650 Area Code
California, USA
Local time now · Pacific Time
12:43 AM
Area code 650 is in California, USA, serving San Mateo, Daly City, Redwood City and Mountain View. It uses Pacific Time — the time there now is 12:43 AM. In service since 1997.
| Area code | 650 |
|---|---|
| Location | California, USA |
| Major cities | San Mateo, Daly City, Redwood City, Mountain View, Palo Alto, South San Francisco, San Bruno, Pacifica |
| Time zone | Pacific Time |
| In service since | 1997 |
Other area codes in California
209213279310323341350357369408415424442510530559562619626628657661669707714738747760805818820831837840858909916925949951
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Frequently asked questions
Where is area code 650?
California, USA — including San Mateo, Daly City, Redwood City, Mountain View and Palo Alto.
What time zone is area code 650?
Pacific Time.
How do I call a 650 number from abroad?
Dial your international access code, then 1 (the country code), then 650 and the 7-digit number — for example +1 650 555 0100. From the UK or India dial 00 1 650 …; from Bangladesh 00 1 650 … .
Is a call from 650 a scam?
Not by itself — 650 is an ordinary geographic area code in California. Numbers can be spoofed, so be careful with unexpected calls asking for money or personal details.
Sources: North American Numbering Plan Administrator (NANPA) NPA database (10/25/2026); major cities from Wikidata (CC0). An area code shows where a number was first assigned — with number portability and mobile phones, the caller may be anywhere.