Area Code Lookup
What Area Code Is Idaho Falls?
2 area codes serve Idaho Falls · Idaho
Idaho Falls is served by area codes 208, 986. It is located in Idaho.
Area Codes Serving Idaho Falls
Frequently Asked Questions
What area code is Idaho Falls?
Idaho Falls is served by area codes 208, 986. It is located in Idaho.
Why does Idaho 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). Idaho Falls now has 2 area codes — 208 and 986 — covering the same or overlapping areas.
How do I call Idaho Falls from outside the US?
To call Idaho Falls from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-208-XXX-XXXX). The +1 is the country code for all NANPA countries.