| Property Name | Property Location | Property Type | Most Recent Production | |
|---|---|---|---|---|
| 1601 | CUBBON | Venango County, PA | Oil Property | Dec 1997 |
| 1602 | CUBBON | Venango County, PA | Gas Property | Dec 2025 |
| 1603 | CUBBON | Venango County, PA | Oil & Gas Property | Dec 2024 |
| 1604 | CUBBON LUMBER CO | Warren County, PA | Gas Property | Dec 2025 |
| 1605 | CULBERTSON | Clarion County, PA | Oil & Gas Property | Dec 2020 |
| 1606 | CULBERTSON | Armstrong County, PA | Gas Property | Dec 2025 |
| 1607 | CUMBERLAND | Greene County, PA | Gas Property | Dec 2025 |
| 1608 | CUMMINGS 823 | Tioga County, PA | Gas Property | Dec 2025 |
| 1609 | CUMMINGS LUMBER 01 081 | Bradford County, PA | Gas Property | Dec 2025 |
| 1610 | CUNDARI | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 1611 | CUNNINGHAM | Venango County, PA | Oil Property | Dec 2014 |
| 1612 | CUPPER | Tioga County, PA | Gas Property | Dec 2025 |
| 1613 | CURRY | Washington County, PA | Oil & Gas Property | Dec 2025 |
| 1614 | CURTIN | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 1615 | CURTIN | Wyoming County, PA | Gas Property | Dec 2025 |
| 1616 | CURTIN UNIT | Bradford County, PA | Gas Property | Dec 2025 |
| 1617 | CURTIS | Erie County, PA | Gas Property | Dec 2025 |
| 1618 | CURTIS | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 1619 | CURTIS | Bradford County, PA | Gas Property | Dec 2025 |
| 1620 | CURTIS F POOLE | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 1621 | CURTIS LOT | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 1622 | CUSICK H | Mercer County, PA | Gas Property | Dec 2025 |
| 1623 | CUTHBERTSON | Bradford County, PA | Gas Property | Dec 2025 |
| 1624 | CW MORRIS | Crawford County, PA | Gas Property | Dec 2024 |
| 1625 | CYNTHIA BOND | Indiana County, PA | Gas Property | Dec 2025 |
| 1626 | CYNTHIA M KNISPEL A | Lycoming County, PA | Gas Property | Dec 2025 |
| 1627 | CYPHER | Butler County, PA | Gas Property | Dec 2025 |
| 1628 | CYPHER | Clarion County, PA | Gas Property | Dec 2025 |
| 1629 | CYPHERT | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 1630 | CZECH UNIT | Warren County, PA | Gas Property | Dec 2006 |
| 1631 | CZESNOWSKI | Erie County, PA | Gas Property | Dec 2025 |
| 1632 | D & J FARMS UNIT | Bradford County, PA | Gas Property | Dec 2025 |
| 1633 | D A WILCOX | Warren County, PA | Gas Property | Dec 2025 |
| 1634 | D B TOWNSEND | Armstrong County, PA | Gas Property | Dec 2025 |
| 1635 | D B TRAVIS | Armstrong County, PA | Gas Property | Dec 2025 |
| 1636 | D BELL | Clarion County, PA | Gas Property | Dec 2025 |
| 1637 | D BERRY | Susquehanna County, PA | Gas Property | Dec 2025 |
| 1638 | D C BLAIR | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 1639 | D C SMITH | Armstrong County, PA | Gas Property | Dec 2025 |
| 1640 | D CASKEY | Elk County, PA | Gas Property | Dec 2025 |
| 1641 | D D MILLER M-705 69 | Clearfield County, PA | Gas Property | Dec 2025 |
| 1642 | D DEMA | Clarion County, PA | Oil & Gas Property | Dec 2025 |
| 1643 | D E MAUK | Indiana County, PA | Gas Property | Dec 2025 |
| 1644 | D EVANS | Westmoreland County, PA | Oil & Gas Property | Dec 2015 |
| 1645 | D G WERTZ | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 1646 | D GRANTHAM | Mercer County, PA | Gas Property | Dec 2025 |
| 1647 | D HAGERTY | Fayette County, PA | Gas Property | Dec 2025 |
| 1648 | D IAMS 59 | Greene County, PA | Gas Property | Dec 2025 |
| 1649 | D J BRAUGHLER | Indiana County, PA | Gas Property | Dec 2025 |
| 1650 | D JOHNSON | Warren County, PA | Gas Property | Dec 2025 |
