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 startup? With the wide range of VoIP options in California, this guide will help you understand what to expect.

???? 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 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.

???? Top California Area Codes

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

????️ California Area Codes Map

This image shows how area codes are spread California VoIP phone service out in California. 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.

???? New Area Codes in California (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.

???? Popular Area Codes for California Businesses

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

• 213 – Professional LA presence
• 310/424 – Modern clientele
• 916 – Government in Sacramento
• 323 – Creative industries in Hollywood

???? Toll-Free vs Local California Number

• Toll-free numbers offer national credibility, but may lack local identity.
• Local numbers build trust with locals and increase conversion rates.

???? Understanding VoIP Numbers in California

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

???? California Phone Number for Verification

Platforms often require a California phone number for verification. 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 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 powerful and works for any company. Whether you 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. 310 is more established, while 424 is more available.

???? Using a 323 Number 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. They prevent shortages and enable more options for users.

???? Final Thoughts

Whether you're launching a startup or need a number for verification, you can rent a California virtual phone number quickly. Use a trusted provider like Bling Cloud to get connected today.