Area Code 415 at a Glance
| Area code | 415 |
| Region | California |
| Country | United States |
| Primary timezone | America/Los_Angeles |
| Dialing format | +1 (415) NXX-XXXX |
Cities and Places Using Area Code 415
Based on prefix-level carrier data, area code 415 covers places including:
- San Francisco, CA
- San Rafael, CA
- Novato, CA
- Mill Valley, CA
- Sausalito, CA
- Corte Madera, CA
- Bolinas, CA
- Greenbrae, CA
Frequently Asked Questions
Where is area code 415?
Area code 415 serves California, United States.
Who is calling me from area code 415?
A call from area code 415 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 415 number?
Within North America: dial 1-415 followed by the 7-digit number. From abroad: your international prefix (like 00 or +), then 1 415 and the number.