Post Offices in & near Willow River, Minnesota. Operating hours, locations, phone/fax number, services information.
Post Office in Willow River, Minnesota on Main St. Operating hours, phone number, services information, and other locations.
Address: 3002 Main St, Willow River, MN 55795
Phone: 218-372-3595
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457