Bank Of Washington 2687 Highway 100 Gray Summit, MO 63039 Phone : (636) 451-0062 Bank Of Washington Business Category Banks Personal Loans Mortgage Bankers & Real Estate Loans Automated Teller Machines (Atm) Services           ATM, Bank, Checking, Conventional, Federal, Fixed Rate Mortgage, Government, Loan, Loans, Money Market, Mortgage Loans, Savings Property Type           Commercial