According to our records, this business is located at 1 Righter Pkwy Ste 1 in Wilmington (in New Castle County), Delaware 19803, the location GPS coordinates are: 39.8143415 (latitude), -75.5512684 (longitude). Washington Mutual Bank is categorized under Savings and Loan Associations (SIC code 6035). Known organization branch manager is Barbara Bagoluh. You can contact the company by phone at (302) 479-5901.