Post Offices in & near French Island, Wisconsin. Operating hours, locations, phone/fax number, services information.
Post Office in Onalaska, Wisconsin on 11th Ave N. Operating hours, phone number, services information, and other locations.
Address: 304 11th Ave N, Onalaska, WI 54650
Phone: 608-781-8777
Fax: 608-781-3280
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457