1. Local Phone Numbers

  2. California

  3. 415 Area Code

415 Area Code

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Why Choose a 415 Area Code?

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Frequently Asked Questions

Where is area code 415?

Area code 415 is in California, covering San Francisco and parts of Marin County.

What city has the area code of 415?

San Francisco is the primary city served by the 415 area code. It also includes nearby areas like San Rafael and Mill Valley.

What is the overlay for the 415 area code?

The overlay for 415 is area code 628. Both codes serve the same region, and new numbers are typically issued with the 628 code.

What's the area code for San Francisco?

San Francisco is covered by both 415 and 628 area codes.

What's the area code for California?

California has dozens of area codes, including 213, 310, 415, 619, 707, and many more, each covering different regions of the state.

What is an overlay area code?

An overlay area code is a secondary code added to the same geographic region as an existing area code. It allows new numbers to be issued without affecting existing numbers.

How many area codes are in the USA?

There are over 300 active area codes in the United States. New ones are introduced as demand for phone numbers grows.

Is there a pattern to area codes in US phone numbers?

Originally, area codes were designed with geographic logic. Now, overlays and new patterns are added based on availability, so geographic patterns are less consistent.

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