San Anselmo, California Area Code
San Anselmo, CA is officially utilizing two area codes which are area codes 415 and 628.
In addition to San Anselmo, CA area code information read more details about area code 415, area code 628 and California area codes.
San Anselmo, CA is located in Marin County and observes the Pacific Time Zone. View our Times by Area Code tool.
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