Town Hall Address 10555 Clayton Road Frontenac, MO 63131 United States- St. Louis County Website https://www.cityoffrontenac.org Zoning 314-994-3200 10555 Clayton Road Frontenac, MO 63131 United States Fire District 314-994-1801 10555 Clayton Road Frontenac, MO 63131 United States Town Clerk 314-373-6504 10555 Clayton Road Frontenac, MO 63131 United States Sewer 314-994-0646 10555 Clayton Road Frontenac, MO 63131 United States Tax Collector 314-994-3200 10555 Clayton Road Frontenac, MO 63131 United States County St. Louis