City Of St. Charles/Economic Development Back to Search City Of St. Charles/Economic Development Categories Economic Development Government 200 N. Second St. , St. Charles , MO , 63301-2851 (636) 949-3231 (636) 949-3234 (636) 949-3267 http://www.stcharlescitymo.gov/ Contacts Primary Mike Klinghammer Economic Development Share × Print Email Facebook LinkedIn Twitter Pinterest Powered By GrowthZone