Area Code Lookup
What Area Code Is Delta?
3 area codes serve Delta
Delta is served by area codes 435, 567, 970. It spans Utah and Ohio and Colorado.
Area Codes Serving Delta
Frequently Asked Questions
What area code is Delta?
Delta is served by area codes 435, 567, 970.
Why does Delta 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). Delta now has 3 area codes — 435 and 567 and 970 — covering the same or overlapping areas.
How do I call Delta from outside the US?
To call Delta from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-435-XXX-XXXX). The +1 is the country code for all NANPA countries.