Route 3a Shell 2024-12-23 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Route 3a Shell Billerica, MA 1.30 mi Burlington, MA 4.94 mi North Billerica, MA 5.67 miInterstate highway exits close to Route 3a Shell Exit 33b a, i95 6.96 mi Exit 34, i95 7.02 mi Exit 32b a, i95 7.31 miInterstate highways close to Route 3a Shell i95 map 6.96 mi i93 map 8.13 mi i495ma map 9.60 miState roads close to Route 3a Shell MA 3A map 0.61 mi US 3 MA map 3.48 mi MA 128 map 6.85 mi