Washington does provide a searchable unclaimed money database that lists the name, address, but the claim amount in its’ result. The department welcomes contact by phone, email or written mail. A billion dollars has been collected since the start of service, and each year upwards of $100 billion is now collected. The site provides information about unclaimed money, heir finders, and links to related sites. There is also information about its auction process.
Department of Revenue
Unclaimed Property Section
PO Box 47477
Olympia, WA 98504-7477
Phone: 1-800-435-2429 or (360) 705-6706