Post Offices in & near Union Creek, Oregon. Operating hours, locations, phone/fax number, services information.
Post Office in Prospect, Oregon on Mill Creek Dr. Operating hours, phone number, services information, and other locations.
Address: 291 Mill Creek Dr, Prospect, OR 97536
Phone: 541-560-3762
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
