Area code 408 — California
Area code 408 is in California. Time zone, overlays, counties and ZIP codes.
| Location | 408, 707 |
|---|---|
| State | California |
| Status | In service · since 1959 |
| Local dialing | 1+10D |
Format a 408 number
US numbers are written as (408) 555-0123 or 408-555-0123. From outside the US, dial +1 408 555 0123.
Is a call from 408 a scam?
An area code only tells you where a number was assigned. Caller ID can be faked (“spoofed”), so do not trust a call just because the area code looks local. Never share codes or payment details with unexpected callers.
Sources: NANPA via NumberResearch.org (CC BY 4.0); place names and history from Wikipedia (CC BY-SA 4.0). See data sources.