Developmental Disabilities Division
Chinook Building401 5th Avenue, Suite 520Seattle, WA 98104
ddd@kingcounty.govPhone: 206-263-9061Fax: 206-205-1632TTY: 711 Relay Service
Department: Community and Human Services
How to Choose a Service Provider (pdf)
School-to-Work Project
Three-part training series on Social Security presented by King County staff