Area codes in Atlanta, Georgia
Atlanta, Georgia uses 5 area codes — 404, 770, 678, 470 and 943. The main Atlanta area code is 404.
Area codes serving Atlanta
Phone numbers in Atlanta are written as ten digits — for example (404) 555-0190 — and fall in the Eastern Time zone.
All Georgia area codes · Is a Atlanta call a scam?
Nearby cities
- Marietta area codes
- Roswell area codes
- Lawrenceville area codes
- Alpharetta area codes
- Kennesaw area codes
- La Grange area codes
- Macon area codes
- Dalton area codes
More cities in Georgia
- Savannah area codes
- Augusta area codes
- Valdosta area codes
- Warner Robins area codes
- Statesboro area codes
Frequently asked questions
What is the area code for Atlanta?
The main area code for Atlanta, Georgia is 404. Atlanta is now served by 5 area codes in total: 404, 770, 678, 470, 943.
How many area codes does Atlanta have?
Atlanta has 5 area codes: 404, 770, 678, 470, 943.
Why does Atlanta have more than one area code?
As Atlanta used up the numbers available in its original area code (404, in service since 1947), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.
How do you dial a Atlanta number?
Dial all 10 digits — the area code (404 or 770 or 678 or 470 or 943) followed by the 7-digit local number. From abroad, dial +1, then the area code and number.
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.