Area Code 657
Area code 657 covers Anaheim and nearby cities including Santa Ana, Huntington Beach, Garden Grove in California, in the Pacific Time.
Is a call from 657 a scam? Who called me from 657?
Cities in area code 657
Anaheim, Santa Ana, Huntington Beach, Garden Grove, Orange, Fullerton, Westminster, Buena Park, Yorba Linda, Fountain Valley, Placentia, Cypress
Area codes by city
- Anaheim area codes
- Santa Ana area codes
- Huntington Beach area codes
- Fullerton area codes
- Cypress area codes
- Garden Grove area codes
- Brea area codes
- Buena Park area codes
- Orange area codes
Carriers in area code 657
Area code 657 spans 690 prefixes, about 79% wireless. Top carriers: CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA, T-MOBILE USA, INC., ONVOY, LLC - CA, NEW CINGULAR WIRELESS PCS, LLC. Look up the carrier for a 657 number.
Other California area codes
- 209 — Stockton
- 213 — Los Angeles
- 279 — Sacramento
- 310 — Compton
- 323 — Los Angeles
- 341 — Oakland
- 350 — Stockton
- 357 — Fresno
- 369 — Santa Rosa
- 408 — San Jose
- 415 — San Francisco
- 424 — Compton
- 442 — Victorville
- 510 — Oakland
- 530 — Marysville
- 559 — Fresno
- 562 — Long Beach
- 619 — San Diego
- 626 — Alhambra
- 628 — San Francisco
- 650 — Palo Alto
- 661 — Bakersfield
- 669 — San Jose
- 707 — Santa Rosa
- 714 — Anaheim
- 738 — Los Angeles
- 747 — San Fernando
- 760 — Oceanside
- 805 — Oxnard
- 818 — Van Nuys
- 820 — Camarillo
- 831 — Salinas
- 837 — Redding
- 840 — Pomona
- 858 — San Diego
- 909 — Ontario
- 916 — Sacramento
- 925 — Concord
- 949 — Irvine
- 951 — Riverside
Nearby area codes
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.