Area Code Lookup
What Area Code Is Stillwater?
3 area codes serve Stillwater
Stillwater is served by area codes 405, 572, 651. It spans Oklahoma and Minnesota.
Area Codes Serving Stillwater
Frequently Asked Questions
What area code is Stillwater?
Stillwater is served by area codes 405, 572, 651.
Why does Stillwater 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). Stillwater now has 3 area codes — 405 and 572 and 651 — covering the same or overlapping areas.
How do I call Stillwater from outside the US?
To call Stillwater from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-405-XXX-XXXX). The +1 is the country code for all NANPA countries.