Area Code Lookup
What Area Code Is Ortonville?
3 area codes serve Ortonville
Ortonville is served by area codes 248, 320, 947. It spans Michigan and Minnesota.
Area Codes Serving Ortonville
Frequently Asked Questions
What area code is Ortonville?
Ortonville is served by area codes 248, 320, 947.
Why does Ortonville 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). Ortonville now has 3 area codes — 248 and 320 and 947 — covering the same or overlapping areas.
How do I call Ortonville from outside the US?
To call Ortonville from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-248-XXX-XXXX). The +1 is the country code for all NANPA countries.