Need a local phone number in Contra Costa County, California?
Get your 925 number instantly with MySecondLine.
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The 925 area code was created as a split from the original 212 that once covered all of New York. Today, 925 is exclusively tied to Contra Costa County, California, located in the San Francisco Bay Area. It covers iconic neighborhoods like:
Pleasanton – a charming suburban town
Livermore – known for its vineyards and historic downtown
Dublin – a growing community with family-friendly amenities
For generations, 925 has represented local pride, offering the best of suburban life with fast access to the Bay Area.
The 925 area code operates in the Pacific Time Zone (PT)–the same time zone as Contra Costa County. This is important for businesses and professionals who need to stay in sync with local clients, suppliers, and partners. Whether you’re scheduling calls, running local ads, or managing customer support, having a 925 number means you’re aligned with Pacific Standard Time (PST) in winter and Pacific Daylight Time (PDT) in summer.
The 925 area code covers all of Contra Costa County, California, including:
Pleasanton
Livermore
Dublin
and many more.
Getting a 925 number gives your calls a familiar, local presence in one of Contra Costa County’s busiest suburban regions. It’s perfect for real estate agents, freelancers, remote workers, and anyone who wants to appear local while staying flexible.
Everything you need in one powerful solution
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Make overseas calls directly from your second number
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Forward your second line calls to your main phone
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First, register for a MySecondLine profile. Pick 'Find Your Ideal Phone Number' and select 'No' on the prompt about limited functionality.
Identify the United States in the country selection and confirm your choice to move ahead.
Last step - enter the area code you want, continue, select your ideal number and finalize with a plan purchase.
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