Active Area Code

650

California
Pacific Time (PT)
Est. 1997
Identify This Caller
PRIMARY
Location
California
San Mateo
ACTIVE
Coverage
2 Cities
Since 1997

About Area Code 650

Area code 650 serves California, covering major cities including San Mateo, Palo Alto. Operating in the Pacific Time (PT), this code was established in 1997.

StateTime ZoneCities
CaliforniaPacific Time (PT)San Mateo, Palo Alto

Beware of Spam Calls

Scammers frequently use 650 numbers. Always verify unknown callers before sharing personal information.

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Common Questions

Where is 650?
Located in California, serving San Mateo and surrounding areas.
What time zone?
Operates in Pacific Time (PT).
When established?
Area code 650 was introduced in 1997.
Used for spam?
Can be used by legitimate and fraudulent callers. Always verify unknown numbers.