Post Offices in & near Duvall, Washington. Operating hours, locations, phone/fax number, services information.
Post Office in Duvall, Washington on NE Valley St. Operating hours, phone number, services information, and other locations.
Address: 26400 NE Valley St, Duvall, WA 98019
Phone: 425-788-5645
Fax: 651-456-6164
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
