San Anselmo, CA Area Codes
San Anselmo is served by area codes 415 and 628. It is in California, Marin County. About 16,232 people live in its 2 ZIP codes.
| Field | Value |
|---|---|
| Area code(s) | 415, 628 |
| State / province | California |
| County | Marin County |
| Population | 16,232 |
| ZIP codes | 2 |
| Time zone | Pacific |
| Coordinates | 37.9858, -122.5700 |
What area code is San Anselmo in?
ZIP codes in the code footprint
Nearby towns and their area codes
San Rafael 415, 628Greenbrae 415, 628Mill Valley 415, 628Corte Madera 415, 628Novato 415, 628Belvedere Tiburon 415, 628Sausalito 415, 628Richmond 341, 510
How to dial
Dial 415 + 7 digits for a number in San Anselmo, or +1 415 ... from abroad. Ten-digit dialling is required everywhere in the North American Numbering Plan.