Live Chat I-91 Community Nearby Traffic Prospect Hill (Poi peak) 2024-04-30 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Prospect Hill (Poi Peak) Rockfall, CT 3.45 Portland, CT 6.27 Middlefield, CT 6.34 Interstate highway exits close to Prospect Hill (Poi Peak) Exit 20, i91 5.42 Exit 21, i91 6.58 Exit , i691ct 7.47 Interstate highways close to Prospect Hill (Poi Peak) i91 map 5.42 i691ct map 7.47 i84 map 18.57 State roads close to Prospect Hill (Poi Peak) CT 3 map 0.61 CT 157 map 0.79 CT 17 map 1.15