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The 559 area code covers the fertile and vital Central San Joaquin Valley of California, specifically the Fresno and Visalia-Porterville metropolitan areas, making it an essential choice for businesses seeking a credible local presence in the region’s key agricultural, food processing, healthcare, and higher education centers.
Getting a 559 number helps companies build trust, improve call response rates, and connect more effectively with customers across Fresno, Clovis, Visalia, and the broader San Joaquin Valley agricultural heartland. The 559 area code is a high-demand code for its region and serves as a primary identifier for the nation's most productive agricultural corridor and the surrounding suburban communities.
The 559 area code is a telephone area code in the North American Numbering Plan (NANP) serving a critical, high-growth region of Central California. It primarily covers the southern portion of the San Joaquin Valley, encompassing a diverse mix of global agricultural hubs, major medical research facilities, and thriving residential communities.
It covers the core of Fresno, Tulare, Kings, and Madera counties, including cities like Fresno, Clovis, and Visalia. The 559 area code was created in 1998 as a split from the original 209 area code to accommodate the rapid population and commercial growth in the central valley. In 2025, the 357 area code was introduced as an overlay to ensure a continuous supply of phone numbers for the region.
The 559 area code encompasses the core region of the Central San Joaquin Valley, serving as a primary and historically significant area code for the region. This area includes major centers of agribusiness, healthcare, and higher education and is overlaid by the 357 area code.
Here is a comprehensive breakdown of the major cities and areas covered by the 559 area code:
The 559 area code serves the core of Fresno County, California, which is a unique and high-value numbering plan area. As one of the most productive agricultural regions in the world and a growing urban center, the local economy is characterized by robust growth and significant commercial activity in the food processing and healthcare sectors.
Based on the analysis of Fresno County, the median household income is $71,434, and the average income is $43,527.
The region's poverty rate stands at 18.67%. Demographically, the population is distinctly diverse, with the racial composition of the area consisting of White residents at 41.82%, residents identifying as two or more races at 20.9%, and residents of another race at 20.33%. Additionally, individuals identifying as Asian make up 11% of the population, while Black or African American residents account for 4.39%, Native American residents represent 1.39%, and Native Hawaiian or Pacific Islander residents represent 0.17%.
The 559 area code, which serves the core of Central California, is located entirely within the Pacific Time Zone (PT). This means that during standard time, the time zone is Pacific Standard Time (PST), which is UTC-8. During daylight saving time, the time zone is Pacific Daylight Time (PDT), which is UTC-7.
This time zone serves all the major hubs of the region, including Fresno, Visalia, and Clovis. Maintaining Pacific Time ensures that local businesses remain synchronized with the major financial and commercial markets of the West Coast, including Los Angeles, San Francisco, and Seattle.
The 559 area code adds local trust and credibility, making it valuable for local businesses. Here’s how a business number with the 559 area code is important for your business:
When customers see a local 559 area code number, they immediately recognize it as part of their community. This familiarity creates trust and reduces hesitation to answer calls. Research shows that consumers are more likely to pick up calls from numbers with local area codes compared to unfamiliar or out-of-state numbers.
For small businesses, using a local area code 559 number shows commitment to serving the community. For larger enterprises, it signals accessibility and helps build stronger relationships with regional customers.
Some well-known enterprises that would benefit from a local 559 number include:
The 559 area code provides a local caller ID that increases customer trust, making it easier for banks to confirm transactions and manage communications with retail clientele across the Central Valley.
The 559 area code helps California’s world-class hospitals and research institutions reduce missed appointments and provides local, trusted lines for patient support.
The 559 code provides dedicated local service lines that improve coordination for regional transit and the massive agricultural supply chain.
The 571 code enables IT companies and software developers to offer localized sales and support within the growing Central Valley tech scene.
The 559 area code offers local numbers for claims, underwriting, and customer assistance, enhancing trust and reducing response times for property and casualty insurance in the valley.
Setting up your 559 area code number with Goodcall is quick and straightforward. Here’s how it works:
Choosing Goodcall means more than just getting a local number; it means equipping your business with tools to handle calls efficiently.
With these advantages, Goodcall makes it easier for you to manage calls and focus on growing your business.
Our local 559 area code numbers come with affordable pricing plans designed to fit every business size. We offer flexible pricing options that scale with your needs. whether you’re a startup or an established enterprise. Additionally, you can save 30% on annual subscriptions, giving your business more value at a lower cost.
What is the 559 area code, and where is it located?
The 357 area code serves the central San Joaquin Valley of California, primarily covering the Fresno and Visalia metropolitan areas. It was introduced in 2025 as an overlay for the original 559 area code to provide additional numbering resources for the growing population.
What cities does the 559 area code cover?
The 357 area code covers the same major cities and high-density hubs as the 559 area code, including Fresno, Clovis, Visalia, Tulare, and Hanford.
What time zone is area code 559 in?
The 357 area code, serving the Central Valley of California, is in the Pacific Time Zone (PT).
Does the 559 area code get spam calls?
Like any area code, spam and robocalls do occur, but using a trusted business provider like Goodcall helps filter unwanted calls.
Which types of businesses benefit most from a local 559 number?
Local service providers, tech companies, restaurants, real estate agents, and startups benefit from a 559 number, as it boosts local trust and visibility.
How can I get a local 559 area code number for my business?
You can get a 559 number easily by signing up with Goodcall, choosing your plan, and selecting your preferred local number.
Can I forward calls from my 559 number elsewhere?
Yes. With Goodcall, you can forward calls to any phone, ensuring you never miss a customer inquiry.
How much does it cost to get a 559 area code number?
Goodcall plans are affordable and flexible, at $66 per month per agent annually.
Is the 559 area code toll-free?
No, 559 is not a toll-free area code. It’s a geographic code for California, designed to give businesses a trusted local identity. Toll-free numbers in the US typically begin with prefixes such as 800, 888, 877, or 855.