US Post OfficeWrite a Review800-275-8777Be the first to review!20 E South St, New Castle, PA 16101Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?Other Linkhttps://www.usps.comCategoriesPost Offices, Mail & Shipping Services Suggest an Edit