ChamberMaster Template Family Service Agency of DeKalb County, Inc. Share: Community Organizations Family Service Agency of DeKalb County, Inc. Visit Website 1325 Sycamore Rd DeKalb, IL 60115 (815) 758-8616 (815) 758-7569 (fax) Map What's Nearby? Distance: 5 10 15 20 25 50 mi.