Post Offices in & near Tennyson, Wisconsin. Operating hours, locations, phone/fax number, services information.
Post Office in Potosi, Wisconsin on East St. Operating hours, phone number, services information, and other locations.
Address: 101 East St, Potosi, WI 53820
Phone: 608-763-2202
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
