Commonwealth of Pennsylvania

Adams County (1800 - Present)
Allegheny County (1788 - Present)
Armstrong County (1800 - Present)
Beaver County (1800 - Present)
Bedford County (1771 - Present)
Berks County (1752 - Present)
Blair County (1846 - Present)
Bucks County (1685 - Present)
Butler County (1800 - Present)
Cambria County (1804 - Present)
Cameron County (1860 - Present)
Carbon County (1843 - Present)
Centre County (1800 - Present)
Chester County (1685 - Present)
Clarion County (1840 - Present)
Clearfield County (1804 - Present)
Clinton County (1839 - Present)
Columbia County (1813 - Present)
Crawford County (1800 - Present)
Cumberland County (1750 - Present)
Dauphin County (1785 - Present)
Delaware County (1789 - Present)
Elk County (1843 - Present)
Erie County (1800 - Present)
Fayette County (1783 - Present)
Forest County (1848 - Present)
Franklin County (1784 - Present)
Fulton County (1850 - Present)
Greene County (1796 - Present)
Huntingdon County (1787 - Present)
Indiana County (1803 - Present)
Jefferson County (1804 - Present)
Juniata County (1831 - Present)
Lackawanna County (1878 - Present)
Lancaster County (1729 - Present)
Lawrence County (1849 - Present)
Lebanon County (1813 - Present)
Lehigh County (1812 - Present)
Luzerne County (1786 - Present)
Lycoming County (1795 - Present)
Mckean County (1804 - Present)
Mercer County (1800 - Present)
Mifflin County (1789 - Present)
Monroe County (1836 - Present)
Montgomery County (1784 - Present)
Montour County (1850 - Present)
Northampton County (1752 - Present)
Northumberland County (1772 - Present)
Ontario County (1810 - Present)
Perry County (1820 - Present)
Philadelphia County (1685 - Present)
Pike County (1814 - Present)
Potter County (1804 - Present)
Schuylkill County (1811 - Present)
Snyder County (1855 - Present)
Somerset County (1795 - Present)
Sullivan County (1848 - Present)
Susquehanna County (1810 - Present)
Tioga County (1804 - Present)
Union County (1813 - Present)
Venango County (1800 - Present)
Warren County (1800 - Present)
Washington County (1781 - Present)
Wayne County (1798 - Present)
Westmoreland County (1773 - Present)
Wyoming County (1843 - Present)
York County (1749 - Present)