Area Code Lookup
What Area Code Is Niagara Falls?
3 area codes serve Niagara Falls
Niagara Falls is served by area codes 365, 716, 742. It spans Ontario and New York.
Area Codes Serving Niagara Falls
Frequently Asked Questions
What area code is Niagara Falls?
Niagara Falls is served by area codes 365, 716, 742.
Why does Niagara Falls 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). Niagara Falls now has 3 area codes — 365 and 716 and 742 — covering the same or overlapping areas.
How do I call Niagara Falls from outside the US?
To call Niagara Falls from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-365-XXX-XXXX). The +1 is the country code for all NANPA countries.