New Castle Area Transit Authority
 New Castle Area Transit Authority is a public transportation service located in Lawrence County Pennsylvania. It provides inter-city bus and paratransit service to select communities within the county. Because the region is located within the metropolitan (but not the urban) area of Pittsburgh service is provided to the downtown area.Connections can no longer be made to Youngstown's Western Reserve Transit Authority. The western end point of the New Castle system is on Route 91 on U.S.