Area Code Lookup
What Area Code Is Sudbury?
3 area codes serve Sudbury
Sudbury is served by area codes 249, 705, 978. It spans Ontario and Massachusetts.
Area Codes Serving Sudbury
Frequently Asked Questions
What area code is Sudbury?
Sudbury is served by area codes 249, 705, 978.
Why does Sudbury 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). Sudbury now has 3 area codes — 249 and 705 and 978 — covering the same or overlapping areas.
How do I call Sudbury from outside the US?
To call Sudbury from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-249-XXX-XXXX). The +1 is the country code for all NANPA countries.