324 area code
Jacksonville area, Eastern Time.Area code 324 covers Jacksonville, Fernandina Beach, Saint Johns and 16 more places in Florida, on Eastern Time. 904 covers the same area.
Right now in Jacksonville
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer)
Calling hours: Every day, 8 AM to 8 PM (Florida law)
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Where 324 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 324 has 19. Each one's share is how many 324 numbers start there. Its biggest metro area is Jacksonville, FL.
- Jacksonville44%
- Fernandina Beach17%
- Saint Johns11%
- Maxville11%
- Orange Park6%
- Green Cove Springs6%
- Macclenny6%
Also: Jacksonville Beach, Middleburg, Ponte Vedra Beach, Starke, Yulee, Baldwin, Callahan, Hilliard, Hastings, Kingsley Lake, Lawtey, Sanderson
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 324 number?
Sales calls to homes and cell phones have legal hours, set by Florida law. Hold every 324 number to them, since you can't tell a work line from a personal cell.
What applies to 324Every day, 8 AM to 8 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
- Florida lawEvery day, 8 AM to 8 PMAlso no more than 3 calls in 24 hours on the same subject.Fla. Stat. 501.616(6) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
324 and 904
324 went into service on February 26, 2024. 324 and 904 cover the same area, so new numbers can get either code and neighbors can have different area codes. 324 holds 2% of the area's exchanges; 904 holds the most. Local calls take all 10 digits.
- 1965904 overlay
- 2024324 starts
Source: NANPA area code database
Calling a list of 324 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
324 area code FAQ
What area code is 324?
324 is a Florida area code for Jacksonville, Fernandina Beach, Saint Johns, Maxville and 15 more places.
What time zone is the 324 area code in?
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer).
Is 904 the same as 324?
Same area, different code. 324 and 904 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 324 numbers?
Every day, 8 AM to 8 PM, local time, under Florida law.
When did the 324 area code start?
On February 26, 2024.
Calling 324 numbers? Reach more of them.
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