 | U S STEEL | Greene County, PA | Gas Property | Dec 2025 |
| 7546 | U.S.F.S | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 7547 | UBER | Indiana County, PA | Gas Property | Dec 2025 |
| 7548 | UC MILES | Clarion County, PA | Gas Property | Dec 2025 |
| 7549 | UGLIUZZA (05-006 | Bradford County, PA | Gas Property | Mar 2026 |
| 7550 | UHOUSE 05 081 0 | Bradford County, PA | Gas Property | Apr 2026 |
| 7551 | ULTIMATE WARRIOR | Lycoming County, PA | Gas Property | Apr 2026 |
| 7552 | UMBERT PETRARCA | Indiana County, PA | Gas Property | Dec 2025 |
| 7553 | UNDERHILL COAL | Clearfield County, PA | Gas Property | Dec 2023 |
| 7554 | UNGER | Armstrong County, PA | Gas Property | Dec 2025 |
| 7555 | UNION RAILROAD | Allegheny County, PA | Gas Property | Dec 2025 |
| 7556 | UNITED METHODIST | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 7557 | UNITY CEMETERY ASS | Westmoreland County, PA | Gas Property | Dec 2025 |
| 7558 | UNITY LAND MGMT | Westmoreland County, PA | Gas Property | Dec 2025 |
| 7559 | UPDIKE | Bradford County, PA | Gas Property | Apr 2026 |
| 7560 | UPHAM 05 | Bradford County, PA | Gas Property | Apr 2026 |
| 7561 | UPPER FUNK 1 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7562 | UPPER RENO | Venango County, PA | Oil Property | Dec 2006 |
| 7563 | UPPERMAN | Armstrong County, PA | Gas Property | Dec 2025 |
| 7564 | URBANICK | Crawford County, PA | Oil & Gas Property | Dec 2025 |
| 7565 | URIAH GEORGE 328 | Clarion County, PA | Gas Property | Dec 2024 |
| 7566 | URSA MAJOR | Butler County, PA | Gas Property | Apr 2026 |
| 7567 | URSA MINOR | Butler County, PA | Gas Property | Apr 2026 |
| 7568 | US FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7569 | US FOREST SERVICE COLLINS PINE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7570 | US GOVERNMENT NAT | Warren County, PA | Oil & Gas Property | Dec 2017 |
| 7571 | US NATURAL RESOURCES | Washington County, PA | Gas Property | Apr 2026 |
| 7572 | USCHAK | Westmoreland County, PA | Gas Property | Apr 2026 |
| 7573 | USFS | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 7574 | USFS | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7575 | USFS 7 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7576 | USGS 36 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7577 | USX 1 | Fayette County, PA | Gas Property | Dec 2025 |
| 7578 | USX 520 | Fayette County, PA | Oil & Gas Property | Dec 2025 |
| 7579 | USX CORP | Fayette County, PA | Gas Property | Dec 2025 |
| 7580 | USX-BELLONE | Westmoreland County, PA | Gas Property | Dec 2025 |
| 7581 | V J ENDERLEIN | Indiana County, PA | Gas Property | Dec 2025 |
| 7582 | V L BOYER | Armstrong County, PA | Gas Property | Dec 2025 |
| 7583 | V M BLA | Washington County, PA | Oil Property | Dec 2012 |
| 7584 | V MCCULLOUGH | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 7585 | V R DOUGHERTY ETAL | Armstrong County, PA | Gas Property | Dec 2025 |
| 7586 | V SANTORA 00 | Washington County, PA | Oil & Gas Property | Dec 2025 |
| 7587 | V. NICHOLS | Warren County, PA | Gas Property | Dec 2025 |
| 7588 | V. U. MEGNIN | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 7589 | VADNAL | Butler County, PA | Gas Property | Apr 2026 |
| 7590 | VADNAL A UNIT 10HB | Butler County, PA | Gas Property | Apr 2026 |
| 7591 | VAIL | Fayette County, PA | Gas Property | Dec 2025 |
| 7592 | VALLDES | Tioga County, PA | Gas Property | Apr 2026 |
| 7593 | VAN 1 | McKean County, PA | Oil & Gas Property | Dec 2022 |
| 7594 | VAN DRUFF | Greene County, PA | Oil & Gas Property | Dec 2025 |
| 7595 | VANBLARCOM 03 | Bradford County, PA | Gas Property | Apr 2026 |
| 7596 | VANCE RUNG | Crawford County, PA | Oil & Gas Property | Dec 2025 |
| 7597 | VANCISE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 7598 | VANCO | Warren County, PA | Gas Property | Dec 2025 |
| 7599 | VANDEMARK | Wyoming County, PA | Gas Property | Apr 2026 |
| 7600 | VANDERGRIFT | Tioga County, PA | Gas Property | Apr 2026 |