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 a guide to rent a California area code number for your startup? With the vast range of local California phone numbers, this guide will explain 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 the Bay Area to Sacramento, each area code represents a locale within the state.

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

???? California Area Code List

Here's a list of business-friendly California area codes:

• 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 usually have overlays due to high population density.

???? Total Number of Area Codes in California

California has over 35 area codes, and new ones are added as needed.

???? Latest California Area Code Updates in 2025

With increasing demand for mobile and virtual 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 virtual number for business, here’s what different codes represent:

• 213 – Professional LA presence
• 310/424 – Upscale clientele
• 916 – State agencies in Sacramento
• 323 – Creative industries in Hollywood

???? Toll-Free vs Local California Number

• Toll-free numbers offer national credibility, 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 California cloud phone system perfect for online businesses.

???? 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 offers full control.

✅ How to Get a California Area Code Number

1. Choose a desired area code (e.g., 213, 310, 415).
2. Find a virtual number provider covering California.
3. Register, complete verification, and select your number.
4. Set up 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 valid California number. Just make sure your VoIP number can receive verification codes.

???? 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.

???? VoIP Number with Texting in California

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)

???? 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 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.

???? 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 expanded the system to match demand.

???? Changes in California Area Codes

As usage increased, overlays like 424, 747, and 628 were introduced. They prevent shortages and enable more options for users.

???? Conclusion

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