English : List of Counties in Pennsylvania English English fourth-most populous county in Pennsylvania en.wikipedia.org Pennsylvania’s 67 counties 城市 English Wilaya List of Counties in Pennsylvania Wilaya English http://en.wikipedia.org/wiki/List_of...n_Pennsylvania Wilaya County Wilaya Source Wilaya Source English English English English English third most compact 城市 67 comitate fifth most populous English English List of counties in Pennsylvania 縣 English 縣 County Wikimedia / W. Brose Wilaya Wilaya English