Area Code Lookup
What Area Code Is Atlanta Northwest?
4 area codes serve Atlanta Northwest · Georgia
Atlanta Northwest is served by area codes 470, 678, 770, 943. It is located in Georgia.
Area Codes Serving Atlanta Northwest
Frequently Asked Questions
What area code is Atlanta Northwest?
Atlanta Northwest is served by area codes 470, 678, 770, 943. It is located in Georgia.
Why does Atlanta Northwest have multiple area codes?
As demand for phone numbers increased, NANPA added area codes through splits (dividing the region) or overlays (layering a new code over the same geography). Atlanta Northwest now has 4 area codes — 470 and 678 and 770 and 943 — covering the same or overlapping areas.
How do I call Atlanta Northwest from outside the US?
To call Atlanta Northwest from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-470-XXX-XXXX). The +1 is the country code for all NANPA countries.