Live Chat I-79 Community Nearby Traffic New Castle Post Office (Amenity postoffice) 2024-06-07 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to New Castle Post Office (Amenity Postoffice) West Pittsburg, PA 7.41 Wampum, PA 11.50 Edinburg, PA 11.53 Interstate highway exits close to New Castle Post Office (Amenity Postoffice) Exit 99, i79 16.53 Exit 2, i76 17.52 Exit 10, i76 17.67 Interstate highways close to New Castle Post Office (Amenity Postoffice) i79 map 16.53 i76 map 17.52 ioh map 18.46 State roads close to New Castle Post Office (Amenity Postoffice) US 224 PA map 2.23 PA 65 map 2.29 US 422 PA WEST map 2.33