Live Chat I-90 Community Nearby Traffic South Beloit Post Office (Amenity postoffice) 2024-05-20 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to South Beloit Post Office (Amenity Postoffice) Beloit, WI 4.80 Rockton, IL 6.25 Roscoe, IL 7.57 Interstate highway exits close to South Beloit Post Office (Amenity Postoffice) Exit 1, i90 2.84 Exit 3, i90 4.08 Exit 185a, i90 6.41 Interstate highways close to South Beloit Post Office (Amenity Postoffice) i90 map 2.72 i43 map 6.41 i39 map 27.77 State roads close to South Beloit Post Office (Amenity Postoffice) IL 251 map 0.67 IL 75 map 0.81 IL 2 map 1.02