http://www.kcls.org/
King County Library System.  They have an astounding set of online databases accessible with a library card.  They have a reciprocal agreement with Kitsap Regional Libraries, but you must visit in person to get your card.

http://www.krl.org/
The Kitsap Regional Library also offers many resources online with your library card.

http://www.multcolib.org/homework/
Multnomah County Library Homework Center.  This is great--makes you wonder how many other incredible library programs are out there...