CALIFORNIA · AREA CODE GUIDE
628 area code location: San Francisco and San Rafael, California
- Local date and time
- Pacific Time
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Download the 628 area code map
A printable area code 628 location map, with time zone and state. Use the PNG image in a document or slide; the SVG stays sharp at any size.
628 area code at a glance
- Country and calling code
- United States (+1)
- In service since
- Parent code
- 415
- New code planned
- No, as of 22 September 2026
An area code does not show where a caller is now.
Sources: NANPA area code listing, NANPA places by area code. Checked .
History
Time zone
- Pacific Time
- Standard time UTC−08:00
- Daylight saving time UTC−07:00
Where 628 reaches
628 numbers are issued across 14 communities. These are telephone exchange areas, which follow the phone network rather than city limits, so a place can sit just outside the boundary of the town it is named for.
- San Francisco
- San Rafael
- Novato
- Mill Valley
- Corte Madera
- Sausalito
- Belvedere
- Ignacio
- Inverness
- Juniper
- Montrose-Evergreen
- Nicasio
- Point Reyes
- Stinson Beach-Bolinas
Notable places in 628
| Place | Where | What it is |
|---|---|---|
| University of California, San Francisco | 11.0 km from Sausalito | University, 3,184 12-month enrollment (2023–24) |
| San Francisco Museum of Modern Art | 11.4 km from Sausalito | Museum |
| San Francisco State University | 15.0 km from Sausalito | University, 27,106 12-month enrollment (2023–24) |
| Oracle Park | 12.7 km from Sausalito | Stadium |
| University of San Francisco | 9.5 km from Sausalito | University, 10,564 12-month enrollment (2023–24) |
| M. H. de Young Memorial Museum | 9.9 km from Sausalito | Museum |
| California Academy of Sciences | 10.1 km from Sausalito | Zoo |
| Chase Center | 13.6 km from Sausalito | Arena |
| Presidio of San Francisco | 7.1 km from Sausalito | Military base |
| Fine Arts Museums of San Francisco | 9.9 km from Sausalito | Museum |
Also serving this area
Questions about 628
Where is the 628 area code?
628 is in California. Its numbers are issued in San Francisco, San Rafael, Novato, and 11 other communities.
What time zone is area code 628 in?
628 is in Pacific Time. Daylight saving time is observed.
Is 628 an overlay?
Yes. 628 was added as an overlay on 415 on 21 March 2015.
Business phone numbers in area code 628, answered by an AI agent
A local number for San Francisco, San Rafael, and Novato, California, with an AI receptionist that takes caller details, answers the questions you give it, and books appointments. Numbers depend on what carriers have left.