510 Area Code

Get 510 Area Code Numbers For Local Presence in Oakland

Acquire a 510 area code number on Calilio and build your business in Oakland, California. An Oakland area code enhances business accessibility and trust within its vibrant community.

510 area code highlighted with phone numbers

Search Virtual Numbers with 510 Area Code

Expand your business reach in Oakland. Select a virtual number with a 510 area code and connect with the locals authentically.

What Area Code is 510? Area Code 510 Location

Area code 510 serves the bustling regions of Oakland and neighboring cities in California. This Oakland area code also signals your local presence and commitment, and invites trust and familiarity among residents of the East Bay area. The 510 area code serves several cities of Contra Costa County and western Alameda County, including Oakland, but excluding Livermore, Pleasanton, Dublin, and Sunol.

History of 510 Area Code

The 510 area code came into existence in 1991, and since then, it has been one of the most popular California area codes. However, area code 510 is not the original area code in California, but a split from the 415 area code. The division was a response to the demand for more phone numbers in the East Bay.


Since its inception, the 510 phone code has become synonymous with Oakland and its surrounding cities, reflecting its growth and technological advancements.

traditional telephone system with 510 area code

Which Time Zone Does 510 Area Code Fall Under?

The 510 area code falls under the Pacific Time Zone. Typically, this time zone adheres to Pacific Standard Time (PST) but switches to Pacific Daylight Time (PDT) during the months observing daylight saving. Businesses in this time zone require synchronization with the typical work hours on the West Coast to ensure seamless operations and communications.

510 area code in a time zone of california

Benefits of a 510 Area Code for Businesses

Employing USA phone numbers with 510 area codes aids in establishing a strong presence in the vibrant business market of Oakland, CA. It enhances your brand’s local integration.

Customer Familiarity

Professional Image

Cost Savings

Operational Flexibility

Seamless Expansion

How to Get a Virtual Phone Number with Area Code 510?

Getting a virtual business phone number with a 510 area code is straightforward on Calilio. Start building your Oakland presence today with these simple steps.


Sign Up

Create an account on Calilio. The registration process is swift. Within just a few steps, you’re on your way to connect with Oakland.


Choose a VoIP Plan

Explore a variety of VoIP plans tailored for any size of business. Choose a plan that fits your business objectives.


Pick a Number

Navigate to available 510 area code numbers and find the perfect one for your business identity in Oakland.


Proceed with Payment

Purchase your chosen number following the on-screen instructions. With our intuitive process, the payment and checkout process is hassle-free.


Customize Settings

Tailor your call settings to fit your business operations. Start making calls with your new virtual phone number.

Already Have a Local Phone Number with 510 Area Code?

Integrate advanced VoIP features into your existing 510 area code phone number with Calilio’s number porting service.

Features of Virtual 510 Area Code Numbers

Use Calilio’s feature-rich virtual 510 area code numbers to reinforce your business communication and client engagement strategies.

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Interactive Voice Response (IVR)

Enhance user interactions and efficiency with Interactive Voice Response (IVR). Guide your callers to desired agents without requiring live receptionists.
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Concurrent Calls

Handle multiple calls simultaneously without requiring additional lines. With the Concurrent Call feature, your business can seamlessly scale up communication as it grows.
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Call Forwarding

Redirect incoming calls to the right team members, regardless of their location. Ensure that you answer every call and maintain customer satisfaction.
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On-Hold Music

Keep your callers entertained while they are on hold. Providing a pleasant experience with on-hold music can minimize call drops.
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Call Blocking

Avoid unwanted interruptions. Maintain control over your incoming calls by blocking undesired phone numbers.

Set up a Unified Communication Platform with an Oakland Area Code 510

Consolidate your communication tools into one platform with a 213 area code number from Calilio. Enhance your team collaboration and streamline your business workflow in Oakland.

Monthly pricing Annual pricing (save 20%)


Per user/per month

Basic plan plan

Billed annually
Ideal for solopreneurs, startups and small businesses venturing into cheap VoIP service.
  • User Limit: 10
  • Free 1 Local or Toll-free Number
    US, Canada or UK
  • Call Box Features
  • Call Recordings and Storage
  • Basic Realtime Dashboard
    Coming Soon


Per user/per month

Business plan plan

Billed annually
Leverage growing businesses and call centers with cost-effective VoIP solutions.
  • All Basic Plan Features
  • Unlimited Users
  • Advance Reporting
    Coming Soon
  • Live Call Monitoring
    Coming Soon
  • Detailed Realtime Dashboard
    Coming Soon


Enterprise plan plan

Billed annually
Comprehensive VoIP plan for unmatched communication solutions for large businesses and enterprises.
  • All Business Plan Features
  • Queue Call Back
    Coming Soon
  • All Call Strategy Features
  • Dedicated Account Manager
  • Phone and WhatsApp Support

510 Phone Number With Calilio

Unlock the power of local presence in Oakland with Calilio’s 510 phone number, tailored for seamless business communications.

Industry Compliance

Stay compliant with industry standards, as Calilio’s 510 numbers adhere to strict regulatory requirements for business communications.

A customer being trusted by company using 510 area code

Custom Solutions

Using Calilio’s virtual number, benefit from the custom solutions that cater to the specific needs of your business.

ease to use the services among customers using 510 area code

Advanced Analytics

Track and analyze call data on your 510 number. Advanced analytics aids in making informed business decisions.

showing edge of businesses using 510 area code

Superior Call Quality

Experience crystal-clear call quality. Calilio ensures every conversation is as good as meeting in person.

better call quality among customers using 510 area code

Seamless Integration

Calilio’s virtual phone numbers seamlessly integrate with your business tools and workflows for smooth business operations.

easy to set up connections using 510 area code

Frequently Asked Questions

What does 510 mean on a phone number?

What city is 510 area code?

Where is a 510 area code from?

How old is the 510 area code?

What is the area code for Oakland CA?

Has 510 area code changed?

Can you still get a 510 area code?