Town Hall Address 207 Jefferson St Hanover, IL 61041 United States- Jo Daviess County Website http://www.hanover-il.com/ Zoning 815-591-3800 207 Jefferson St Hanover, IL 61041 United States Fire District 815-591-3514 201 Filmore ST Hanover, IL 61041 United States Town Clerk 815-591-3800 207 Jefferson St Hanover, IL 61041 United States Tax Collector (815) 777-0355 330 North Bench Street Room 120 Galena, IL 61036 United States Code Enforcement 815-591-3800 207 Jefferson St Hanover, IL 61041 United States County Jo Daviess