Dunwoody, Georgia
Eastern Time Zone (UTC-5) · GA · —
404
⬡ 1947
Atlanta
Georgia
Eastern
+2
470
2010
Atlanta
Georgia
Eastern
Overlay
678
2000
Atlanta
Georgia
Eastern
Overlay
About Area Codes in Dunwoody, Georgia
Dunwoody, Georgia is served by 3 area codes: 404, 470, 678. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Dunwoody require 10-digit dialing. The city is in the Eastern time zone (UTC-5).
Other cities in area code 404
Frequently Asked Questions
What area code is Dunwoody, Georgia?
Dunwoody, Georgia uses area codes 404 and 470 and 678.
What time zone is Dunwoody in?
Dunwoody is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Dunwoody?
Yes, all local calls in Dunwoody require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 404 created?
Area code 404 is one of the original 86 area codes established in 1947 as part of the North American Numbering Plan (NANP).
What cities share area code 404 with Dunwoody?
Other cities sharing area code 404 with Dunwoody include Alpharetta, Atlanta, Brookhaven, Duluth, Johns Creek, among others.
Dunwoody, GA · Eastern Time Zone