Chat Report Accident Traffic Union City Traffic 2024-12-11 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Union City Fremont, CA 2.34 mi Hayward, CA 4.82 mi Newark, CA 6.39 mi Interstate highway exits close to Union City Exit 23, i880ca 1.49 mi Exit 22, i880ca 1.52 mi Exit 24, i880ca 2.44 mi Interstate highways close to Union City i880ca map 1.49 mi i580ca map 11.24 mi i680ca map 11.44 mi State roads close to Union City CA 238 map 2.72 mi CA 84 map 3.16 mi CA 92 map 6.85 mi