669 Area Code

Area code 669 is a telephone area code in the United States that covers parts of the northern California region. It was established on November 20, 2012, as an overlay for area code 408. The overlay was necessary due to the region’s increasing demand for phone numbers. The 669 area code is one of the few area codes in California that is geographically located entirely within a single state. It is also the newest area code in the state, with the next newest being area code 415, established in 1947.

Major Cities that Use 669 Area Code

Some of the major cities that fall under the 669 area code are:

  • San Jose – The largest city in the Bay Area and the third-largest city in California, San Jose is known for its booming economy and as the hub of Silicon Valley.
  • Santa Clara – The center of Silicon Valley and home to many technology companies, Santa Clara is a major city in the 669 area code with a diverse international community.
  • Sunnyvale – Located in the heart of the Silicon Valley, Sunnyvale is home to several technology companies, including Yahoo, Google, and Apple.
  • Mountain View – Another city in the Silicon Valley, Mountain View is best known for being the headquarters of Google.
  • Saratoga – A small town in the 669 area code known for its high-income residential community and excellent schools.

Counties that Use 669 Area Code

The following counties use the 669 area code:

  • Alameda
  • Contra Costa
  • Marin
  • Merced
  • Monterey
  • Napa
  • San Benito
  • San Francisco
  • San Joaquin
  • San Mateo
  • Santa Clara
  • Sonoma
  • Stanislaus

All Cities & Towns that Use the 669 Area Code

The 669 area code covers many cities and towns in the northern California region. Some of the cities and villages that fall under this area code include:

  • Alameda
  • Albany
  • Alviso
  • Antioch
  • Aptos
  • Aromas
  • Atherton
  • Belmont
  • Belvedere Tiburon
  • Ben Lomond
  • Benicia
  • Berkeley
  • Bethel Island
  • Boulder Creek
  • Brentwood
  • Brisbane
  • Burlingame
  • Byron
  • Calistoga
  • Capitola
  • Castro Valley
  • Clayton
  • Concord
  • Corte Madera
  • Cotati
  • Crockett
  • Daly City
  • Danville
  • Davis
  • Dixon
  • Dublin
  • Dunnigan
  • East Palo Alto
  • El Cerrito
  • Emeryville
  • Fairfield
  • Forest Knolls
  • Fremont
  • Gilroy
  • Greenbrae
  • Greenfield
  • Hayward
  • Hercules
  • Hollister
  • Ignacio
  • Inverness
  • Kentfield
  • King City
  • Lafayette
  • Larkspur
  • Livermore
  • Lockwood
  • Los Altos
  • Los Gatos
  • Marina
  • Medford
  • Menlo Park
  • Mill Valley
  • Millbrae
  • Milpitas
  • Modesto
  • Morgan Hill
  • Moss Beach
  • Mount Hamilton
  • Mountain View
  • Novato
  • Oakland
  • Oakley
  • Olema
  • Orinda
  • Pacific Grove
  • Palo Alto
  • Pebble Beach
  • Penngrove
  • Pescadero
  • Petaluma
  • Piedmont
  • Pleasant Hill
  • Pleasanton
  • Point Reyes Station
  • Portola Valley
  • Redwood City
  • Rodeo
  • San Anselmo
  • San Bruno
  • San Carlos
  • San Francisco
  • San Gregorio
  • San Jose
  • San Juan Bautista
  • San Leandro
  • San Lorenzo
  • San Martin
  • San Mateo
  • San Pablo
  • San Quentin
  • San Rafael
  • San Ramon
  • San Simeon
  • Sand City
  • Santa Clara
  • Santa Cruz
  • Saratoga
  • Sausalito
  • Scotts Valley
  • Seaside
  • Soledad
  • Sonoma
  • South San Francisco
  • Stanford
  • Stockton
  • Suisun City
  • Sunnyvale
  • Sutter Creek
  • Tiburon
  • Union City
  • Vallejo
  • Walnut Creek
  • Watsonville
  • Woodacre
  • Woodside

Geography and Climate

The 669 area code is located in the northern California region, specifically the Bay Area. The Pacific Ocean borders the area to the west and the Sierra Nevada mountains to the east. This area is known for its varied terrain, with mountainous regions, valleys, and coastlines. The climate in this region is primarily temperate, with warm, dry summers and mild, wet winters. The mild climate and varied terrain make it a popular outdoor destination for hiking, biking, and water sports.

Tourist Attractions

The 669 area code has some of the most popular tourist attractions in California, including:

  • Golden Gate Bridge – One of the most iconic structures in the world, the Golden Gate Bridge connects San Francisco to Marin County. Visitors can walk or bike across the bridge for stunning bay views.
  • Alcatraz Island – A former federal prison, Alcatraz is now a popular tourist attraction. Visitors can take a ferry to the island and explore the prison, which once housed notorious criminals such as Al Capone and “Machine Gun” Kelly.
  • Santa Cruz Beach Boardwalk – Known as the “Coney Island of the West,” the Santa Cruz Beach Boardwalk is a popular beachfront amusement park. Visitors can enjoy rides, games, and tasty treats while enjoying the beautiful ocean views.
  • Muir Woods National Monument – Located in the heart of the redwood forest, Muir Woods is a stunning national monument with many hiking trails for visitors to explore.
  • Silicon Valley Tech Tours – Visitors to the 669 area code can take guided tours of famous companies like Google, Facebook, and Apple to learn more about the tech industry and its impact on our daily lives.

Education

The 669 area code is home to some of the best schools in the country, ranging from pre-k to post-graduate programs. Some of the notable educational institutions in the area include:

Stanford University

Located in Palo Alto, Stanford University is one of the top-ranked universities in the world. It is known for its strong business, engineering, and science programs.

University of California, Berkeley

Another top-ranked university, UC Berkeley, is just across the bay from San Francisco. It is known for its strong liberal arts and sciences programs.

San Jose State University

Located in the heart of downtown San Jose, San Jose State University is the oldest university in the area. It offers undergraduate and graduate programs and is known for its strong business and engineering programs.

Healthcare

The 669 area code is home to several reputable hospitals and healthcare facilities. Some of the notable ones include:

Stanford Health Care

Stanford Health Care is a world-renowned hospital located in Palo Alto. It is known for its cutting-edge cancer, neurology, and cardiology research and treatments.

Lucile Packard Children’s Hospital

Also located in Palo Alto, Lucile Packard Children’s Hospital is one of the top-ranked children’s hospitals in the country. It offers specialized care for children with cancer, heart diseases, and neonatology.

Kaiser Permanente Santa Clara Medical Center

Kaiser Permanente Santa Clara Medical Center is a comprehensive medical center in Santa Clara. It offers various healthcare services, including specialty care, urgent care, and maternity.

Government and Administration

Various local and state government agencies represent the 669 area code. The local government consists of city councils, mayors, and county boards of supervisors. Senators and representatives at the national and state levels represent the state government. The Silicon Valley Leadership Group, a business organization, also significantly shapes the region’s economy and policies.

Area Codes and Zip Codes in the 669 area Code

Area code 669 is just one of the area codes in the northern California region. Some other area codes that overlap with 669 are 408, 415, and 510. These area codes cover San Francisco, Oakland, and San Jose.

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