Richwood Banking Company Address: 601 W Main St, Plain City, OH 43064 Phone: (614) 873-4671 Banks, Mortgage Brokers Other Businesses: Security National Bank at 105 W Main St, Plain City, OH 43064-1197 Pathways Financial Credit Union at 490 S Jefferson Ave, Plain City, OH 43064 Champaign Bank at 320 S Jefferson Ave, Plain City, OH 43064 Glacier Ridge Metro Park at 9801 Hyland Croy Rd, Plain City, OH 43064