| Area Code | 415 |
| State | California |
| Current Time in Area Code 415 | 415> PDT |
| Timezone | Pacific Daylight Time |
| Regional Market Area | Metro Bay Area |
| Population (2020) | 1136286 |
| Adjacent Area Codes | 341,510,628,650,707 |
| Overlay Area Codes | 628 |
| Marin County |
| San Francisco County |
| Novato |
| San Francisco |
| San Rafael |