San Diego County · California
San Diego, CA area codes and time zone
Quick answer
San Diego is served by area codes 442, 619, 760, 858, keeps PST time (GMT-7), and sits in county FIPS 06073.
- Area codes
- 442 · 619 · 760 · 858Within 25 miles of the city centre
- Time zone
- PSTAmerica/Los_Angeles
- UTC offset
- GMT-7PDT in summer
- County FIPS
- 06073San Diego County
Dialling from and to San Diego
What this means when you pick up the phone.
Because more than one code covers this area, ten-digit dialling applies for local calls: area code plus number, every time. From abroad, dial +1 then the ten digits.
More on San Diego
Other reference data for this city.