657 Area Code Phone Directory

Information for Area Code 657

State: CA
Largest City in Area: SANTA ANA

Where is Area Code 657?

Area code (657) is in the state of CA. Below, are the major cities in the area code (657).

Major Cities in 657

SANTA ANA, CA (10,623)
ANAHEIM, CA (9,557)
HUNTINGTON BEACH, CA (6,748)
GARDEN GROVE, CA (4,376)
ORANGE, CA (3,938)
FULLERTON, CA (3,394)
COSTA MESA, CA (3,274)
TUSTIN, CA (3,030)
FOUNTAIN VALLEY, CA (2,617)
WESTMINSTER, CA (2,489)

Zip Codes in 657