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