South Mountain Pennsylvania Traffic 2024-12-20 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to South Mountain Pennsylvania Mont Alto, PA 5.51 mi Fayetteville, PA 7.63 mi Quincy, PA 8.74 miInterstate highway exits close to South Mountain Pennsylvania Exit 14, i81 16.06 mi Exit 16, i81 16.42 mi Exit 20, i81 16.43 miInterstate highways close to South Mountain Pennsylvania i81 map 16.06 mi i70 map 30.41 mi i76 map 37.71 miState roads close to South Mountain Pennsylvania PA 233 map 2.29 mi PA 997 map 5.69 mi US 30 PA map 8.05 mi