Home>Choose State>Cities in Ohio>Institutions in Marion>Ohio State Bank Locations in Marion Ohio State Bank Branch Locations in Marion, OH 1. Ohio State Bank - The Ohio State Bank Branch 111 South Main Street, Marion, OH 43302 (740) 387-2265 View Branch 2. Ohio State Bank - Richland Road Branch 220 Richland Road, Marion, OH 43302 (740) 387-2265 View Branch