Town Hall Address 13712 8th St. Osseo, WI 54758 United States- Trempealeau County Website https://cityofosseo.us Town Clerk 715-597-2207 13712 8th St. Osseo, WI 54758 United States Tax Collector 715-597-2207 13712 8th St. Osseo, WI 54758 United States County Trempealeau