Receive a local area code
925
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Economic Overview
The 925 area code region is known for its strong suburban economy, with major industries including technology, healthcare, education, retail, and professional services. Notable employers include Chevron, Kaiser Permanente, Lawrence Livermore National Laboratory, and various school districts. The area benefits from proximity to Silicon Valley, resulting in a high-income, well-educated workforce and a robust real estate market.
Geographical Overview
Area code 925 primarily covers the inland portions of the East Bay in Northern California, including parts of Contra Costa and Alameda counties. Key cities within the area code include Walnut Creek, Concord, Pleasanton, Livermore, San Ramon, Danville, and Antioch. The region encompasses both suburban communities and expanding urban centers.
Location Info
Area code 925 is geographically bounded to the west by the 510 area code and includes the San Ramon and Livermore valleys, Mount Diablo region, and areas east of the Berkeley Hills. It serves cities such as Walnut Creek, Concord, Pleasant Hill, Martinez, Brentwood, Pittsburg, Antioch, San Ramon, Danville, Dublin, Pleasanton, and Livermore. The southern boundary approaches the Altamont Pass and the city of Tracy (which is outside the 925 area), while the northern edge is near the Carquinez Strait.
Population Demographics
The 925 area code has a diverse and growing population, with a mix of affluent suburban families, professionals, and multi-ethnic communities. The region features a high median household income, strong educational attainment, and a significant proportion of residents commuting to jobs in San Francisco and Silicon Valley. The population is primarily suburban, with increasing urbanization in some cities.
Time Zone Info
Area code 925 is located entirely within the Pacific Time Zone (PT).
Other Area Code Details
Area code 925 was created in 1998 as a split from area code 510 to accommodate population growth in the East Bay. The region is known for the scenic Mount Diablo State Park, award-winning wineries in Livermore Valley, and vibrant downtowns like Walnut Creek, which is a regional shopping and cultural destination.
