Town Hall Address 4990 Zimmer Rd Williamstown, MI 48895 United States- Ingham County Website http://Home - Williamstown Township (williamstownmi.gov) Zoning 517-655-3193 4990 Zimmer Rd Williamstown, MI 48895 United States Town Clerk 517-655-3193 4990 Zimmer Rd Williamstown, MI 48895 United States Water 517-655-3193 4990 Zimmer Rd Williamstown, MI 48895 United States Sewer 517-655-3193 4990 Zimmer Rd Williamstown, MI 48895 United States Tax Collector 517-655-3193 4990 Zimmer Rd Williamstown, MI 48895 United States Code Enforcement 517-655-2774 161 East Grand River Avenue Williamston, MI 48895 United States Town Hall Hours Tues, Thurs, 10-4, W, 10-7 County Ingham