Live Chat I-10 Community Nearby Traffic SOUTHSIDE — Post Office (Amenity postoffice) 2024-06-11 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to SOUTHSIDE — Post Office (Amenity Postoffice) Chino, CA 0.00 Rancho Cucamonga, CA 0.00 Ontario, CA 0.00 Interstate highway exits close to SOUTHSIDE — Post Office (Amenity Postoffice) Exit 50, i40 21.99 Exit 78, i40 29.52 Exit 233, i15 39.60 Interstate highways close to SOUTHSIDE — Post Office (Amenity Postoffice) i40 map 21.99 i15 map 39.60 i10 map 116.84 State roads close to SOUTHSIDE — Post Office (Amenity Postoffice) CA CR 66 map 21.13 CA 127 map 47.92 CA 247 map 73.88