How does Area Code 925 relate to Area Code 510?

Area Code 925 was created in 1998 when it was split from Area Code 510 to better serve the growing population and telecommunications needs of the East Bay region.

Which counties are covered by Area Code 925?

Area Code 925 covers parts of Contra Costa and Alameda counties in California.

What are some major cities in Area Code 925?

Major cities in Area Code 925 include Antioch, Concord, Walnut Creek, Livermore, and Pleasanton.

Are there any special dialing instructions for making toll calls within Area Code 925?

For both local and toll calls within Area Code 925, you should dial 1 followed by the 10-digit phone number.

Who regulates Area Code 925?

Area Code 925 is regulated by the California Public Utilities Commission (CPUC), which oversees telecommunications services in California.

What types of telecommunications services are available in Area Code 925?

Area Code 925 offers a range of services, including landline services provided by AT&T and Comcast, and mobile services from carriers like Verizon, T-Mobile, and AT&T.

Is there a need for an overlay in Area Code 925?

Currently, there is no overlay for Area Code 925, but future changes may occur depending on demand and regulatory decisions.

What is the dialing pattern for operator-assisted calls in Area Code 925?

For operator-assisted calls in Area Code 925, you dial 0 followed by the 10-digit phone number.

What is the significance of the California Public Utilities Commission regarding Area Code 925?

The California Public Utilities Commission (CPUC) ensures that telecommunications services in Area Code 925 meet the needs of residents and businesses through regulation and oversight.

How can residents and businesses in Area Code 925 manage their communication needs effectively?

Understanding the geographic coverage, dialing patterns, and regulatory framework of Area Code 925 can help residents and businesses manage their communication needs effectively.

What is the history behind the creation of Area Code 925?

Area Code 925 was created in 1998 to accommodate the growing population and telecommunications needs of the East Bay region by splitting from Area Code 510.

How does Area Code 925 impact telecommunications in the East Bay region?

Area Code 925 provides essential telecommunications services to the East Bay region, supporting both residential and business communication needs.

Can I find more information about area code regulations for 925?

Yes, more information about area code regulations can be found on the California Public Utilities Commission website.

Are there any future plans for changes in Area Code 925?

While there are no current overlays, future changes to Area Code 925 may occur based on demand and regulatory decisions.

Which major telecommunications carriers operate in Area Code 925?

Major carriers operating in Area Code 925 include AT&T, Comcast, Verizon, and T-Mobile.

How does Area Code 925 facilitate communication in the San Francisco Bay Area?

Area Code 925 facilitates communication by providing a designated telephone area code for the eastern suburbs of the San Francisco Bay Area.

What is the role of landline services in Area Code 925?

Landline services in Area Code 925, provided by companies like AT&T and Comcast, offer reliable communication options for residents and businesses.

Are mobile services widely available in Area Code 925?

Yes, mobile services are widely available in Area Code 925, with coverage from national carriers such as Verizon, T-Mobile, and AT&T.

What are the standard dialing patterns used in Area Code 925?

Standard dialing patterns in Area Code 925 include dialing 1 + 10 digits for both local and toll calls, and 0 + 10 digits for operator-assisted calls.

Comprehensive Guide to Area Code 925: Antioch, California

Q: What is the primary function of Area Code 925?

Area Code 925 serves as a telephone area code for the eastern suburbs of the San Francisco Bay Area, facilitating telecommunications in that region.

What is Area Code 925?

Area Code 925 is a telephone area code in the North American Numbering Plan (NANP) serving parts of California, specifically the East Bay region of the San Francisco Bay Area. This area code was created in 1998 when it was split from Area Code 510.

Geographic Coverage of Area Code 925

The 925 area code primarily covers the eastern suburbs of the San Francisco Bay Area, including cities such as:

Antioch
Concord
Walnut Creek
Livermore
Pleasanton

These cities are located in Contra Costa and Alameda counties, offering a blend of urban and suburban landscapes.

Dialing Patterns for Area Code 925

When dialing within the 925 area, the following patterns are used:

Local Calls: Dial 1 + 10 digits
Toll Calls: Dial 1 + 10 digits
Operator Assisted Calls: Dial 0 + 10 digits

Standard Dialing Patterns

Type of Call	Dialing Pattern
Local (HNPA)	1 + 10 digits
Toll (HNPA)	1 + 10 digits
Local (FNPA)	1 + 10 digits
Toll (FNPA)	1 + 10 digits
Operator Assisted	0 + 10 digits

Regulatory Information

Area Code 925 is regulated by the California Public Utilities Commission (CPUC). The CPUC oversees telecommunications services and infrastructure, ensuring that all area codes, including 925, meet the needs of residents and businesses.

Telecommunications Services in Area Code 925

The area code is serviced by multiple carriers, providing a range of telecommunications options:

Landline Services: Offered by major providers such as AT&T and Comcast.
Mobile Services: Provided by national carriers like Verizon, T-Mobile, and AT&T.

Frequently Asked Questions About Area Code 925

What cities are included in Area Code 925?

Area Code 925 serves several cities in the East Bay, including Antioch, Concord, and Walnut Creek.

When was Area Code 925 established?

Area Code 925 was established in 1998 following a split from Area Code 510.

How do I call a number within Area Code 925?

For local calls within Area Code 925, dial 1 followed by the 10-digit number.

Is Area Code 925 subject to any overlays?

Currently, Area Code 925 is not subject to any overlays. However, future changes may occur based on demand and regulatory decisions.

Conclusion

Area Code 925 serves a vibrant region in California, providing essential telecommunications services to both individuals and businesses. Understanding its geographic coverage, dialing patterns, and regulatory framework can help residents and businesses effectively manage their communication needs.

For more details on area code regulations, visit the California Public Utilities Commission website.

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