Area Code Lookup
What Area Code Is El Segundo?
2 area codes serve El Segundo · California
El Segundo is served by area codes 310, 424. It is located in California.
Area Codes Serving El Segundo
Frequently Asked Questions
What area code is El Segundo?
El Segundo is served by area codes 310, 424. It is located in California.
Why does El Segundo 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). El Segundo now has 2 area codes — 310 and 424 — covering the same or overlapping areas.
How do I call El Segundo from outside the US?
To call El Segundo 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.