Hummelstown Pennsylvania Traffic 2024-12-19 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Hummelstown Pennsylvania Hershey, PA 5.28 mi Middletown, PA 8.11 mi Harrisburg, PA 8.36 miInterstate highway exits close to Hummelstown Pennsylvania Exit 77, i81 9.27 mi Exit 46a b, i83 9.30 mi Exit 47, i83 9.32 miInterstate highways close to Hummelstown Pennsylvania i76 map 7.42 mi i81 map 9.27 mi i83 map 9.30 miState roads close to Hummelstown Pennsylvania PA 39 map 1.32 mi US 322 PA map 1.35 mi US 422 PA EAST map 1.56 mi