Chelmsford Massachusetts Traffic 2024-12-18 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Chelmsford Massachusetts Lowell, MA 4.34 mi North Chelmsford, MA 5.35 mi North Billerica, MA 5.73 miInterstate highway exits close to Chelmsford Massachusetts Exit 33, i495ma 0.84 mi Exit 34, i495ma 1.35 mi Exit 35b a, i495ma 2.69 miInterstate highways close to Chelmsford Massachusetts i495ma map 0.84 mi i93 map 14.83 mi i95 map 16.58 miState roads close to Chelmsford Massachusetts MA 27 map 0.17 mi MA 4 map 0.17 mi US 3 MA map 2.70 mi