Published : April 30, 2025
Busy? Here's Quick Overview
California area codes include 213, 415, 818, and 949. These codes offer access to thriving regions across California, USA.
- 213 (Los Angeles): A major business hub.
- 415 (San Francisco): Silicon Valley gateway for tech and biotech.
- 818 (San Fernando Valley): Center of entertainment and media
- 949 (South Orange County): Ideal for entertainment and fashion.
- 925 (East Bay): A growing tech and financial services area.
California is popularly known as the Golden State of the US. It is home to several industries and has a rich cultural diversity. It is also the most densely populated state in the US and has the most area codes.
You might want to call for personal or business reasons. Either way, it is essential to know the correct area codes.
This blog discusses the most famous area codes in California. We have accumulated 11 of the most popular California phone number area codes, which might help you enhance your business communication.
11 Most Famous Area Codes in California
These area codes are put before the phone number to locate a certain location or place. They are generally 3-digit prefixes.
Below, you will find the 11 most suitable area codes that can benefit your business operations across the state:
1. Los Angeles (213, 323, 310, 424)
Los Angeles is well-known as the entertainment capital. The well-known area codes of this city are 213, 323, 310, and 424. From Hollywood Hills to the downtown area, a substantial portion of the city is covered by these area codes.
Los Angeles is a great place to do business in Southern California. It’s ideal for those in entertainment and fashion industry. Plus, the city also attracts tech talent.
2. San Francisco (415, 628)
San Francisco is one of the most celebrated cities of Northern California. It is known for its history and innovation in the tech sector. The 415 and 628 area codes dominate this region. They are not only the most popular area codes, but they also serve as a gateway to the Silicon Valley tech hub. It is where the software and biotechnology companies thrive.
This city is also the hub of international trade and scientific services. So for businesses, especially for startups, this city serves a great deal.
- San Francisco is often known as the startup capital of the world. It has a remarkable $430 billion in venture capital deals. (Source)
3. San Jose (408, 699)
As per a Forbes survey, San Jose is the number one city for small businesses. It is the origin of Silicon Valley and ranks as the third largest city in the US state. The 408 and 699 area codes are primarily used here. It caters to the telecommunications and software industries.
These codes also cover some regions of the Santa Clara County. It is a pivotal city for businesses to make a presence in Northern California. Especially if they want to access the tech talent market.
4. Oakland (510, 314)
Oakland city is in the East Bay region of the San Francisco Bay area in California. The best advantage of this city is that it offers your business a skilled workforce. According to the U.S. Central Bureau, on average, 47.2% of Oakland residents are aged 25 years or older and hold a bachelor’s or higher degree.
The California area codes for this city are 510 and 314. In addition to being a major hub for international trade, it is also an attractive tourist destination.
5. San Diego (619, 858)
San Diego city is located in Southern California. One of the most beautiful cities of the region, it is known for its climate, parks and beaches. From a business point of view, it gives you access to the scientific services and health sectors.
Its area codes are 619 and 858. Its popularity among tourism and biotech companies makes it a valuable city for anyone wanting a California phone number.
6. San Fernando Valley (818, 747)
The San Fernando Valley is known as the heart of the entertainment industry. It is a great location for businesses in the entertainment, media, and fashion industries.
This city operates under the area codes 818 and 747. Companies with a local presence in this region benefit from Hollywood and the growing number of media and entertainment ventures.
7. Pasadena (626, 354)
Pasadena city is famous for its historical significance and the annual Rose Bowl. It is home to many institutions, cultural, educational, and scientific. The California area codes here are 626 and 354.
It is also near Los Angeles, which makes it a good fit for businesses in sectors such as education and engineering.
8. Anaheim (714, 657)
In Orange County, California, Anaheim is the most crowded city. It’s a hub for tourism and fun, primarily because of Disneyland. Many big companies also have their base here, making it a great spot for businesses looking to thrive in entertainment or engage in tourism.
