What Is Area Code 504?
Area code 504 serves New Orleans and surrounding communities in southeastern Louisiana, including major communities such as Metairie, Kenner, Gretna, Marrero, Harvey, and Chalmette. It was one of the original North American area codes established in 1947 and originally covered the entire state of Louisiana.
Today, 504 is concentrated around the New Orleans metropolitan area and covers Orleans, Jefferson, St. Bernard, and Plaquemines parishes. It has no overlay code and remains the primary area code for its current geographic territory.
- State: Louisiana
- Primary Cities: New Orleans, Metairie, Kenner
- Other Major Cities: Gretna, Marrero, Harvey, Chalmette
- Time Zone: Central Time (CT)
- Introduced: 1947
- Originally Served: Entire state of Louisiana
- Current Region: New Orleans metropolitan area and surrounding southeastern Louisiana
- Primary Parishes: Orleans, Jefferson, St. Bernard, Plaquemines
- Overlay Area Code: None
- Primary Uses: Residential and mobile phone service, business numbers, government, healthcare, education, tourism, hospitality, energy, retail, and professional services
What Time Zone Is Area Code 504 In?
Area code 504 is entirely within the Central Time Zone. The region observes Central Standard Time (CST), UTC-6, and Central Daylight Time (CDT), UTC-5, during daylight saving time.
Population & Demographics of Area Code 504
There is no single official Census population figure for the 504 numbering area because telephone numbering boundaries do not correspond precisely with parish boundaries. The service area is centered on New Orleans and Jefferson Parish, with coverage extending into St. Bernard and Plaquemines parishes.
The region combines a major urban center with densely populated suburbs and communities along the Mississippi River and Gulf Coast.
- Estimated Population: Approximately 858,000 people
- Average Household Size: Approximately 2.5 people
- Gender Distribution: Approximately 51.89% female and 48.11% male
- Region: Southeastern Louisiana
- Largest Population Center: New Orleans
- Other Major Population Centers: Metairie, Kenner, Gretna, Marrero, Harvey, Chalmette
- Population Density: Highest around New Orleans and Jefferson Parish
- Urban Character: Urban and suburban, with residential, commercial, industrial, and waterfront communities
- Major Industries: Tourism, hospitality, healthcare, energy, logistics, transportation, maritime services, professional services, retail, education, and entertainment
County and City Covered by Area Code 504
Louisiana uses parishes rather than counties. Area code 504 currently serves four principal parishes. Telephone numbering boundaries can differ from administrative parish boundaries, so coverage should be treated at the telephone-exchange level.
History & Background of Area Code 504
Area code 504 was introduced in 1947 as one of the original 86 North American area codes and originally covered the entire state of Louisiana. As telephone number demand increased, the 504 territory was reduced through geographic splits, creating new area codes for other parts of the state.
Today, 504 primarily serves the New Orleans metropolitan area, including communities such as Metairie, Kenner, Marrero, and surrounding areas.
- 1947: Area code 504 was introduced as one of the original 86 area codes and became the first area code assigned to Louisiana. It initially covered the entire state.
- 1998: Area code 225 was created through a geographic split from 504, removing the Baton Rouge region from the original 504 territory.
- 2001: Area code 985 was created through another split, further reducing the 504 service area and concentrating it around the New Orleans region.
- Today: Area code 504 primarily serves New Orleans and surrounding southeastern Louisiana communities, including Metairie, Kenner, Marrero, and other parts of the metropolitan area.
Why Local Numbers Matter for 504 Businesses
A 504 phone number connects a business to the New Orleans market and surrounding southeastern Louisiana communities.
- Local Recognition: Customers throughout the New Orleans area commonly recognize 504 as a local area code.
- Regional Business Presence: A dedicated 504 number gives businesses serving New Orleans, Metairie, Kenner, Gretna, Marrero, Harvey, and surrounding communities a consistent local contact point.
- Customer Acquisition: Businesses can use the same number across websites, advertisements, directories, social media profiles, and other customer-facing channels.
- Established Local Identity: Because 504 dates back to the original 1947 numbering plan, it has a long-standing connection with the New Orleans region.
Benefits of Using GoodCall for 504 Area Code Businesses
Businesses across the 504 region handle appointment requests, reservations, service calls, customer questions, estimates, and sales inquiries. GoodCall combines a business phone number with an AI phone agent designed to answer calls, capture information, schedule appointments, and transfer calls when human assistance is required.
- 24/7 AI Call Answering: An AI voice agent can answer incoming calls outside regular business hours and handle routine customer questions.
- Lead Capture and Qualification: The agent can collect caller information, identify the purpose of a call, qualify leads according to configured rules, and route inquiries.
- Automated Appointment Booking: Businesses can automate appointment requests and connect callers with supported scheduling systems.
- CRM and Calendar Integration: Connecting phone workflows with calendars and customer management tools can reduce manual data entry and repetitive administrative work.
- Call Recording and Analytics: Call recordings and analytics can help businesses review customer interactions, identify recurring questions, and understand call activity.
How to Get a 504 Area Code Phone Number With GoodCall
Businesses looking for a local New Orleans-area number can select an available 504 number through a virtual phone provider.
- Sign Up: Create an account with your business information.
- Choose a Plan: Select a plan based on expected call volume and automation requirements.
- Complete Verification: Provide required business and identity information.
- Choose a Number: Select an available 504 number.
- Configure the AI Agent: Add business information, FAQs, greetings, routing rules, and call-handling instructions.
- Connect Business Tools: Integrate supported calendars and other systems.
- Go Live: Activate the number and begin handling customer calls.
Nearby Area Codes to 504
Area code 504 primarily serves the New Orleans metropolitan area in southeastern Louisiana. Here are the nearby regions and their area codes:

