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

Looking to buy a California phone number for your startup? With the wide range of local California phone numbers, this guide will walk you through everything you need to know.

???? Introduction to California Area Codes

A California area code is a three-digit prefix assigned to a specific region. From Los Angeles to the Central Coast, each area code marks a zone within the state.

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

???? Top California Area Codes

Here's a list of business-friendly 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

????️ Map of Area Codes in California

California area codes map

This image shows California’s area code distribution. Major metro areas often share multiple codes due to high population density.

???? How Many Area Codes in California?

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

???? Latest California Area Code Updates in 2025

With increasing demand for mobile and virtual numbers, overlays rent California area code number are introduced. New area codes in California in 2025 especially in dense areas like LA.

???? 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 – Tech-savvy clientele
  • 916 – State agencies in Sacramento
  • 323 – Creative industries in Hollywood

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

  • Toll-free numbers offer national credibility, but may feel less personal.
  • Local numbers build regional familiarity 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 digital-first companies.

???? Virtual California Number for Business

Benefits of a virtual California number for business include:

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

????️ Buy or Rent a California Phone Number

You can buy a California business number depending on your need. Monthly rental is affordable while ownership is long-term.

✅ 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. Create your account, verify, and select your number.
  4. Set up routing, voicemail, and SMS features.

???? California Area Code Lookup

Curious about area code locations? Use a free online lookup tool or telecom directory.

???? California Phone Number for Verification

Platforms often require a valid California number. Just make sure your VoIP number can receive verification codes.

???? What is a California DID Number?

A DID number allows direct routing to internal systems. A California DID number is great for advanced VoIP setups and corporate systems.

???? Text-Enabled California VoIP Numbers

Communicate better 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 scalable 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. Some prefer 310 for prestige, while 424 is more available.

???? Benefits of 323 Area Code for Business

A 323 number works great for creative sectors like film 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 expanded 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 load and enable more options for users.

???? Conclusion

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

Local phone numbers by state