| General Information about Area Code 321 | |
|---|---|
| Country | United States |
| State / Province / Territory | Florida |
| Major City | Melbourne |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 321-418 | Orlando | Orange | Wireless |
| 321-256 | Orlando | Orange | Landline |
| 321-779 | Indialantic | Brevard | Landline |
| 321-246 | Orlando | Orange | Wireless |
| 321-717 | Cocoa | Brevard | Wireless |
| 321-413 | Orlando | Orange | Landline |
| 321-267 | Titusville | Brevard | Landline |
| 321-784 | Cocoa Beach | Brevard | Landline |
| 321-419 | Brevard | Brevard | - |
| 321-720 | Cocoa | Brevard | Wireless |
| 321-630 | Cocoa | Brevard | Wireless |
| 321-777 | Indialantic | Brevard | Landline |
| 321-877 | Cocoa | Brevard | Landline |
| 321-355 | Cocoa | Brevard | Wireless |
| 321-238 | Geneva | Seminole | Landline |
| 321-227 | Cocoa | Brevard | Wireless |
| 321-430 | Orlando | Orange | Wireless |
| 321-203 | Winter Park | Orange | Landline |
| 321-269 | Titusville | Brevard | Landline |
| 321-325 | Geneva | Seminole | Landline |