| 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 |
|---|---|---|---|
| 321-335 | Cocoa | Brevard | Wireless |
| 321-253 | Melbourne | Brevard | Landline |
| 321-373 | Indialantic | Brevard | Landline |
| 321-310 | Orlando | Orange | Wireless |
| 321-292 | Cocoa | Brevard | Wireless |
| 321-233 | Sanford | Seminole | Landline |
| 321-514 | Cocoa | Brevard | Wireless |
| 321-334 | Cocoa | Brevard | Wireless |
| 321-759 | Cocoa | Brevard | Wireless |
| 321-317 | Cocoa | Brevard | Wireless |
| 321-494 | Cocoa Beach | Brevard | Landline |
| 321-989 | Indialantic | Brevard | Landline |
| 321-284 | Kissimmee | Osceola | Landline |
| 321-795 | Cocoa | Brevard | Wireless |
| 321-434 | Indialantic | Brevard | Landline |
| 321-401 | Orlando | Orange | Landline |
| 321-459 | Cocoa | Brevard | Landline |
| 321-302 | Cocoa | Brevard | Wireless |
| 321-722 | Indialantic | Brevard | Landline |
| 321-444 | Winter Park | Orange | Landline |