Live Chat I-10 Community Nearby Traffic Rancho Cucamonga Traffic 2024-11-11 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Rancho Cucamonga Chino, CA 0.00 Ontario, CA 0.00 Upland, CA 0.00 Interstate highway exits close to Rancho Cucamonga Exit 50, i40 21.99 Exit 78, i40 29.52 Exit 233, i15 39.60 Interstate highways close to Rancho Cucamonga i40 map 21.99 i15 map 39.60 i10 map 116.84 State roads close to Rancho Cucamonga CA CR 66 map 21.13 CA 127 map 47.92 CA 247 map 73.88