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 buy a California phone number for your business? With the wide range of California area codes, this guide will explain what to expect.

???? Introduction to California Area Codes

A local California phone number is a three-digit prefix assigned to a specific region. From Los Angeles to San Diego, 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.

???? 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 how area codes are spread out in California. 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 as needed.

???? New Area Codes in California (2025)

With increasing demand for mobile and virtual numbers, overlays are introduced. 2025 brings fresh overlays and new codes 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 – Downtown LA presence
• 310/424 – Modern clientele
• 916 – Government in Sacramento
• 323 – Media companies in Hollywood

???? Toll-Free vs Local California Number

• Toll-free numbers offer national credibility, but may feel less personal.
• Local numbers build regional familiarity 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 perfect for remote teams.

???? Virtual California Number for Business

Benefits of a VoIP business line include:

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

????️ Buy or Rent a California Phone Number

You can acquire a California VoIP number depending on your need. Monthly rental is flexible 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. Find a virtual number provider covering California.
3. Register, complete verification, and activate your number.
4. Set up routing, voicemail, and SMS features.

???? Looking Up California Area Codes

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

???? California Phone Number for Verification

Many apps ask for a California phone number for verification. Just make sure your VoIP number supports SMS.

???? What is a California DID Number?

A DID number allows California area code direct routing to internal systems. A DID in California is great for advanced VoIP setups and scalable communication.

???? 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)

???? California Cloud Phone System

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 AI assistance.

???? 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.

???? Using a 323 Number for Business

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

???? 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.

???? Final Thoughts

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