Mail application/registration materials to the appropriate address below:
For materials sent via U.S. mail:
Certificate Program Applications/Registrations
UW Extension Registration Services
PO Box 45010
Seattle, WA 98145-0010
For materials sent via express or courier delivery only:
Certificate Program Applications/Registrations
UW Extension Registration Services
4311 11th Ave. NE, Suite 100
Seattle, WA 98105-4608