Chat Report Accident Traffic Montclair Traffic 2024-12-13 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Montclair Ontario, CA 3.42 mi Pomona, CA 3.78 mi Claremont, CA 4.79 mi Interstate highway exits close to Montclair Exit 48, i10 1.33 mi Exit 49, i10 1.94 mi Exit 47, i10 2.22 mi Interstate highways close to Montclair i10 map 1.33 mi i210ca map 9.87 mi i15 map 14.00 mi State roads close to Montclair CA 66 map 4.05 mi CA 83 map 4.44 mi EUCLID AVE SOUTH CA 83 map 4.45 mi