What area code is 628?
Here's everything about it.
Instant lookup for the 628 area code — location, time zone, cities served, and who's been calling from it. No sign-up, no app.
628 at a glance
Summary
Cities & regions served by 628
San Francisco (overlay)3 communities on record for 628.
Where 628 sits on the map
Overlay of 415Coverage area
About the 628 region
628 covers San Francisco in California, including Daly City and Brisbane. The code has been in service since 2015.
628 itself is an overlay: it shares its territory with 415 and was introduced when those codes ran low on new number combinations. New lines may receive either code, calls between them are local, and 10-digit dialing is required across the region.
Overlaid on 415.
Who called me from 628?
Community reports- Caller ID is trivially spoofed: an incoming call that displays 628 does not prove the caller is really in the 628 region or even in the United States.
- Avoid calling back unknown one-ring numbers — some premium-rate scams rely on curiosity callbacks.
- Never share verification codes, payment details, or remote access during an unsolicited call, even if the caller claims to be your bank or a government agency.
- When a 628 call pressures you to act immediately, hang up and contact the organization directly through its official number.
Be the first to add a community report for a 628 number below.
Frequently asked questions
FAQWhat area code is 628?+–
628 is a telephone area code serving San Francisco in California, United States, in service since 2015.
Where is area code 628 located?+–
It covers Daly City and Brisbane in California.
What cities are in area code 628?+–
Major communities on record include Daly City and Brisbane. The code's territory spans the San Francisco region of California.
What time zone is 628?+–
628 observes Pacific (PT), which is UTC−8 / −7 DST and follows daylight saving time.
When did area code 628 start?+–
628 entered service in 2015. Its history: overlaid on 415.
Why does area code 628 exist?+–
628 is an overlay of 415: it covers the exact same territory and was introduced when the original code ran low on new number combinations. New lines may receive either code, calls between them are local, and 10-digit dialing applies.
Is 628 a scam area code?+–
Scam and robocall traffic can use any North American code, 628 included — caller ID is easy to spoof, so the code alone does not tell you who is really calling. Check the community reports on this page before calling back an unknown 628 number, and report anything suspicious.
Can I get a 628 phone number?+–
Yes — most mobile carriers and VoIP providers let you request a 628 number regardless of where you physically live, although in an overlaid region you may be assigned 415 instead.