Town Hall Address 101 S Broadway St Union City, MI 49094 United States- Branch, Calhoun County Website https://www.visitunioncity.com/ Zoning 517-741-8591 101 S Broadway St Union City, MI 49094 United States Town Clerk 517-741-8591 101 S Broadway St Union City, MI 49094 United States Water 517-741-8591 101 S Broadway St Union City, MI 49094 United States Sewer 517-741-8591 101 S Broadway St Union City, MI 49094 United States Tax Collector 517-741-8591 101 S Broadway St Union City, MI 49094 United States Code Enforcement 989-772-4600 2010 S Lincoln Mt Pleasant, MI 48858 United States Town Hall Hours Call for hours County Branch, Calhoun