| 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 |
|---|---|---|---|
| 321-441 | Winter Park | Orange | Landline |
| 321-450 | Cocoa Beach | Brevard | Landline |
| 321-749 | Cocoa | Brevard | Wireless |
| 321-218 | Orlando | Orange | Landline |
| 321-208 | Cocoa | Brevard | Wireless |
| 321-863 | Cocoa | Brevard | Wireless |
| 321-638 | Cocoa | Brevard | Landline |
| 321-377 | Sanford | Seminole | Wireless |
| 321-837 | Indialantic | Brevard | Landline |
| 321-804 | Orlando | Orange | Landline |
| 321-281 | Orlando | Orange | Landline |
| 321-617 | Cocoa | Brevard | Landline |
| 321-680 | Cocoa | Brevard | Wireless |
| 321-888 | Orlando | Orange | Landline |
| 321-210 | Cocoa | Brevard | Wireless |
| 321-417 | Cocoa | Brevard | Landline |
| 321-635 | Cocoa | Brevard | Landline |
| 321-978 | Cocoa | Brevard | Landline |
| 321-289 | Titusville | Brevard | Wireless |
| 321-537 | Cocoa | Brevard | Wireless |