Town Hall Address 121 Mulberry St. Foristell, MO 63348 United States- St. Charles, Warren County Website https://www.cityofforistell.org Town Clerk 636-463-2123 121 Mulberry St. Foristell, MO 63348 United States Tax Collector 636-463-2123 121 Mulberry St. Foristell, MO 63348 United States County St. Charles, Warren