Area Code Lookup
What Area Code Is Santa Monica?
2 area codes serve Santa Monica · California
Santa Monica is served by area codes 310, 424. It is located in California.
Area Codes Serving Santa Monica
Frequently Asked Questions
What area code is Santa Monica?
Santa Monica is served by area codes 310, 424. It is located in California.
Why does Santa Monica 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). Santa Monica now has 2 area codes — 310 and 424 — covering the same or overlapping areas.
How do I call Santa Monica from outside the US?
To call Santa Monica from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-310-XXX-XXXX). The +1 is the country code for all NANPA countries.