| 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 |
|---|---|---|---|
| 904-885 | Jacksonville | Duval | Wireless |
| 904-298 | Orange Park | Clay | Landline |
| 904-334 | Jacksonville | Duval | Wireless |
| 904-205 | - | - | - |
| 904-474 | Jacksonville | Duval | Landline |
| 904-220 | Atlantic Beach | Duval | Landline |
| 904-576 | Jacksonville | Duval | Wireless |
| 904-731 | Jacksonville | Duval | Landline |
| 904-416 | Jacksonville | Duval | Wireless |
| 904-446 | Jacksonville | Duval | Landline |
| 904-816 | Jacksonville | Duval | Wireless |
| 904-798 | Jacksonville | Duval | Landline |
| 904-642 | Jacksonville | Duval | Landline |
| 904-584 | Saint Augustine | Saint Johns | Landline |
| 904-418 | Jacksonville | Duval | Wireless |
| 904-379 | Jacksonville | Duval | Landline |
| 904-267 | Hilliard | Nassau | Landline |
| 904-200 | Jacksonville | Duval | Wireless |
| 904-540 | Saint Augustine | Saint Johns | Wireless |
| 904-374 | Jacksonville | Duval | Landline |