Jan 1, 2026 · 657 Area Code located in California, including 19 cities, 2 counties, 1 time zone, map, Census demographics, and 565 active prefixes.

Area codes 657 and 714 are shown in red. Area codes 714 and 657 are telephone area codes in the North American Numbering Plan (NANP) for the southern part of the U.S. state of California.

Browse area code 657 phone numbers, prefixes and exchanges. The 657 area code serves Los Angeles, Santa Ana, Torrance, Ontario, Anaheim, covering 16 ZIP codes in 4 counties.

Find 657 area code details including city, time zone, and map. Lookup area code 657 phone number, name, and location.

5 days ago · 657 is an area code located in the state of California, US. The largest city it serves is Anaheim. Find out where 657 area code zone from, which states, counties and cities it covers. Get …

Area code 657 is located in California. Get the area’s map, cities covered, current time, prefixes, and dialing instructions.

Where is Area Code 657? Area code (657) is in the state of CA. Below, are the major cities in the area code (657).

The 657 area code covers the cities of Anaheim, Santa Ana, and Fullerton. All of these cities are positioned within Orange County, California, a place that is synonymous with affluence and large …

Lookup information on Area Code 657 - get demographic, NPA NXX, and other data by area code

The 657 area code is a telephone area code serving the southern part of California. To start a free reverse phone lookup, simply enter the full 10-digit number (including the 657 area code) below and …