River Valley Credit Union Address: 25 W Central Ave, Springboro, OH 45066 Phone: (937) 748-2989 Loans, Credit Unions Other Businesses: Mark J. DiNardo - U.S. Bank Mortgage Loan Originator at 20 N Main St, Springboro, OH 45066 Kentwood Mortgage Inc at 610 N Main St, Springboro, OH 45066-9553