Area Code Lookup
What Area Code Is Mattawa?
3 area codes serve Mattawa
Mattawa is served by area codes 249, 509, 705. It spans Ontario and Washington.
Area Codes Serving Mattawa
Frequently Asked Questions
What area code is Mattawa?
Mattawa is served by area codes 249, 509, 705.
Why does Mattawa 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). Mattawa now has 3 area codes — 249 and 509 and 705 — covering the same or overlapping areas.
How do I call Mattawa from outside the US?
To call Mattawa 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.