Harwich Massachusetts Traffic 2025-01-18 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Harwich Massachusetts South Harwich, MA 3.79 mi South Chatham, MA 4.15 mi Harwich Port, MA 4.48 miInterstate highway exits close to Harwich Massachusetts Exit 1, i495ma 55.94 mi Exit 22, i195ma 56.73 mi Exit 21, i195ma 57.16 miInterstate highways close to Harwich Massachusetts i495ma map 55.94 mi i195ma map 56.73 mi i93 map 98.64 miState roads close to Harwich Massachusetts US 6 MA map 0.98 mi MA 124 map 1.60 mi MA 39 map 2.21 mi