657 Area Code

California, USA

Local time now · Pacific Time

12:43 AM

Area code 657 is in California, USA, serving Anaheim, Garden Grove, Westminster and Buena Park. It uses Pacific Time — the time there now is 12:43 AM. 714 is an overlay for the same area, so local calls need 10-digit dialing. In service since 2008.

Area code	657
Location	California, USA
Major cities	Anaheim, Garden Grove, Westminster, Buena Park, Fountain Valley, Placentia, Stanton
Time zone	Pacific Time
Overlay codes	714
In service since	2008
Status	Relief planning in progress (a new overlay may be added)

Other area codes in California

209 213 279 310 323 341 350 357 369 408 415 424 442 510 530 559 562 619 626 628 650 661 669 707 738 747 760 805 818 820 831 837 840 858 909 916 925 949 951

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Frequently asked questions

Where is area code 657?

California, USA — including Anaheim, Garden Grove, Westminster, Buena Park and Fountain Valley.

What time zone is area code 657?

Pacific Time.

How do I call a 657 number from abroad?

Dial your international access code, then 1 (the country code), then 657 and the 7-digit number — for example +1 657 555 0100. From the UK or India dial 00 1 657 …; from Bangladesh 00 1 657 … .

Is a call from 657 a scam?

Not by itself — 657 is an ordinary geographic area code in California. Numbers can be spoofed, so be careful with unexpected calls asking for money or personal details.

Sources: North American Numbering Plan Administrator (NANPA) NPA database (10/25/2026); major cities from Wikidata (CC0). An area code shows where a number was first assigned — with number portability and mobile phones, the caller may be anywhere.