Post Offices
Post Offices in & near Duvall, Washington. Operating hours, locations, phone/fax number, services information.
Duvall Post Office
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
Retail Hours
Monday 9:00am - 5:00pmTuesday 9:00am - 5:00pm
Wednesday 9:00am - 5:00pm
Thursday 9:00am - 5:00pm
Friday 9:00am - 5:00pm
Saturday Closed
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 11:30am
Sunday Closed
Last Collection Times
Monday 10:00am - 12:00pmTuesday 10:00am - 12:00pm
Wednesday 10:00am - 12:00pm
Thursday 10:00am - 12:00pm
Friday 10:00am - 12:00pm
Saturday Closed
Sunday Closed