Atlanta | isPartOf | Fulton_County,_Georgia DeKalb_County,_Georgia | largestCity | Dunwoody,_Georgia Atlanta | isPartOf | DeKalb_County,_Georgia Atlanta | country | United_States
Most of Atlanta in the United States is in DeKalb County, Georgia where the largest city is Dunwoody. However, it is also part of Fulton County, also in Georgia.