408 Area Code

The 408 area code is a telephone area code in the state of California, USA. Established in 1959 as a split from the 415 area code, 408 primarily serves the San Jose and Santa Clara County region in the heart of Silicon Valley. Known for its association with the technology industry, this area code covers major cities and tech hubs including San Jose, Santa Clara, Sunnyvale, and Cupertino.

Understanding the 408 Area Code

The 408 area code serves both residential and business phone numbers, including mobile, landline, and VoIP services. Due to the region�s rapid growth in population and technology companies, the 408 area code was overlaid with 669, requiring 10-digit dialing for local calls.

408 Area Code Map and Location

The 408 area code map covers central California�s Silicon Valley, including cities from the southern end of San Francisco Bay to northern Santa Clara County.

Major Cities and Communities in the 408 Area Code

San Jose - The largest city in Silicon Valley and third-largest in California
Santa Clara - Home to many tech companies and Santa Clara University
Sunnyvale - Headquarters to major technology firms
Cupertino - Home to Apple Inc. and other tech companies
Campbell - Residential and business suburb near San Jose

ZIP Codes within the 408 Telephone Zone (Examples)

95112 - San Jose, CA
95050 - Santa Clara, CA
94085 - Sunnyvale, CA
95014 - Cupertino, CA
95008 - Campbell, CA

Time Zone

The 408 area code is located in the Pacific Time Zone (PT). It observes Pacific Standard Time (PST, UTC-8) in winter and Pacific Daylight Time (PDT, UTC-7) during daylight saving time.

Dialing, Phone & Service Details

Overlay: 669
Local dialing: 10-digit dialing required
Long-distance calls within the USA: Dial 1 + 408 + 7-digit number
International calls: Dial your country�s exit code + 1 + 408 + 7-digit number
Services: Landline, mobile, VoIP

What area code is 408? / Where�s area code 408?

What area code is 408? � The 408 area code is a telephone area code for San Jose, Santa Clara, and surrounding communities in California.

Where�s area code 408? � The 408 area code is located in Central California�s Silicon Valley, covering cities like San Jose, Santa Clara, Sunnyvale, Cupertino, and Campbell.

Frequently Asked Questions (FAQ) about 408 Area Code

What is the 408 area code?

The 408 area code serves San Jose, Santa Clara, and surrounding Silicon Valley communities in California.

When was the 408 area code created?

The 408 area code was established in 1959 as a split from area code 415.

Where is area code 408 located?

It covers central Silicon Valley, including San Jose, Santa Clara, Sunnyvale, Cupertino, and Campbell.

What time zone is 408 in?

The 408 area code follows the Pacific Time Zone (PST/PDT).

Does 408 have an overlay?

Yes, 408 is overlaid by area code 669.

Is 408 associated with technology?

Yes, 408 is strongly associated with Silicon Valley and many technology companies.

Feature	Details
Area Code	408
State	California
Primary Cities	San Jose, Santa Clara, Sunnyvale, Cupertino, Campbell
Region Covered	Silicon Valley, Central California
Established	1959
Overlay	669
Time Zone	Pacific Time (PST/PDT)
ZIP Examples	95112, 95050, 94085, 95014, 95008
Services	Landline, mobile, VoIP
Dialing	+1 408 NXX XXXX
Country	United States of America