To connect, businesses should use area codes 714 and 657. Due to its tourism, other sectors such as restaurants, shopping centres, and electronics also boost the economy.
9. Sacramento (919, 279)
Sacramento is the state capital of California. Agriculture, transportation, research, and manufacturing are the top industries here. The region has a strong governmental presence.
Businesses can use the 916 and 279 area codes to connect with people and make a strong presence there. It is also a perfect location for companies that target the energy industry.
10. East Bay (925)
East Bay is in the northern California region. This region is rich in business opportunities and is famous for technology and financial services. Plus, there are many universities and food industries in this region.
Area code 925 is the California area code number for East Bay. Additionally, it has an expanding commercial real estate market, providing businesses with easy access to nearby transport hubs for better connectivity.
11. South Orange County (949)
The 949 area code is used in the South Orange County area. It is famous for its beautiful beaches, real estate, and technology hubs.
This area includes areas such as Newport Beach, Santa Monica, and Laguna Beach. It is ideal for businesses related to entertainment and the fashion industry.
Where to Get a Phone Number With Your Desired California Area Code?
Getting a phone number with a desired California area code is easier. Firstly, if you live in the US, you can directly contact any phone carrier provider and ask for the area code. Previously, you had to be there at the location of the area code you wanted.
CallHippo allows you to select area codes based on your business needs. This can help you create a local presence even if your business operates from another state or country. Its AI-powered phone system makes it easy for companies to pick area codes from multiple regions. It helps you to expand your reach without geographical constraints.
How to Get Your Desired Area Code in California?
To get a California phone area code for your business, all you need to do is sign up with a virtual phone service provider or a Voice over Internet Protocol (VoIP) service.
VoIP helps your business pick phone numbers with a particular area code from anywhere in the world. This feature is very useful for companies that want to set up multiple offices in major cities like San Francisco, Los Angeles, San Jose, etc.
Steps to Get Your California Area Code
With CallHippo, by following the steps below, you can easily get your desired area code in California:
1. Sign Up: Create an account on CallHippo’s website.
2. Choose a Plan: Select a plan that fits your business needs.
3. Select California Area Code: During the setup, pick the code from the available list.
4. Activate Your Number: Once you have selected it, activate your phone number.
5. Start Using: Use your California area code for business calls and communication.
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Conclusion
Knowing California area codes is important for businesses that look to build a local presence in the state. Whether you’re expanding into Southern California or engaging with Silicon Valley’s tech scene, choosing the right area code for your business can make a big difference.
With CallHippo’s services, getting a California area code is even simpler. It helps you to reach your customers easily, no matter where your business is based. Hence, by selecting the right area code, you can enhance the credibility of your business and strengthen your connections with local markets.
FAQs
1. What Is the Most Used California Area Code?
The 213 area code in Los Angeles is one of the most widely used area codes in California. It is due to the city’s size and business importance. However, 415 (San Francisco) and 310 (Los Angeles area) are also highly common.
2. What Is the Richest Area Code in California?
Area codes in regions like Beverly Hills and Newport Beach (310 and 949, respectively) are often associated with wealth. It is because there are many luxury businesses and high net-worth individuals in these areas.
3. Which City Has the Highest Number of Area Codes?
Los Angeles has the highest number of area codes, including 213, 323, 310, and 424. This city covers a vast region and diverse industries.
4. Can I get a California area code if I live outside the state?
Yes, you can get a California area code even if you live outside the state by choosing a VoIP service that offers California-based numbers.
5. Can I change my area code if I move to a different part of California?
Yes, you can request to change your area cde if you want to move to a different part of California. Service providers usually offer this option when you change your address or business location.
Updated : May 7, 2025
Supriya Bajaj is a senior content developer with immense experience in the VoIP telephony domain. With a deep knowledge of VoIP systems and emerging technologies in the field, she provides insightful and targeted content. Known for simplifying complex topics and her thought-leadership articles, Supriya delivers actionable content for both technical and non-technical audiences.
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