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

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

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get started with get a California phone number for your online verification? With the wide range of California area codes, this guide will walk you through what to expect.

???? What Are California Area Codes?

A California area code is a three-digit prefix assigned to a specific region. From the Bay Area to Sacramento, each area code represents a locale within the state.

When area codes began in 1947, California has seen massive growth, causing the introduction 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

This image shows how area codes are spread out in California. Major metro areas often share multiple codes due to high population density.

???? Total Number of Area Codes in California

California has over 35 area codes, 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 Inland Empire.

???? Popular Area Codes for California Businesses

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

• 213 – Trusted LA presence
• 310/424 – Tech-savvy clientele
• 916 – Government in Sacramento
• 323 – Creative industries in Hollywood

???? Toll-Free vs Local California Number

• Toll-free numbers offer nationwide reach, 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 perfect for remote teams.

???? Virtual California Number for Business

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 buy a California business number depending on your need. Monthly rental is click here affordable while ownership offers full control.

✅ Steps to Get a California Local Number

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

???? California Area Code Lookup

Need to know where an area code is used? Use a free online lookup tool or telecom directory.

???? Use VoIP for Account Verification

Many apps ask for 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 advanced VoIP setups and corporate systems.

???? Text-Enabled California VoIP Numbers

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

???? Best Virtual Number Provider for California

Choose a provider that offers:

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

???? California Cloud Phone System

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 integrations.

???? 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.

???? Using a 323 Number for Business

A 323 number works great for creative sectors like media in LA. It’s iconic and urban.

???? History of California Area Codes

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

???? Evolution of California’s Area Code System

As usage skyrocketed, overlays like 424, 747, and 628 were introduced. These changes help manage load and enable more options for users.

???? Final Thoughts

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