Area Code 904 Location: Jacksonville & Northeast Florida Guide 2026

If you’ve ever seen a phone number prefixed with 904, you might have wondered about the specific area code 904 location. This prominent area code primarily serves the northeastern part of Florida, a vibrant region known for its historical significance, beautiful coastlines, and bustling urban centers. At its heart, the 904 area code is synonymous with Jacksonville, Florida, the largest city by population in Florida and the largest city by area in the contiguous United States. It’s a vast geographical expanse that stretches across several counties, painting a diverse picture of the Sunshine State.

Last updated: April 26, 2026

The 904 area code location encompasses not just the sprawling metropolis of Jacksonville but also its surrounding communities and towns. It defines a significant economic and cultural hub in Florida, linking millions of residents and businesses through this digital identifier. From its sandy beaches to its historic downtown areas, the 904 region offers a unique blend of Southern charm and modern development. Understanding the area code 904 location is key to knowing a little bit about this fascinating part of Florida.

Latest Update (April 2026)

As of April 2026, Northeast Florida continues its robust growth, necessitating the introduction of new area codes to serve the increasing demand for phone numbers. The 324 area code was activated as an overlay for the 904 region in February 2024, as reported by firstcoastnews.com. This means new phone lines in the 904 territory may now receive a 324 prefix, ensuring continued service availability. This expansion underscores the dynamic economic and population growth characterizing Jacksonville and its surrounding counties, reflecting a healthy and expanding regional economy. Furthermore, real estate developments, such as those in the East Coast / Marine Parade area, are seeing continued interest, with property listings like the Water Place Condo frequently updated as of April 23, 2026, according to 99.co. This indicates ongoing activity and investment in the region.

Key Cities and Counties within 904

The geographical footprint of area code 904 location is quite extensive, covering multiple counties and numerous cities. While Jacksonville is undeniably the anchor, many other notable places fall under this telecommunications umbrella. These include popular coastal destinations, charming suburban towns, and growing communities that contribute to the region’s dynamic character. As of April 2026, the 324 area code has also been introduced as an overlay to the 904, meaning new numbers in the region may receive a 324 prefix. This expansion reflects the continued growth of Northeast Florida.

Here are some of the major cities and counties where the area code 904 location can be found:

• Jacksonville (Duval County)
• St. Augustine (St. Johns County)
• Fernandina Beach (Nassau County)
• Orange Park (Clay County)
• Ponte Vedra Beach (St. Johns County)
• Macclenny (Baker County)
• Callahan (Nassau County)
• Green Cove Springs (Clay County)
• Yulee (Nassau County)
• St. Johns (St. Johns County)
• Hastings (St. Johns County)
• Baldwin (Duval County)

This list highlights the primary zones where a 904 area code number would originate, offering a clearer picture of its reach beyond just the Jacksonville city limits. It’s truly a regional identifier, connecting a broad community in northeast Florida.

The Evolution and Importance of Area Code 904

A Glimpse into its History

The area code 904 location has a rich history rooted in the early days of telephone service. It was one of Florida’s original three area codes established in 1947, alongside 305 and 813. Initially, 904 covered the entire northern portion of Florida, a much larger territory than it does today. Over the decades, as the population boomed and demand for telephone numbers grew, the original 904 area was split multiple times. For example, the 352 area code was carved out in 1995, followed by the 386 area code in 2001, which now serves Daytona Beach and Gainesville. These splits refined the area code 904 location to its current northeast Florida boundaries, solidifying its identity with Jacksonville and its immediate surroundings. It’s interesting to note that before the 904 designation, Jacksonville was once part of the 305 area code, as reported by News4JAX.

The ongoing development and population shifts in Florida necessitated these changes. The North American Numbering Plan Administrator (NANPA) manages these splits and overlays to ensure sufficient phone numbers for all areas. The introduction of the 324 overlay in 2024 is a direct result of this planning, aimed at extending the life of the 904 area code for as long as possible without compromising service availability. According to NANPA’s projections as of early 2026, the 904/324 numbering plan area is expected to remain viable for many years to come, supporting the region’s sustained growth.

Why Knowing the 904 Location Matters Today

Knowing the area code 904 location offers practical benefits, whether you’re a resident, a business, or simply curious. For residents, it helps in identifying local calls versus long-distance or even potential spam. According to consumer protection agencies, recognizing a local area code can be the first step in avoiding fraudulent calls. For businesses, understanding the 904 location is vital for targeted marketing efforts, establishing a local presence, and connecting with customers in northeast Florida. It signifies a connection to a specific community and economy. Recognizing a 904 number immediately tells you that the call is likely originating from the Jacksonville metropolitan area or one of its neighboring towns, providing immediate context.

