County County English Wilaya fourth-most populous county in Pennsylvania English wikipedia Wilaya Wilaya English [en] [en] English List of counties in Pennsylvania English fourth-most populous county in Pennsylvania 縣 County [en] County County 67 comitate [en] [en] English 6 Pennsylvania counties [en] English [en] Counties List of counties in Pennsylvania English Wilaya List of counties in Pennsylvania fourth-most populous county in Pennsylvania County Pennsylvania’s 67 counties Wilaya 縣