Area Code Lookup
What Area Code Is St Marys?
2 area codes serve St Marys
St Marys is served by area codes 419, 912. It spans Ohio and Georgia.
Area Codes Serving St Marys
Frequently Asked Questions
What area code is St Marys?
St Marys is served by area codes 419, 912.
Why does St Marys 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 Marys now has 2 area codes — 419 and 912 — covering the same or overlapping areas.
How do I call St Marys from outside the US?
To call St Marys from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-419-XXX-XXXX). The +1 is the country code for all NANPA countries.