Post Offices in & near Granite, Oregon. Operating hours, locations, phone/fax number, services information.
Post Office in Sumpter, Oregon on SE Austin St. Operating hours, phone number, services information, and other locations.
Address: 321 SE Austin St, Sumpter, OR 97877
Phone: 541-894-2323
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457