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925 Area Code Phone Directory

925 area code info

State
Major City
Time Zone
Current Time
CACaliforniaAmerica/Los_Angeles
01:20 PM

Where is area code 925 located?

Information about 925 Area Code

Area code 925 is a telephone area code in the United States. It is used to designate specific geographic regions for phone number allocation. This area code helps in routing calls efficiently and is essential for telecommunications within its designated region. When dialing a number with this area code, it is important to include the correct digits to ensure the call reaches the intended recipient.

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Cities and Regions Covered

Area code 925 serves the eastern region of the San Francisco Bay Area in California. It covers cities such as Concord, Walnut Creek, Pleasanton, Livermore, and Antioch. This area code encompasses parts of Contra Costa and Alameda counties, providing telephone services to a diverse range of suburban communities, business districts, and residential neighborhoods within this vibrant and economically significant region.

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History and Establishment

Area code 925 was established on March 14, 1998, as a split from area code 510. This change was necessary due to the rapid growth in demand for new telephone numbers in the region. The introduction of area code 925 helped alleviate the strain on the existing numbering system, ensuring adequate availability of phone numbers for residents and businesses in the affected areas.

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Who Uses the 925 Area Code?

Area code 925 serves a diverse mix of tech companies, biotech firms, and corporate offices in the East Bay region. Many telecommunications and software development companies utilize this code, alongside healthcare facilities and financial institutions. The code is also popular among commuter professionals who work remotely for Silicon Valley companies while living in more affordable suburban areas.

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Spam and Scam Calls in the 925 Area Code

Area code 925, serving parts of California's East Bay region, has experienced its share of unwanted calls. Residents report various scam attempts, including robocalls claiming to be from government agencies, fake tech support services, and fraudulent credit card offers. Like many U.S. area codes, 925 sees phone scammers using local number spoofing to appear more trustworthy.

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How to Get a 925 Area Code Number

To get a 925 phone number, contact major carriers like AT&T, Verizon, or T-Mobile, who serve this area code. When signing up for a new plan, specifically request a 925 number. You can also try mobile apps or online services like Google Voice that let you choose your area code. If numbers aren't immediately available, ask to be notified when one becomes free.

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Phone Prefixes in the 925 Area Code

Prefix:
City:
Carrier:
Martinez
Pacific Bell
Martinez
Level 3 Communications, Llc - Ca
San Ramon
Mcimetro Access Transmission Services Llc
San Ramon
Pacific Bell
Orinda
Pacific Bell
Orinda
Mci Worldcom Communications, Inc., Ca
Clayton
Xo California, Inc.
Walnut Creek
O1 Communications, Inc. - Ca
Livermore
Level 3 Telecom Of California, Lp - Ca
Walnut Creek
Level 3 Telecom Of California, Lp - Ca
Sunol
T-mobile Usa, Inc.
Moraga
U.s. Telepacific Corp. - Ca
San Ramon
Pacific Bell
Antioch
Cellco Partnership Dba Verizon Wireless - Ca
Martinez
Pacific Bell
Walnut Creek
New Cingular Wireless Pcs, Llc
Martinez
Pacific Bell
Livermore
Pacific Bell
Pleasanton
O1 Communications, Inc. - Ca
Brentwood
O1 Communications, Inc. - Ca
Antioch
T-mobile Usa, Inc.
Pittsburg
Pacific Bell
Walnut Creek
Comcast Phone Of California, Llc - Ca
Orinda
U.s. Telepacific Corp. - Ca
Pittsburg
Pacific Bell
Livermore
Pacific Bell
Pleasanton
Pacific Bell
Concord
Metro Pcs, Inc.
Brentwood
Mcimetro Access Transmission Services Llc
Brentwood
Pacific Bell
Concord
Pacific Bell
Walnut Creek
Teleport Communications Group - San Francisco
Clayton
Pacific Bell
Clayton
Mcimetro Access Transmission Services Llc
Danville
Pacific Bell
Concord
Mcimetro Access Transmission Services Llc
Concord
Pacific Bell
Walnut Creek
O1 Communications, Inc. - Ca
Walnut Creek
Pacific Bell
Walnut Creek
Mci Worldcom Communications, Inc., Ca
Oakland
Mpower Communications Corp - Ca