Atlanta | isPartOf | DeKalb_County,_Georgia DeKalb_County,_Georgia | largestCity | Dunwoody,_Georgia DeKalb_County,_Georgia | country | United_States Atlanta | isPartOf | Georgia_(U.S._state)
Most of Atlanta is part of DeKalb County, in Georgia, in the United States. Dunwoody is the largest city in DeKalb County.