Live Chat I-75 Community Nearby Traffic OH 503 2024-05-12 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to OH 503 Overpeck, OH 4.63 Collinsville, OH 4.82 Hamilton, OH 4.82 Interstate highway exits close to OH 503 Exit 29, i75 19.26 Exit 32, i75 19.76 Exit 24, i75 20.13 Interstate highways close to OH 503 i75 map 18.92 i275oh map 20.36 i71 map 28.35 State roads close to OH 503 US 127 OH map 0.06 OH 503 map 0.18 OH 73 map 1.44