San Jose, California · PST/PDT (UTC-8)
San Jose, Santa Clara, Sunnyvale, Cupertino, Campbell
Heart of Silicon Valley. Most tech headquarters in this area code.
Area code 408 is in San Jose, California. It covers San Jose, Santa Clara, Sunnyvale, Cupertino, Campbell.
Area code 408 (San Jose, California) is in the PST/PDT time zone (UTC-8 standard time, UTC-7 during Daylight Saving Time).
Area code 408 itself is legitimate — it serves San Jose, California. However, scammers can spoof any area code. If you receive an unexpected call from 408, verify the caller's identity before sharing personal information. Legitimate businesses in San Jose will use this code.
Area code 408 (San Jose) is in the PST/PDT zone. Check the live clock at whattime.city/san-jose/ for the current time.