The annual celebration of “904 Day” on September 4th further emphasizes the strong regional identity associated with this area code, bringing the community together to celebrate its rich history and local pride. This unofficial holiday, often highlighted by local media outlets like News4JAX and promoted through community events and social media campaigns, reinforces the cultural significance of the 904 region. It’s a testament to the unified spirit of Northeast Florida, from its historic roots to its modern-day advancements.

Beyond communication, the 904 area code is intrinsically linked to the economic vitality of Northeast Florida. Jacksonville, as a major port city and a growing center for logistics, healthcare, and finance, drives significant economic activity. Businesses operating within the 904 area code benefit from access to a large consumer base and a skilled workforce. The region’s diverse economy, supported by industries such as advanced manufacturing, aerospace, and biosciences, contributes to its resilience and growth. As of April 2026, economic forecasts for the Jacksonville metropolitan area remain positive, with continued job creation and business expansion anticipated.

Living and Working in the 904 Area Code

The 904 area code covers a region characterized by its diverse geography and lifestyle offerings. From the expansive beaches of St. Augustine and Fernandina Beach to the urban amenities of Jacksonville, residents experience a wide range of living environments. Jacksonville itself boasts a vibrant downtown, a thriving arts and culture scene, and numerous parks and recreational areas. The city’s strategic location on the St. Johns River and its proximity to the Atlantic Ocean provide ample opportunities for water-based activities.

Suburban communities like Orange Park and Ponte Vedra Beach offer a more tranquil lifestyle, often appealing to families. These areas provide excellent schools, community-focused events, and easier access to both natural beauty and urban centers. The cost of living in the 904 region is often cited as being more affordable compared to other major metropolitan areas in Florida, although this can vary significantly depending on the specific location and type of housing. As of April 2026, real estate market analyses indicate steady property value appreciation across Duval, St. Johns, and Clay counties, driven by consistent demand and limited inventory in desirable areas.

For businesses, the 904 area code represents a strategic location with excellent transportation infrastructure. Jacksonville’s Port of Jacksonville (JAXPORT) is one of the busiest ports in the United States, facilitating international trade and logistics. The region is also well-served by major highways, including I-10, I-95, and I-75, connecting it to markets across the Southeast and beyond. Jacksonville International Airport (JAX) provides extensive domestic and international flight options. These logistical advantages make Northeast Florida an attractive base for businesses in sectors such as e-commerce fulfillment, distribution, and manufacturing.

The workforce in the 904 region is diverse and increasingly skilled. Major industries contributing to the local economy include healthcare, with prominent institutions like Mayo Clinic and Baptist Health System; finance and insurance; advanced manufacturing; and the burgeoning technology sector. Educational institutions, such as the University of North Florida and Jacksonville University, play a key role in training the future workforce and fostering innovation. As of April 2026, reports from the Florida Department of Economic Opportunity highlight a steady increase in job growth within these key sectors across the 904 area.

Frequently Asked Questions about Area Code 904

What is the new area code for Jacksonville?

As of February 2024, the 324 area code has been introduced as an overlay for the 904 region. This means that new phone numbers in Northeast Florida may be assigned the 324 area code, in addition to the existing 904. This overlay ensures that the region has a sufficient supply of phone numbers to accommodate its ongoing growth.

Is 904 only for Jacksonville?

No, the 904 area code covers a much larger region than just Jacksonville. It encompasses multiple counties in Northeast Florida, including St. Johns, Nassau, Clay, and Baker counties, along with numerous surrounding cities and towns like St. Augustine, Fernandina Beach, and Orange Park. Source: Britannica

When was area code 904 established?

Area code 904 was established in 1947 as one of Florida’s original three area codes. It originally covered the entire northern part of the state before being split into smaller area codes as the population grew.

What major cities are in the 904 area code?

The most prominent city in the 904 area code is Jacksonville. However, it also serves other significant cities such as St. Augustine, Fernandina Beach, Orange Park, and Green Cove Springs, among many others across Northeast Florida.

What is the current population of the 904 area code region?

Estimates as of April 2026 suggest that the population within the 904 area code’s geographic boundaries, primarily centered around Jacksonville and its surrounding counties, exceeds 1.5 million residents. This figure reflects the substantial growth the region has experienced over the past decade.

Conclusion

The area code 904 location is a vital identifier for Northeast Florida, anchoring the vibrant metropolis of Jacksonville and extending its reach across a diverse and growing region. From its historical roots as an original Florida area code to its current status serving millions, 904 represents a dynamic economic and cultural hub. With the recent introduction of the 324 overlay in 2026, the region ensures it has the telecommunications capacity to support its continued expansion. Whether you are a resident, a business owner, or a visitor, understanding the scope and significance of the 904 area code provides valuable insight into this important part of the Sunshine State.