Area Code Lookup
What Area Code Is St Johns?
2 area codes serve St Johns
St Johns is served by area codes 904, 989. It spans Florida and Michigan.
Area Codes Serving St Johns
Frequently Asked Questions
What area code is St Johns?
St Johns is served by area codes 904, 989.
Why does St Johns 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). St Johns now has 2 area codes — 904 and 989 — covering the same or overlapping areas.
How do I call St Johns from outside the US?
To call St Johns from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-904-XXX-XXXX). The +1 is the country code for all NANPA countries.