904 Area Code: Jacksonville, Florida
From the North American Numbering Plan Administrator (NANPA), checked October 13, 2026.
904 is a Jacksonville, Florida area code for Northeast Florida. It shares its area with 324.
Local 904 numbers available
30 or more
Twilio's number search found 30 or more local 904 numbers that can take calls, checked October 15, 2026. CallFlux buys its tracking numbers through Twilio. We run this search at most once a day, and one search lists at most 30 numbers, so 30 means 30 or more.
904 area code at a glance
Places the 904 area code covers
“The 904 NPA serves Northeast Florida and includes all or most of Nassau, Duval, Baker, Bradford, Clay, St. Johns and Union Counties.”
NANPA's map of 904 is in Planning Letter PL-598 (PDF).[13]
Rate centers NANPA lists for 904
NANPA's rate center report lists 19 rate centers for 904, as of October 13, 2026.[15]
- Baldwin
- Callahan
- Fernandina Beach
- Green Cove Springs
- Hastings
- Hilliard
- Jacksonville Beach
- Jacksonville
- Kingsley Lake
- Lawtey
- Macclenny
- Maxville
- Middleburg
- Orange Park
- Ponte Vedra Beach
- Sanderson
- Saint Johns
- Starke
- Yulee
Area codes that share the 904 area
In an overlay, more than one area code serves the same area. NANPA lists 904 in the 324/904 overlay. So 324 serves the same area as 904.[3]
“The new 324 NPA will serve the same geographic area currently served by the existing 904 NPA.”
Get a local 904 tracking number
CallFlux tracking numbers are picked by area code. In the CallFlux dashboard you type 904, search the numbers available in it and choose one. Calls to that number forward to the phone you set, and you can record them, assign the number to a campaign and swap it onto your website, so each call shows which ad or page it came from.
A local tracking number is $1.15 a month, on top of a CallFlux plan.
Frequently asked questions
Where is the 904 area code?
904 is a Jacksonville, Florida area code for Northeast Florida. It shares its area with 324.
What area codes share the 904 area?
NANPA lists 904 in the 324/904 overlay. So 324 serves the same area as 904.
What time zone is the 904 area code in?
NANPA lists Eastern as the predominant time zone for 904.
How do you dial a local call in the 904 area code?
NANPA lists 10 digits (the area code and the number) as the predominant way to dial a local call within 904, and 1 + 10 digits for toll calls.
When did the 904 area code start?
NANPA lists July 11, 1965 as the date 904 was placed in service.
Can I get a local 904 phone number for my business?
Yes. CallFlux tracking numbers are picked by area code: type 904 in the CallFlux dashboard, search the numbers available and choose one. Our latest search, on October 15, 2026, found 30 or more. A local tracking number is $1.15 a month, on top of a CallFlux plan.
Sources
Every fact on this page, the words it rests on and the date it was checked. NANPA writes NPA for an area code.
[1] NANPA lists 904 as an area code in Florida.
“LOCATION: FL”
NANPA NPA Database (file dated October 13, 2026) · checked October 13, 2026
[2] NANPA lists July 11, 1965 as the date 904 was placed in service.
“IN_SERVICE_DT: 11-Jul-1965”
NANPA NPA Database (file dated October 13, 2026) · checked October 13, 2026
[3] NANPA lists 904 as part of the 324/904 overlay.
“OVERLAY_COMPLEX: 324/904”
NANPA NPA Database (file dated October 13, 2026) · checked October 13, 2026
[4] NANPA lists Eastern as the predominant time zone of 904.
“TIME_ZONE: E”
NANPA NPA Database (file dated October 13, 2026) · checked October 13, 2026
[5] NANPA's TIME_ZONE field gives a code's predominant time zone or zones.
“Predominant time zone(s) for NPA”
NANPA NPA Database field definitions · checked October 13, 2026
[6] In NANPA's field definitions, E stands for Eastern.
“E-Eastern”
NANPA NPA Database field definitions · checked October 13, 2026
[7] NANPA lists 10 digits as the predominant way to dial a local call within 904.
“HOME_NPA_LOCAL_CALLS: 10D”
NANPA NPA Database (file dated October 13, 2026) · checked October 13, 2026
[8] NANPA's HOME_NPA_LOCAL_CALLS field gives the predominant dialing pattern for local calls.
“Predominant dialing pattern on Home NPA Local Calls”
NANPA NPA Database field definitions · checked October 13, 2026
[9] NANPA lists 1 + 10 digits as the predominant way to dial a toll call within 904.
“HOME_NPA_TOLL_CALLS: 1+10D”
NANPA NPA Database (file dated October 13, 2026) · checked October 13, 2026
[10] NANPA's HOME_NPA_TOLL_CALLS field gives the predominant dialing pattern for toll calls.
“Predominant dialing pattern on Home NPA Toll Calls”
NANPA NPA Database field definitions · checked October 13, 2026
[11] In NANPA's field definitions, 1+10D stands for 1 + 10 digits.
“1+10D - one plus ten digits”
NANPA NPA Database field definitions · checked October 13, 2026
[12] In NANPA's field definitions, 10D stands for 10 digits.
“10D - ten digits”
NANPA NPA Database field definitions · checked October 13, 2026
[13] NANPA's database points to Planning Letter PL-598 for a map of 904.
“MAP: 598”
NANPA NPA Database (file dated October 13, 2026) · checked October 13, 2026
[14] NANPA's rate center report puts 17 of 904's 19 rate centers in the Jacksonville, FL Metropolitan Statistical Area.
“Jacksonville, FL Metropolitan Statistical Area”
NANPA NPA Rate Center Report (created October 13, 2026) · data · checked October 13, 2026
[15] NANPA's rate center report lists 19 rate centers for 904.
“BALDWIN; CALLAHAN; FERNANDINA BEACH; GREEN COVE SPRINGS; HASTINGS; HILLIARD; JACKSONVILLE BEACH; JACKSONVILLE; KINGSLEY LAKE; LAWTEY; MACCLENNY; MAXVILLE; MIDDLEBURG; ORANGE PARK; PONTE VEDRA BEACH; SANDERSON”
NANPA NPA Rate Center Report (created October 13, 2026) · data · checked October 13, 2026
[16] NANPA describes the 904 area as Northeast Florida and seven counties.
“The 904 NPA serves Northeast Florida and includes all or most of Nassau, Duval, Baker, Bradford, Clay, St. Johns and Union Counties.”
NANPA Planning Letter PL-598 (July 14, 2022) · checked October 13, 2026
[17] 324 serves the same area as 904.
“The new 324 NPA will serve the same geographic area currently served by the existing 904 NPA.”
NANPA Planning Letter PL-598 (July 14, 2022) · checked October 13, 2026
[18] NANPA's glossary uses NPA, Numbering Plan Area, for an area code.
“Numbering Plan Area (Area Code)”
NANPA glossary · checked October 13, 2026