Ares Code	Office / Place	Address
408 Area Code	San Jose State University	1 Washington Sq, San Jose, CA 95192
408 Area Code	Santa Clara University	500 El Camino Real, Santa Clara, CA 95053
408 Area Code	De Anza College	21250 Stevens Creek Blvd, Cupertino, CA 95014
408 Area Code	Evergreen Valley College	3095 Yerba Buena Rd, San Jose, CA 95135
408 Area Code	Foothill College (South Campus)	12345 El Monte Rd, Los Altos Hills, CA 94022
408 Area Code	Apple Park	1 Apple Park Way, Cupertino, CA 95014
408 Area Code	Infinite Loop (Apple Campus)	1 Infinite Loop, Cupertino, CA 95014
408 Area Code	Intel Corporation	2200 Mission College Blvd, Santa Clara, CA 95054
408 Area Code	Adobe Systems Headquarters	345 Park Ave, San Jose, CA 95110
408 Area Code	LinkedIn Headquarters	1000 W Maude Ave, Sunnyvale, CA 94085
408 Area Code	NVIDIA Headquarters	2788 San Tomas Expy, Santa Clara, CA 95051
408 Area Code	eBay Headquarters	2025 Hamilton Ave, San Jose, CA 95125
408 Area Code	PayPal Headquarters	2211 N 1st St, San Jose, CA 95131
408 Area Code	Yahoo Campus	701 1st Ave, Sunnyvale, CA 94089
408 Area Code	Google (North Bayshore Offices)	1600 Amphitheatre Pkwy, Mountain View, CA 94043
408 Area Code	Santa Clara Valley Medical Center	751 S Bascom Ave, San Jose, CA 95128
408 Area Code	Regional Medical Center of San Jose	225 N Jackson Ave, San Jose, CA 95116
408 Area Code	Good Samaritan Hospital	2425 Samaritan Dr, San Jose, CA 95124
408 Area Code	O�Connor Hospital	2105 Forest Ave, San Jose, CA 95128
408 Area Code	Kaiser Permanente Santa Clara	700 Lawrence Expy, Santa Clara, CA 95051
408 Area Code	Kaiser Permanente Cupertino	19000 Homestead Rd, Cupertino, CA 95014
408 Area Code	Norman Y. Mineta San Jose International Airport (SJC)	1701 Airport Blvd, San Jose, CA 95110
408 Area Code	Diridon Station	65 Cahill St, San Jose, CA 95110
408 Area Code	Santa Clara Caltrain Station	1001 Railroad Ave, Santa Clara, CA 95050
408 Area Code	Sunnyvale Caltrain Station	121 W Evelyn Ave, Sunnyvale, CA 94086
408 Area Code	Levi�s Stadium	4900 Marie P DeBartolo Way, Santa Clara, CA 95054
408 Area Code	SAP Center	525 W Santa Clara St, San Jose, CA 95113
408 Area Code	San Jose Civic	135 W San Carlos St, San Jose, CA 95113
408 Area Code	California Theatre	345 S 1st St, San Jose, CA 95113
408 Area Code	Bank of America	170 Park Center Plaza, San Jose, CA 95113
408 Area Code	Wells Fargo	121 Park Center Plaza, San Jose, CA 95113
408 Area Code	Chase Bank	1700 S Bascom Ave, San Jose, CA 95124
408 Area Code	Silicon Valley Bank	3003 Tasman Dr, Santa Clara, CA 95054
408 Area Code	US Bank	1702 Meridian Ave, San Jose, CA 95125
408 Area Code	San Jose City Hall	200 E Santa Clara St, San Jose, CA 95113
408 Area Code	Santa Clara County Government Center	70 W Hedding St, San Jose, CA 95110
408 Area Code	Santa Clara County Superior Court	191 N 1st St, San Jose, CA 95113
408 Area Code	Santa Clara City Hall	1500 Warburton Ave, Santa Clara, CA 95050
408 Area Code	Dr. Martin Luther King Jr. Library	150 E San Fernando St, San Jose, CA 95112
408 Area Code	Santa Clara City Library	2635 Homestead Rd, Santa Clara, CA 95051
408 Area Code	Cupertino Library	10800 Torre Ave, Cupertino, CA 95014
408 Area Code	Sunnyvale Public Library	665 W Olive Ave, Sunnyvale, CA 94086
408 Area Code	Westfield Valley Fair Mall	2855 Stevens Creek Blvd, Santa Clara, CA 95050
408 Area Code	Eastridge Mall	2200 Eastridge Loop, San Jose, CA 95122
408 Area Code	Santana Row	377 Santana Row, San Jose, CA 95128
408 Area Code	Sunnyvale Town Center	200 W McKinley Ave, Sunnyvale, CA 94086
408 Area Code	Oakridge Mall	925 Blossom Hill Rd, San Jose, CA 95123
408 Area Code	California�s Great America	4701 Great America Pkwy, Santa Clara, CA 95054
408 Area Code	Children�s Discovery Museum of San Jose	180 Woz Way, San Jose, CA 95110
408 Area Code	San Jose Museum of Art	110 S Market St, San Jose, CA 95113
408 Area Code	Rosicrucian Egyptian Museum	1660 Park Ave, San Jose, CA 95191
408 Area Code	Happy Hollow Park & Zoo	748 Story Rd, San Jose, CA 95112
408 Area Code	Vasona Lake County Park	333 Blossom Hill Rd, Los Gatos, CA 95032
408 Area Code	Municipal Rose Garden	Dana Ave & Naglee Ave, San Jose, CA 95126
408 Area Code	Alum Rock Park	15350 Penitencia Creek Rd, San Jose, CA 95127

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