Where Is Area Code 408?
Area code 408 serves Gilroy and much of Santa Clara County in California. The area code covers the southern San Francisco Bay Area, including San Jose, Santa Clara, Sunnyvale, and many communities in the Santa Clara Valley, a central part of Silicon Valley.
Some portions of Santa Cruz County near the Santa Clara County boundary also use area code 408. Geographic features and landmarks in the region include the southern end of San Francisco Bay, the Santa Cruz Mountains, Levi’s Stadium in Santa Clara, the Winchester Mystery House in San Jose, and Gilroy Gardens in Gilroy.
Cities and Communities in the 408 Area Code
- Campbell, Santa Clara County
- Cupertino, Santa Clara County
- Gilroy, Santa Clara County
- Los Gatos, Santa Clara County
- Milpitas, Santa Clara County
- Monte Sereno, Santa Clara County
- Morgan Hill, Santa Clara County
- San Jose, Santa Clara County
- San Martin, Santa Clara County
- Santa Clara, Santa Clara County
- Saratoga, Santa Clara County
- Sunnyvale, Santa Clara County
History of Area Code 408
Area code 408 was established in 1959 as a split from area code 415. The code originally served the southern San Francisco Bay Area, including the growing Santa Clara Valley.
Area code 831 was created from area code 408 in 1998 to serve the Monterey Bay region, including Monterey, San Benito, and Santa Cruz counties. Area code 669 was added as an overlay to area code 408 in 2012, providing new telephone numbers without requiring existing 408 customers to change their numbers.
Key Facts About Area Code 408
- State and major cities: Area code 408 is in California and includes San Jose and Gilroy.
- Primary city: Gilroy, California, is the primary city associated with area code 408.
- Census region: Area code 408 is in the Pacific region under the U.S. Census Bureau’s regional system.
- Type: Area code 408 is a geographic area code created by a split from area code 415.
- Time zone: Area code 408 uses Pacific Time.
- Current overlay: Area code 669 overlays area code 408 in the same general geographic region.
- Related split: Area code 831 was created from area code 408 in 1998.
- Institutions and landmarks: San Jose State University, Santa Clara University, Levi’s Stadium, the Winchester Mystery House, and Gilroy Gardens are located in cities associated with area code 408.
Frequently Asked Questions
What state is area code 408 in?
Area code 408 is in California.
What major cities use area code 408?
Major cities using area code 408 include San Jose, Gilroy, Santa Clara, Sunnyvale, Campbell, Cupertino, Los Gatos, Milpitas, Morgan Hill, Monte Sereno, and Saratoga.
What time zone is area code 408 in?
Area code 408 is in Pacific Time.
Is area code 408 a toll-free number?
No. Area code 408 is a geographic area code for California, not a toll-free code.