| 1651 | D KIN | Indiana County, PA | Gas Property | Dec 2025 |
| 1652 | D L BRUNER | Armstrong County, PA | Gas Property | Dec 2025 |
| 1653 | D L CLOWSER | Armstrong County, PA | Gas Property | Dec 2025 |
| 1654 | D LEWIS | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 1655 | D MACURDY | Butler County, PA | Gas Property | Dec 2025 |
| 1656 | D MARSH | Indiana County, PA | Gas Property | Dec 2025 |
| 1657 | D MCLEAN | Susquehanna County, PA | Gas Property | Dec 2025 |
| 1658 | D PERRINE | Mercer County, PA | Oil Property | Dec 2025 |
| 1659 | D REITZ 1 | Jefferson County, PA | Oil & Gas Property | Dec 2006 |
| 1660 | D SHAW | Westmoreland County, PA | Gas Property | Dec 2025 |
| 1661 | D SHEARER | Indiana County, PA | Gas Property | Dec 2025 |
| 1662 | D SHERASKEY 00 | Washington County, PA | Gas Property | Dec 2025 |
| 1663 | D SHIREY | Clarion County, PA | Gas Property | Dec 2025 |
| 1664 | D SPE | Washington County, PA | Gas Property | Dec 2025 |
| 1665 | D SWANK | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 1666 | D T MITCHELL | Clearfield County, PA | Gas Property | Dec 2025 |
| 1667 | D THARP 591 | Greene County, PA | Gas Property | Dec 2025 |
| 1668 | D V HUTCHI | Venango County, PA | Gas Property | Dec 2024 |
| 1669 | D W & M B OBERLIN FMLY L M OBERLIN | Indiana County, PA | Gas Property | Dec 2025 |
| 1670 | D W LAWSON HE | Armstrong County, PA | Gas Property | Dec 2025 |
| 1671 | D W RARAIGH | Indiana County, PA | Gas Property | Dec 2025 |
| 1672 | D WARCHOLAK | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 1673 | D WILLIAMS | Susquehanna County, PA | Gas Property | Dec 2025 |
| 1674 | D WILLIAMS 200 | Crawford County, PA | Gas Property | Dec 2008 |
| 1675 | D WITMER | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 1676 | D WRIGHT | Armstrong County, PA | Gas Property | Dec 2025 |
| 1677 | D. TARR | Venango County, PA | Gas Property | Dec 2024 |
| 1678 | D09-M SRC WT 2333 | Elk County, PA | Gas Property | Dec 2025 |
| 1679 | DA HAMILTON | Jefferson County, PA | Oil & Gas Property | Dec 2025 |
| 1680 | DA KECK | Clarion County, PA | Gas Property | Dec 2019 |
| 1681 | DACHEUX UNIT | Sullivan County, PA | Gas Property | Dec 2025 |
| 1682 | DADDY LONG LEGS | Greene County, PA | Gas Property | Dec 2025 |
| 1683 | DAHN-TAHN | Greene County, PA | Gas Property | Dec 2025 |
| 1684 | DAISHER | Clearfield County, PA | Gas Property | Dec 2025 |
| 1685 | DALBO DOMINICK UNIT | Allegheny County, PA | Gas Property | Dec 2025 |
| 1686 | DALE A & DORIS M LAKE | Indiana County, PA | Gas Property | Dec 2025 |
| 1687 | DALE BOWER | Lycoming County, PA | Gas Property | Dec 2025 |
| 1688 | DALE DELARME | Clearfield County, PA | Gas Property | Dec 2025 |
| 1689 | DALE LOT 518 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 1690 | DALE R FOX | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 1691 | DALE REYNOLDS | Clarion County, PA | Gas Property | Dec 2025 |
| 1692 | DALE SCHRE | Armstrong County, PA | Gas Property | Dec 2025 |
| 1693 | DALE W KOHLHEPP | Indiana County, PA | Gas Property | Dec 2025 |
| 1694 | DALESSIO | Indiana County, PA | Gas Property | Dec 2025 |
| 1695 | DALLAS | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 1696 | DAMICH 165 | Washington County, PA | Gas Property | Dec 2025 |
| 1697 | DAN ELLIS | Bradford County, PA | Gas Property | Dec 2025 |
| 1698 | DANA-114 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 1699 | DANCHO/BROWN | Fayette County, PA | Gas Property | Dec 2025 |
| 1700 | DANDOIS 482 | Tioga County, PA | Gas Property | Dec 2025 |