Everything You Need to Know About California Area Codes and VoIP Numbers

get started with get a California phone number for your online verification? With the wide range of VoIP options in California, this guide will help you understand how to choose.

???? Introduction to California Area Codes

A California area code is a three-digit prefix assigned to a specific region. From the Bay Area to San Diego, each area code defines a region within the state.

When area codes began in 1947, California has experienced massive growth, leading to the creation of dozens of new area codes.

???? California Area Code List

Here's a list of popular local numbers in California:

    • 209 – Stockton, Modesto, Merced, Tracy, Turlock
    • 213 – Downtown Los Angeles, Alhambra, Beverly Hills
    • 279 – Sacramento, Elk Grove, Roseville
    • 310 – West Los Angeles, Beverly Hills, Santa Monica
    • 323 – Central Los Angeles, Hollywood, Montebello
    • 341 – Oakland, Berkeley, Hayward
    • 408 – San Jose, Cupertino, Santa Clara
    • 415 – San Francisco, Marin County, San Rafael
    • 424 – Overlay for 310; covers West Los Angeles, Santa Monica
    • 442 – Overlay for 760; covers Oceanside, Victorville, Palm Springs
    • 510 – Oakland, Fremont, Berkeley
    • 530 – Chico, Redding, Davis
    • 559 – Fresno, Visalia, Clovis
    • 562 – Long Beach, Whittier, Norwalk
    • 619 – San Diego, Chula Vista, National City
    • 626 – Pasadena, El Monte, Arcadia
    • 628 – Overlay for 415; covers San Francisco, Marin County
    • 650 – San Mateo, Palo Alto, Redwood City
    • 657 – Overlay for 714; covers Anaheim, Santa Ana, Huntington Beach
    • 661 – Bakersfield, Santa Clarita, Lancaster
    • 669 – Overlay for 408; covers San Jose, Sunnyvale, Santa Clara
    • 707 – Santa Rosa, Vallejo, Napa
    • 714 – Anaheim, Santa Ana, Huntington Beach
    • 747 – Overlay for 818; covers San Fernando Valley, Burbank, Glendale
    • 760 – Oceanside, Victorville, Palm Springs
    • 805 – Ventura, Santa Barbara, San Luis Obispo
    • 818 – San Fernando Valley, Burbank, Glendale
    • 820 – Overlay for 805; covers Ventura, Santa Barbara, San Luis Obispo
    • 831 – Salinas, Santa Cruz, Monterey
    • 840 – Overlay for 909; covers San Bernardino, Ontario, Pomona
    • 858 – San Diego (northern areas), La Jolla, Del Mar
    • 909 – San Bernardino, Ontario, Pomona
    • 916 – Sacramento, Elk Grove, Roseville
    • 925 – Concord, Walnut Creek, Pleasanton
    • 949 – Irvine, Newport Beach, Mission Viejo
    • 951 – Riverside, Moreno Valley, Temecula

????️ California Area Codes Map

California area codes map

This image shows how area codes are spread out in California. Major metro areas usually have overlays due to high population density.

???? Total Number of Area Codes in California

More than 35 unique area codes serve California, and new ones are added frequently.

???? New Area Codes in California (2025)

With increasing demand for mobile and VoIP numbers, overlays are introduced. 2025 brings fresh overlays and new codes especially in dense areas like Bay Area.

???? Best Business Area Codes in California

If you're choosing a virtual number for business, here’s what different codes represent:

  • 213 – Trusted LA presence
  • 310/424 – Upscale clientele
  • 916 – Government in Sacramento
  • 323 – Media companies in Hollywood

???? Which Is Better: Toll-Free or Local Number?

  • Toll-free numbers offer nationwide reach, but may feel less personal.
  • Local numbers build trust with locals and increase conversion rates.

???? What Is a California VoIP Number?

A VoIP number lets you make calls over the internet with a California area code. It's ideal for remote teams.

???? Why Use a Virtual California Phone Number?

Benefits of a virtual California number for business include:

  • Local presence
  • Remote operation
  • Advanced call features
  • Customer trust

????️ Owning or Renting a California Virtual Number

You can rent a California VoIP number depending on your need. Monthly rental is flexible while ownership offers full control.

✅ How to Get a California Area Code Number

  1. Choose a desired area code (e.g., 213, 310, 415).
  2. Sign up with a virtual number provider covering California.
  3. Register, complete verification, and select your number.
  4. Configure routing, voicemail, and SMS features.

???? Looking Up California Area Codes

Curious about area code locations? Use a California area code lookup or telecom directory.

???? Use VoIP for Account Verification

Platforms often require a California phone number for verification. Just make sure your VoIP number supports SMS.

???? California DID Number

A DID number allows direct routing to internal systems. A DID in California is great for PBX and scalable communication.

???? Text-Enabled California VoIP Numbers

Stay connected by using a California VoIP phone number with texting. Perfect for reminders, follow-ups, and promotions.

???? Top VoIP Provider in California

Choose a provider that offers:

  • Multiple area code options
  • Affordable plans
  • Text + call features
  • AI integrations (like Bling Cloud)

???? Cloud-Based Phone Solutions in California

A California cloud phone system is modern and works for any company. Whether you use a 916 area code or 323, cloud calling offers advanced routing, tracking, and AI assistance.

???? Difference Between 310 and 424

Both serve the same region. 310 is the original, while 424 is the overlay. 310 is more established, while 424 is more available.

???? Benefits of 323 Area Code for Business

A 323 number works great for creative sectors like media in LA. It adds a cultural edge.

???? History of California Area Codes

California began with 213, 415, and 916. Since then, splits and overlays have reshaped the system to match demand.

???? Changes in California Area Codes

As usage increased, overlays like 424, 747, and 628 were introduced. These changes help manage differences between 310 and 424 area codes load and enable more options for users.

???? Conclusion

No matter the need, you can buy a California VoIP number quickly. Use a trusted provider like Bling Cloud to get started.

Local phone numbers by state