1. World Map/
  2. North America/
  3. US/
  4. Area Codes/
  5. Area Code 408

Where Is Area Code 408?

Area code 408 is found in the US state of California. Primarily servicing the city of San Jose (population: 1004369), area code 408 covers 2 counties of California.

Located in the Pacific time zone, area code 408 is on the same time as Los Angeles, CA.

Area code 408 was brought into effect on January 1, 1959. 408 was split from the parent 415 area code.

Map of  with area code 408 highlighted

Counties in Area Code 408

  • Santa Clara,
  • Santa Cruz.

Most Populous Cities in Area Code 408

City County City Population Time Zone
San Jose Santa Clara 1,004,369 PST
Sunnyvale Santa Clara 144,885 PST
Santa Clara Santa Clara 119,450 PST
Milpitas Santa Clara 69,041 PST
Cupertino Santa Clara 62,620 PST
Gilroy Santa Clara 59,147 PST
Morgan Hill Santa Clara 47,008 PST
Campbell Santa Clara 46,679 PST
Los Gatos Santa Clara 39,067 PST
Saratoga Santa Clara 31,576 PST
Los Gatos Santa Cruz 9,588 PST
San Martin Santa Clara 6,618 PST
Alviso Santa Clara 2,142 PST

Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.

View all United States Area Codes.

Trending on WorldAtlas

This page was last updated on July 3, 2015.