Area Code 408 at a Glance
| Area code | 408 |
| Region | California |
| Country | United States |
| Primary timezone | America/Los_Angeles |
| Dialing format | +1 (408) NXX-XXXX |
Cities and Places Using Area Code 408
Based on prefix-level carrier data, area code 408 covers places including:
- San Jose, CA
- Santa Clara, CA
- Milpitas, CA
- Campbell, CA
- Sunnyvale, CA
- Cupertino, CA
- Los Gatos, CA
- Gilroy, CA
- Morgan Hill, CA
- Saratoga, CA
- San Martin, CA
Frequently Asked Questions
Where is area code 408?
Area code 408 serves California, United States.
Who is calling me from area code 408?
A call from area code 408 most likely originates from California, but caller ID can be spoofed. If an unknown caller asks for personal or payment information, hang up and call the organization back on its official number.
How do I dial a 408 number?
Within North America: dial 1-408 followed by the 7-digit number. From abroad: your international prefix (like 00 or +), then 1 408 and the number.