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Area Code 657 Location & Details

State / Region: California • Country: United States

Major Cities Covered: Anaheim, Santa Ana, Huntington Beach, Garden Grove, Fullerton, Orange, Westminster, Buena Park, Yorba Linda, Fountain Valley

Standard Dial Format
+1 (657) XXX-XXXX
Country Code: +1 (NANP Format)
What State is Area Code 657?
CaliforniaState Hub →
Country Territory
United States
657 Area Code Time Zone
Pacific
657 Overlay Codes
714

Area Code 657 Geographic Map

Interactive location bounds and coverage area for California (Pacific Timezone)

Lat: 33.82° • Lng: -117.95°
📍 Geographic Center: CaliforniaMap data © OpenStreetMap contributors

Where is Area Code 657 Located?

Telephone area code 657 is assigned to California in United States. It serves cities and metropolitan communities including Anaheim, Santa Ana, Huntington Beach, Garden Grove, Fullerton, Orange, Westminster, Buena Park, Yorba Linda, Fountain Valley.

Historical Context & Area Code Overlay Information:657 serves California (United States).

For local and long-distance calls within area code 657, standard 10-digit dialing (657) XXX-XXXX applies.

Who Called Me from Area Code 657?

Received an unknown call, missed call, or text scam from area code 657? Here is how to trace who is calling from 657 area code and verify unknown numbers safely:

1.
Identify Missed Calls & Voicemails:

Legitimate contacts usually leave a detailed voicemail or caller ID record.

2.
Watch Out for Neighbor Spoofing:

Robocallers often fake incoming caller ID numbers using your local 657 prefix to boost pick-up rates.

3.
Reverse Phone Lookup Area Code 657:

Search public white-pages or use caller intelligence guides before returning unfamiliar calls.

Learn How Reverse Phone Lookups Work→

How to Call Area Code 657 & Dialing Format

When placing a phone call to a number in area code 657, follow the correct dialing format depending on your calling location:

  • Calling from inside the US / Canada (+1): Dial 1 + (657) + 7-digit number.
  • Calling from an international location outside +1: Dial your country's international exit code (e.g. 011 in US or + on mobile) + 1 + 657 + 7-digit number.
  • Do I need to dial area code 657 for local calls? Yes, 10-digit dialing (area code + line number) is mandatory across North American telephone networks.

Top Cities & Municipalities Served in Area Code 657

Urban centers, census places, and communities within the +1-657 calling area

20 Major Cities Listed
City NameCountyPopulation% of 657 Pop
AnaheimOrange County341,00818.0%
Santa AnaOrange County315,58616.7%
Huntington BeachOrange County191,45110.1%
Garden GroveOrange County170,4559.0%
FullertonOrange County138,6757.3%
OrangeOrange County138,3657.3%
WestminsterOrange County88,9664.7%
Buena ParkOrange County81,7414.3%
Yorba LindaOrange County65,6323.5%
Fountain ValleyOrange County55,5082.9%
PlacentiaOrange County54,9112.9%
CypressOrange County48,7812.6%
BreaOrange County47,2602.5%
La MiradaOrange County45,9522.4%
StantonOrange County40,1612.1%
Seal BeachOrange County24,0751.3%
La PalmaOrange County14,9070.8%
Hawaiian GardensOrange County13,3730.7%
Los AlamitosOrange County11,7020.6%
Villa ParkOrange County5,6450.3%

Counties Covered by Area Code 657

Geographic county distribution and population coverage across California

County NameTotal Population% of 657 Area% of County
Orange County3,158,027100.0%60%

