Atlanta is the capital of and the most populous city in the U.S. state of Georgia, with an estimated 2015 population of 463,878. Atlanta is the cultural and economic center of the Atlanta metropolitan area, home to 5,710,795 people and the ninth largest metropolitan area in the United States. Atlanta is the county seat of Fulton County, and a small portion of the city extends eastward into DeKalb County.In 1837, Atlanta was founded at the intersection of two railroad lines, and the city rose from the ashes of the American Civil War to become a national center of commerce.
Decatur is a city in, and county seat of, DeKalb County, Georgia, United States. With a population of 20,148 in the 2013 census, the city is sometimes assumed to be larger since multiple zip codes in unincorporated DeKalb County bear the Decatur name.
Marietta is located in central Cobb County, Georgia, United States, and is the county's seat and largest city.As of the 2010 census, the city had a total population of 56,579. The 2013 estimate is 59,089, making it one of the Atlanta metropolitan area's largest suburbs. Marietta is the fourth largest of the principal cities (by population) of the Atlanta metropolitan statistical area.
The 404 area code lies within the Eastern Daylight Time Zone (or EDT). The current time in EDT is 4:13 AM on Jul 07, 2020.