Hillsboro Chamber of Commerce Back to Search Hillsboro Chamber of Commerce PO Box 225 , Hillsboro , MO , 63050 1803 Tinhouse Road , Hillsboro , MO , 63050-4829 (636) 789-4920 Send Email Contacts Primary Nicole Ghirardi Mandy Alley Share × Print Email Facebook LinkedIn Twitter Pinterest Powered By GrowthZone