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US area code · California

669 area code

Where the 669 area code is, its overlay and how to dial a +1 669 number from anywhere.

CoversCampbell, CaliforniaTime zonePacific (PT)TypeOverlay
Quick answer

The 669 area code is in Campbell, California, United States (Pacific (PT)). To call from abroad: +1 669 555-0123. It is an overlay, so all 10 digits are dialled.

StateCalifornia
Main areaCampbell
Time zonePacific (PT)
TypeOverlay
10-digit dialingRequired
In service since20-Nov-1998

The 669 area code is a geographic North American Numbering Plan (NANP) code covering Campbell, California. It has been in service since 20-Nov-1998 and sits in the Pacific (PT) time zone.

Overlay 669 shares its region

Several area codes cover the same geographic area, so two neighbours can have different codes. Because of the overlay, you must dial all 10 digits (area code + number) even for local calls.

669408

How to dial a 669 number

From abroad+1 669 555-0123
Within the US / Canada1 669 555-0123
Locally (same area)669 555-0123

Cities in the 669 area code

A 669 number is usually in one of these places in California — 2 counties.

Campbell Santa ClaraGilroy Santa ClaraLos Gatos Santa Clara;Santa CruzMilpitas Santa ClaraMorgan Hill Santa ClaraSan Jose Santa ClaraSanta Clara Santa ClaraSaratoga Santa ClaraSunnyvale Santa Clara

Other California area codes

209213279310323341350357369408415424442510530559

Frequently asked questions

Where is the 669 area code?

The 669 area code is in Campbell, California, United States (Pacific (PT)).

Is 669 an overlay area code?

Yes. 669 overlays the same region as 408, so callers dial all 10 digits.

Do I have to dial 10 digits for 669?

Yes — dial the area code plus the seven-digit number.

How do I call a 669 number from another country?

Dial your exit code (or +), then 1, then 669, then the number: +1 669 555-0123.

Source: NANPA numbering plan. An area code covers a region, not a precise address — a 669 number does not pinpoint a street or ZIP code.

Number holders in area code 669

Each prefix (the three digits after the area code) is assigned by NANPA to one telephone company. 252 prefixes are in use in 669, shared by 23 companies. The largest holders:

CompanyPrefixesShare
T-Mobile USA, Inc.4518%
Onvoy, LLC4317%
Fractel, LLC3012%
New Cingular Wireless PCS, LLC218%
Cellco Partnership Dba Verizon Wireless187%
Bandwidth.Com CLEC, LLC156%

Source: NANPA central office code assignments. A number keeps its original prefix when it is ported to another carrier.

Complaints about 669 numbers

Reports to the FTC, last 30 days
256
Recorded messages or robocalls
76%
Rank among area codes
#303 of 670
Most reported subjects
Other (112)
Reducing your debt (credit cards, mortgage, student loans) (86)
Calls pretending to be government, businesses, or family and friends (23)

Period Aug 26 – Sep 24, 2026. These are the numbers shown on the caller ID of the reported calls; many are spoofed and do not belong to the real caller.

Source: US Federal Trade Commission, Do Not Call reported calls data (daily files).

All US area codes United States +1 Map of area code 669 — cities & rate centres

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