List of state and county courthouses in Pennsylvania
This is a list of former and current non-federal courthouses in the Commonwealth of Pennsylvania. Each of the 67 counties in the Commonwealth has a city or borough designated as the county seat where the county government resides, including a county courthouse for the court of general jurisdiction, the Court of Common Pleas.
Source: Wikipedia — List of state and county courthouses in Pennsylvania (CC BY-SA 4.0)