Live Chat I-90 Community Nearby Traffic Castalia Post Office (Amenity postoffice) 2024-06-02 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Castalia Post Office (Amenity Postoffice) Sandusky, OH 8.73 Vickery, OH 10.04 Gypsum, OH 13.42 Interstate highway exits close to Castalia Post Office (Amenity Postoffice) Exit 110, i90 6.76 Exit 110, ioh 7.06 Exit 110, i80 7.06 Interstate highways close to Castalia Post Office (Amenity Postoffice) i90 map 6.76 ioh map 7.06 i80 map 7.06 State roads close to Castalia Post Office (Amenity Postoffice) OH 101 map 0.18 OH 269 map 0.81 OH 412 map 4.53