Charlestown Massachusetts Traffic 2024-12-21 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Charlestown Massachusetts Boston, MA 1.22 mi Cambridge, MA 1.84 mi Somerville, MA 2.62 miInterstate highway exits close to Charlestown Massachusetts Exit 27, i93 0.95 mi Exit 26, i93 1.23 mi Exit 28, i93 1.60 miInterstate highways close to Charlestown Massachusetts i93 map 0.95 mi i90 map 3.59 mi i95 map 14.23 miState roads close to Charlestown Massachusetts MA 99 map 0.40 mi MA 38 map 0.49 mi US 1 MA map 0.77 mi