| 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 |
|---|---|---|---|
| 904-213 | Orange Park | Clay | Landline |
| 904-519 | Jacksonville | Duval | Landline |
| 904-633 | Jacksonville | Duval | Landline |
| 904-542 | Jacksonville | Duval | Landline |
| 904-238 | Jacksonville | Duval | Wireless |
| 904-600 | Middleburg | Clay | Landline |
| 904-228 | Jacksonville | Duval | Wireless |
| 904-814 | Saint Augustine | Saint Johns | Wireless |
| 904-400 | Jacksonville | Duval | Wireless |
| 904-276 | Orange Park | Clay | Landline |
| 904-501 | Saint Augustine | Saint Johns | Wireless |
| 904-705 | Jacksonville | Duval | Wireless |
| 904-764 | Jacksonville | Duval | Landline |
| 904-825 | Saint Augustine | Saint Johns | Landline |
| 904-964 | Starke | Bradford | Landline |
| 904-919 | Jacksonville | Duval | Wireless |
| 904-956 | Jacksonville | Duval | Landline |
| 904-354 | Jacksonville | Duval | Landline |
| 904-340 | Jacksonville | Duval | Landline |
| 904-227 | Jacksonville | Duval | Wireless |