DeKalb County History Center Meeting & Event SpacesHistory & Museums DeKalb County History Center Visit Website 1730 North Main Street Sycamore, IL 60178 (815) 895-5762 Facebook Twitter About About DCHC will explore the diverse stories that are part of our county’s history; gather people together through exhibits, programs, and research; and inspire people to apply this knowledge to enlighten the decisions of tomorrow.