Garden Grove, California
Pacific Time Zone (UTC-8) · CA · —
About Area Codes in Garden Grove, California
Garden Grove, California is served by 2 area codes: 657, 714. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Garden Grove require 10-digit dialing. The city is in the Pacific time zone (UTC-8).
Other cities in area code 657
Frequently Asked Questions
What area code is Garden Grove, California?
Garden Grove, California uses area codes 657 and 714.
What time zone is Garden Grove in?
Garden Grove is in the Pacific time zone (UTC-8).
Do I need to dial 10 digits when calling Garden Grove?
Yes, all local calls in Garden Grove require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 657 created?
Area code 657 was established in 2008 as an overlay code, added to the same geographic region as an existing code to provide more phone numbers.
What cities share area code 657 with Garden Grove?
Other cities sharing area code 657 with Garden Grove include Anaheim, Buena Park, Costa Mesa, Cypress, Fountain Valley, among others.
Garden Grove, CA · Pacific Time Zone