Area codes in San Rafael, California
San Rafael, California uses 2 area codes — 415 and 628. The main San Rafael area code is 415.
Area codes serving San Rafael
Phone numbers in San Rafael are written as ten digits — for example (415) 555-0190 — and fall in the Pacific Time zone.
How San Rafael came to have 2 area codes
The original San Rafael area code is 415, in service since 1947. As the area ran low on available numbers, an overlay code was added over the same region for new phone lines: 628 (2015). Existing numbers kept their original code — an overlay never forces anyone to change their number — which is why San Rafael now uses all 2 codes and every local call is dialed with ten digits.
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Nearby cities
- San Francisco area codes
- Berkeley area codes
- Daly City area codes
- Vallejo area codes
- Alameda area codes
- Oakland area codes
- Petaluma area codes
- Walnut Creek area codes
More cities in California
- Los Angeles area codes
- San Diego area codes
- Sacramento area codes
- San Jose area codes
- Fresno area codes
- Long Beach area codes
- Bakersfield area codes
- Beverly Hills area codes
Frequently asked questions
What is the area code for San Rafael?
The main area code for San Rafael, California is 415. San Rafael is now served by 2 area codes in total: 415, 628.
How many area codes does San Rafael have?
San Rafael has 2 area codes: 415, 628.
Why does San Rafael have more than one area code?
As San Rafael used up the numbers available in its original area code (415, in service since 1947), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.
How do you dial a San Rafael number?
Dial all 10 digits — the area code (415 or 628) followed by the 7-digit local number. From abroad, dial +1, then the area code and number.
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.