| 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 |
|---|---|---|---|
| 904-424 | Jacksonville | Duval | Wireless |
| 904-243 | Fernandina Beach | Nassau | Wireless |
| 904-414 | Jacksonville | Duval | Wireless |
| 904-476 | Jacksonville | Duval | Wireless |
| 904-636 | Jacksonville | Duval | Landline |
| 904-360 | Jacksonville | Duval | Landline |
| 904-946 | Jacksonville | Duval | Landline |
| 904-356 | Jacksonville | Duval | Landline |
| 904-327 | Jacksonville | Duval | Wireless |
| 904-723 | Jacksonville | Duval | Landline |
| 904-627 | Jacksonville | Duval | Wireless |
| 904-310 | Fernandina Beach | Nassau | Landline |
| 904-962 | Jacksonville | Duval | Wireless |
| 904-370 | Jacksonville | Duval | Landline |
| 904-952 | Jacksonville | Duval | Wireless |
| 904-218 | Jacksonville | Duval | Landline |
| 904-349 | Jacksonville | Duval | Wireless |
| 904-473 | Jacksonville | Duval | Landline |
| 904-353 | Jacksonville | Duval | Landline |
| 904-953 | Jacksonville Beach | Duval | Landline |