Live Chat I-80 Community Nearby Traffic Newcastle Post Office (Amenity postoffice) 2024-05-19 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Newcastle Post Office (Amenity Postoffice) Penryn, CA 3.50 Auburn, CA 6.53 Loomis, CA 7.09 Interstate highway exits close to Newcastle Post Office (Amenity Postoffice) Exit 115, i80 1.00 Exit 116, i80 1.54 Exit 112, i80 5.24 Interstate highways close to Newcastle Post Office (Amenity Postoffice) i80 map 1.00 i5 map 41.74 i505ca map 69.37 State roads close to Newcastle Post Office (Amenity Postoffice) CA 193 map 0.79 CA 49 map 6.39 CA CR E3 map 9.67