Area Code 657
Area code 657 covers Los Angeles and nearby cities including Anaheim, Santa Ana, Huntington Beach in California, in the Pacific Time.
Is a call from 657 a scam? Who called me from 657?
Cities in area code 657
Los Angeles, Anaheim, Santa Ana, Huntington Beach, Garden Grove, Orange, Fullerton, Westminster, Buena Park, Yorba Linda, Fountain Valley, Placentia
Area codes by city
Other California area codes
- 209 — Stockton
- 213 — Los Angeles
- 279 — Sacramento
- 310 — Los Angeles
- 323 — Los Angeles
- 341 — San Jose
- 350 — Stockton
- 357 — Fresno
- 369 — Santa Rosa
- 408 — San Jose
- 415 — San Francisco
- 424 — Los Angeles
- 442 — Moreno Valley
- 510 — San Jose
- 530 — Chico
- 559 — Fresno
- 562 — Los Angeles
- 619 — San Diego
- 626 — Los Angeles
- 628 — San Francisco
- 650 — San Jose
- 661 — Bakersfield
- 669 — San Jose
- 707 — Santa Rosa
- 714 — Los Angeles
- 738 — Los Angeles
- 747 — Los Angeles
- 760 — Moreno Valley
- 805 — San Buenaventura (Ventura)
- 818 — Los Angeles
- 820 — San Buenaventura (Ventura)
- 831 — Salinas
- 837 — Chico
- 840 — Los Angeles
- 858 — San Diego
- 909 — Los Angeles
- 916 — Sacramento
- 925 — San Jose
- 949 — Long Beach
- 951 — Anaheim
Nearby area codes
- 714 — Los Angeles
- 562 — Los Angeles
- 949 — Long Beach
- 626 — Los Angeles
- 323 — Los Angeles
- 213 — Los Angeles
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.