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 ready to rent a California area code number for your online verification? With the wide range of California area codes, this guide will help you understand how to choose.

???? Introduction to California Area Codes

A local California phone number is a three-digit prefix assigned to a specific region. From the Bay Area to the Central Coast, each area code defines a region within the state.

Back in 1947, California has experienced massive growth, causing the introduction of dozens of new area codes.

???? Top California Area Codes

Here's a list of well-known 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 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 VoIP numbers, overlays are introduced. New area codes in California in 2025 especially in dense areas like Bay Area.

???? Best Business Area Codes in California

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

• 213 – Professional LA presence
• 310/424 – Upscale 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 use cloud-based calling with a California area code. It's ideal for digital-first companies.

???? 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 buy a California VoIP number depending on your need. Monthly rental is flexible while ownership is long-term.

✅ 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. Create your account, complete verification, and select your number.
4. Configure routing, voicemail, and SMS features.

???? Looking Up California Area Codes

Need to know where an area code is used? 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.

???? 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 scalable communication.

???? VoIP Number with Texting in California

Communicate better 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 modern and works for any company. Whether you how many area codes in California use a 916 area code or 323, cloud calling offers advanced routing, tracking, and integrations.

???? 310 vs 424 Area Code

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 entertainment in LA. It adds a cultural edge.

???? How Area Codes Developed in California

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

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

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 buy a California VoIP number quickly. Use a trusted provider like Bling Cloud to get started.