Live Chat I-78 Community Nearby Traffic PA 378 2024-04-27 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to PA 378 Hellertown, PA 4.52 Allentown, PA 7.11 Center Valley, PA 7.56 Interstate highway exits close to PA 378 Exit 67, i78 2.98 Exit 60b a, i78 7.09 Exit 59, i78 7.32 Interstate highways close to PA 378 i78 map 2.98 i476pa map 16.15 i80 map 43.50 State roads close to PA 378 PA 412 map 1.17 PA 378 map 2.01 PA 987 map 6.66