Duluth, Georgia
Eastern Time Zone (UTC-5) · GA · —
678
2000
Atlanta
Georgia
Eastern
Overlay
404
⬡ 1947
Atlanta
Georgia
Eastern
+2
470
2010
Atlanta
Georgia
Eastern
Overlay
About Area Codes in Duluth, Georgia
Duluth, Georgia is served by 3 area codes: 678, 404, 470. 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 Duluth require 10-digit dialing. The city is in the Eastern time zone (UTC-5).
Other cities in area code 678
Frequently Asked Questions
What area code is Duluth, Georgia?
Duluth, Georgia uses area codes 678 and 404 and 470.
What time zone is Duluth in?
Duluth is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Duluth?
Yes, all local calls in Duluth require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 678 created?
Area code 678 was established in 2000 as an overlay code, added to the same geographic region as an existing code to provide more phone numbers.
What cities share area code 678 with Duluth?
Other cities sharing area code 678 with Duluth include Alpharetta, Atlanta, Brookhaven, Dunwoody, Johns Creek, among others.
Also called Duluth:
Duluth, GA · Eastern Time Zone