| General Information about Area Code 904 | |
|---|---|
| Country | United States |
| State / Province / Territory | Florida |
| Major City | Jacksonville |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 904-875 | Yulee | Nassau | Landline |
| 904-427 | Jacksonville | Duval | Landline |
| 904-725 | Jacksonville | Duval | Landline |
| 904-570 | Jacksonville | Duval | Wireless |
| 904-412 | Atlantic Beach | Duval | Landline |
| 904-485 | Atlantic Beach | Duval | Landline |
| 904-464 | Jacksonville | Duval | Landline |
| 904-824 | Saint Augustine | Saint Johns | Landline |
| 904-669 | Saint Augustine | Saint Johns | Wireless |
| 904-223 | Jacksonville Beach | Duval | Landline |
| 904-508 | Jacksonville | Duval | Wireless |
| 904-442 | Jacksonville | Duval | Wireless |
| 904-812 | Jacksonville | Duval | Wireless |
| 904-319 | Jacksonville | Duval | Wireless |
| 904-329 | Jacksonville | Duval | Wireless |
| 904-398 | Jacksonville | Duval | Landline |
| 904-495 | Saint Augustine | Saint Johns | Landline |
| 904-604 | Jacksonville | Duval | Wireless |
| 904-510 | Jacksonville | Duval | Wireless |
| 904-492 | Jacksonville Beach | Duval | Landline |