Area code 657 — California
Area code 657 is in California and serves Northern Orange County: Anaheim, Fullerton, Garden Grove, Huntington Beach. Time zone, overlays, counties and ZIP codes.
| Location | California (Northern Orange County: Anaheim, Fullerton, Garden Grove, Huntington Beach, Orange, Santa Ana, and portions Newport Beach and Costa Mesa) |
|---|---|
| Main places | Northern Orange County: Anaheim, Fullerton, Garden Grove, Huntington Beach, Orange, Santa Ana |
| State | California |
| Status | In service · since 2008 |
| Time zone | Pacific · |
| Overlay codes | 714 Overlays share the same area. Local calls usually need 10-digit dialing. |
| Local dialing | 1+10D |
History
- Overlaid on 714
Counties (approximate)
Los AngelesLos Angeles CountyOrangeOrange County
ZIP codes in area code 657
Approximate: area code boundaries follow telephone rate centers, not ZIP codes.
90603 Whittier90604 Whittier90620 Buena Park90621 Buena Park90622 Buena Park90623 La Palma90624 Buena Park90630 Cypress90631 La Habra90632 La Habra90633 La Habra90637 La Mirada90638 La Mirada90639 La Mirada90680 Stanton90716 Hawaiian Gardens90720 Los Alamitos90721 Los Alamitos90740 Seal Beach90742 Sunset Beach90743 Surfside91748 Rowland Heights92602 Irvine92603 Irvine92604 Irvine92605 Huntington Beach92606 Irvine92612 Irvine92614 Irvine92615 Huntington Beach92616 Irvine92617 Irvine92619 Irvine92620 Irvine92623 Irvine92625 Corona Del Mar92626 Costa Mesa92627 Costa Mesa92628 Costa Mesa92646 Huntington Beach
Format a 657 number
US numbers are written as (657) 555-0123 or 657-555-0123. From outside the US, dial +1 657 555 0123.
Is a call from 657 a scam?
An area code only tells you where a number was assigned. Caller ID can be faked (“spoofed”), so do not trust a call just because the area code looks local. Never share codes or payment details with unexpected callers.
Sources: NANPA via NumberResearch.org (CC BY 4.0); place names and history from Wikipedia (CC BY-SA 4.0). See data sources.