Live Chat AI Agent Community Mountainside New Jersey Traffic 2024-04-27 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Mountainside New Jersey Westfield, NJ 3.57 Springfield, NJ 3.73 Summit, NJ 3.86 Interstate highway exits close to Mountainside New Jersey Exit 45, i78 2.16 Exit 44, i78 3.29 Exit 41, i78 4.34 Interstate highways close to Mountainside New Jersey i78 map 2.16 i95 map 13.36 i287nj map 14.89 State roads close to Mountainside New Jersey US 22 NJ map 0.79 NJ UNION 635 map 1.81 NJ CR 577 map 2.07