I 270 (OH) Map 2024-10-05 Roadnow Traffic | Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Map for major citites along I 270 (OH) Westerville Map Columbus Map I 270 (OH) Exit/Junction Map Exit 29 to: Westerville Road(OH 3);South State Street(OH 3) Map Nearby city: Westerville Exit 35 to: Northeast Freeway(I 670)(US 62) Map Nearby city: Columbus