Town Hall Address S4102 County Road O Viroqua, WI 54665 United States- Vernon County Website https://www.tn.harmony.wi.gov Town Clerk 608-632-0820 S4102 County Road O Viroqua, WI 54665 United States Tax Collector 608-632-0820 S4102 County Road O Viroqua, WI 54665 United States County Vernon