☎️Area Code 657 Exchange Prefixes & Carriers

Showing 50 of 705 central office 3-digit prefixes and assigned telecom carriers

19% Landline70% Wireless12% VoIP
PrefixLine UsageRate CenterAssigned CarrierAssign Date
(657) 200-📱WirelessWESTMINSTRMETROPCS NETWORKS, LLC08/08/2008
(657) 201-📱WirelessANAHEIMMETROPCS NETWORKS, LLC09/19/2008
(657) 202-💻VoIPANAHEIMPEERLESS NETWORK OF CALIFORNIA, LLC - CA02/11/2009
(657) 203-📞LandlineHUNTITNBCHLEVEL 3 COMMUNICATIONS, LLC - CA04/14/2010
(657) 204-💻VoIPHUNTITNBCHBANDWIDTH.COM CLEC, LLC - CA04/14/2010
(657) 205-📞LandlineSANTA ANAMCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA05/06/2010
(657) 206-📱WirelessGARDEN GRVT-MOBILE USA, INC.05/18/2010
(657) 207-📱WirelessANAHEIMMETROPCS NETWORKS, LLC05/27/2010
(657) 208-💻VoIPANAHEIMONVOY, LLC - CA09/09/2010
(657) 209-📱WirelessSILVERADOCELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA06/05/2017
(657) 210-💻VoIPSANTA ANABANDWIDTH.COM CLEC, LLC - CA11/11/2010
(657) 211-📞LandlineCAMULTIPLE OCN LISTINGN/A
(657) 212-📞LandlineSANTA ANALEVEL 3 COMMUNICATIONS, LLC - CA11/22/2010
(657) 213-💻VoIPCYPRESSPEERLESS NETWORK OF CALIFORNIA, LLC - CA06/15/2017
(657) 214-💻VoIPCYPRESSBANDWIDTH.COM CLEC, LLC - CA11/11/2010
(657) 215-📞LandlineHUNTITNBCHLEVEL 3 COMMUNICATIONS, LLC - CA11/23/2010
(657) 216-💻VoIPPLACENTIABANDWIDTH.COM CLEC, LLC - CA04/04/2011
(657) 217-💻VoIPFULLERTONBANDWIDTH.COM CLEC, LLC - CA07/18/2011
(657) 218-📞LandlineSANTA ANATWC IP ENABLED SERVICES, LLC02/14/2013
(657) 219-📱WirelessSANTA ANACELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA07/09/2015
(657) 220-📞LandlineANAHEIMTWC IP ENABLED SERVICES, LLC02/14/2013
(657) 221-📞LandlineORANGELEVEL 3 COMMUNICATIONS, LLC - CA02/11/2013
(657) 222-💻VoIPCYPRESSONVOY, LLC - CAN/A
(657) 223-📞LandlineORANGETWC IP ENABLED SERVICES, LLC06/13/2013
(657) 224-💻VoIPORANGEPEERLESS NETWORK OF CALIFORNIA, LLC - CA12/05/2011
(657) 225-💻VoIPFULLERTONPEERLESS NETWORK OF CALIFORNIA, LLC - CA04/13/2012
(657) 226-💻VoIPPLACENTIABANDWIDTH.COM CLEC, LLC - CA03/03/2014
(657) 227-📞LandlineWESTMINSTRTWC IP ENABLED SERVICES, LLC04/14/2014
(657) 228-💻VoIPSANTA ANAPEERLESS NETWORK OF CALIFORNIA, LLC - CA04/13/2012
(657) 229-💻VoIPSANTA ANABANDWIDTH.COM CLEC, LLC - CA02/23/2010
(657) 230-📞LandlineANAHEIMLEVEL 3 COMMUNICATIONS, LLC - CA08/05/2014
(657) 231-📞LandlineSANTA ANAAT&T ENTERPRISES, LLC12/30/2013
(657) 232-📞LandlineSANTA ANATWC IP ENABLED SERVICES, LLC10/18/2013
(657) 233-📞LandlineGARDEN GRVAT&T ENTERPRISES, LLC01/24/2014
(657) 234-💻VoIPYORBALINDABANDWIDTH.COM CLEC, LLC - CA03/21/2014
(657) 235-💻VoIPSANTA ANABANDWIDTH.COM CLEC, LLC - CA07/22/2011
(657) 236-📱WirelessORANGECELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA04/11/2014
(657) 237-📞LandlineHUNTITNBCHLEVEL 3 COMMUNICATIONS, LLC - CA05/07/2014
(657) 238-📱WirelessCYPRESST-MOBILE USA, INC.04/28/2014
(657) 239-📞LandlineBUENA PARKLEVEL 3 COMMUNICATIONS, LLC - CA10/01/2014
(657) 240-📱WirelessSANTA ANACELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA07/09/2015
(657) 241-📞LandlineHUNTITNBCHPAETEC ITEL, LLC09/16/2013
(657) 242-📞LandlineANAHEIMLEVEL 3 COMMUNICATIONS, LLC - CA04/28/2014
(657) 243-📞LandlineFULLERTONLEVEL 3 COMMUNICATIONS, LLC - CA07/14/2014
(657) 244-📱WirelessHUNTITNBCHNEW CINGULAR WIRELESS PCS, LLC09/05/2014
(657) 245-💻VoIPSANTA ANAPEERLESS NETWORK OF CALIFORNIA, LLC - CA04/13/2012
(657) 246-📱WirelessBREAT-MOBILE USA, INC.09/03/2014
(657) 247-📞LandlineSANTA ANATWC IP ENABLED SERVICES, LLC11/04/2014
(657) 248-📱WirelessFULLERTONNEW CINGULAR WIRELESS PCS, LLC10/14/2014
(657) 249-📱WirelessSANTA ANACELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA07/10/2015

Frequently Asked Questions about Area Code 657

Where is area code 657 located?

Area code 657 is located in California (United States), serving cities like Anaheim, Santa Ana, Huntington Beach, Garden Grove, Fullerton, Orange, Westminster, Buena Park, Yorba Linda, Fountain Valley.

What timezone is area code 657?

Area code 657 operates in the Pacific timezone.

What state is area code 657?

Area code 657 is assigned to the state / telecom territory of California.

Is area code 657 a scam or dangerous?

Area code 657 is an official geographic area code for California. However, beware of robocaller spoofing.

California State Area Codes

View complete directory of telephone area codes assigned to California.

Explore California Directory

Get a 657 Business Phone Number

How to acquire a virtual phone number or business line with area code 657 for local customer trust in California.

Get 657 Business Number
🛡️ Scam & Safety Directory

Check high-risk international callback scam area codes and robocall warning databases.

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Overlay & Nearby Area Codes for California

Explore neighboring telecom prefixes sharing geographical boundaries with area code 657.

714
Pacific
Area Code 714
Anaheim, Santa Ana, Huntington Beach, Garden Grove, Fullerton, Orange, Westminster, Buena Park, Yorba Linda, Fountain Valley
209
Pacific
Area Code 209
Stockton, Modesto, Tracy, Merced, Manteca, Turlock, Lodi, Los Banos, Ceres, Lathrop
213
Pacific
Area Code 213
Los Angeles, Montebello, Commerce, Vernon
279
Pacific
Area Code 279
Sacramento, Elk Grove, Roseville, Folsom, Rancho Cordova, Citrus Heights, Rocklin, Lincoln, West Sacramento, Loomis
310
Pacific
Area Code 310
Torrance, Inglewood, Carson, Compton, Santa Monica, South Gate, Hawthorne, Redondo Beach, Lynwood, Gardena
323
Pacific
Area Code 323
Los Angeles, South Gate, Montebello, Huntington Park, Bell Gardens, Commerce, Vernon