Area code
Area code 904 — Jacksonville, FL
Florida · in service since July 11, 1965
Area code 904 covers Jacksonville, FL. It is an overlay: 324 serves the same area, so neighbors can have different area codes.
Overlay, same area: 324
Local time in Jacksonville
Spam reports from Sep 23 – Oct 22, 2026
High #23 of 461 codes
1,054 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneEastern Time
- Local calls10 digits
- Prefixes800 assigned
- Runs out~3Q 2057
- Unwanted call?Block & report
Spam call reports about 904 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 190 |
| Sep 14 | 292 |
| Sep 21 | 333 |
| Sep 28 | 226 |
| Oct 5 | 200 |
| Oct 12 | 221 |
| Oct 19 (4 days) | 175 |
Compared with all codes
- Robocalls
- 58%all codes 75%
- Callers with the same code
- 59%all codes 35%
- Rank by complaints
- #23of 461 · top tenth (most complaints)
- FCC complaints, Oct 2025 – Sep 2026
- 19553 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Dropped call or no message | 364 22% | |
| Reducing your debt (credit cards, mortgage, student loans) | 216 13% | |
| Calls pretending to be government, businesses, or family and friends | 158 10% | |
| Medical & prescriptions | 95 6% | |
| Warranties & protection plans | 24 1% | |
| Home improvement & cleaning | 15 1% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| Florida | 1,084 66% | |
| Michigan | 107 7% | |
| California | 55 3% | |
| Oklahoma | 40 2% | |
| Georgia | 33 2% |
October 2026 (partial) report · most reported
Consumer reports, not verified by the FTC · source
Source: FTC Do Not Call complaints created Sep 11 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).
Source: FCC Consumer Complaints data, unwanted calls filed Oct 1, 2025 – Sep 30, 2026, by caller ID; not verified by the FCC.
Area code 904 location and prefixes
| Exchange (NANPA) | Place | County | Prefixes |
|---|---|---|---|
| JACKSONVL | Jacksonville | Duval County | 483 |
| ST JOHNS | — | — | 74 |
| FERNADNBCH | Fernandina Beach | Nassau County | 35 |
| ORANGEPARK | Orange Park | Clay County | 34 |
| JACKSOLBCH | Jacksonville Beach | Duval County | 22 |
| MIDDLEBURG | Middleburg | Clay County | 19 |
| PNTVDRABCH | — | — | 17 |
| STARKE | Starke | Bradford County | 14 |
| GREENCVSPG | Green Cove Springs | Clay County | 13 |
| YULEE | Yulee | Nassau County | 12 |
Plus 9 smaller exchange areas.
Source: NANPA CO codes of Oct 23, 2026; places: U.S. Census Bureau, matched by DialWhere (how).
NANPA record
- Location
- Florida
- Assigned by NANPA
- 1965
- Local dialing
- 10 digits (NANPA: 10D)
- NANPA planning letters
- PL-598, PL-252
Source: NANPA, NPA database of Oct 24, 2026.
Is 904 running out of numbers?
Previous forecast (October 2025): 2052, moved later by 5 years.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 904 prefixes
The five largest of 52 original holders
As listed by NANPA, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Southern Bell Tel & Tel | 215 27% | |
| Powertel Jacksonville Licenses, Inc. | 88 11% | |
| New Cingular Wireless PCS, LLC | 72 9% | |
| Verizon Wireless | 53 7% | |
| Onvoy, LLC | 51 6% |
Source: NANPA CO codes of Oct 23, 2026.
Questions about area code 904
What area code is 904?
A Florida area code, in service since July 11, 1965.
Where is 904 area code, and what time zone is it in?
Jacksonville, FL; Eastern Time.
Why am I getting spam calls from 904?
1,054 FTC complaints from Sep 23 – Oct 22, 2026, most often about dropped calls or no message (not verified by the FTC; caller ID can be spoofed).
Will 904 get a new area code?
NANPA forecasts exhaust in 3Q 2057; no relief planning listed.