| District of Florida area codes: 321 | |
|---|---|
| Country | United States |
| State/Province | Florida |
| Major City | Orlando |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 321-396 | Orange | Winter Park, FL | Nuvox Communications |
| 321-397 | Orange | Winter Park, FL | Nuvox Communications |
| 321-400 | Orange | Orlando, FL | Xo Florida |
| 321-401 | Orange | Orlando, FL | Nuvox Communications |
| 321-402 | Osceola | Kissimmee, FL | Nuvox Communications |
| 321-403 | Brevard | Cocoa, FL | Sprint Spectrum L.p. |
| 321-406 | Brevard | Cocoa Beach, FL | Paetec Communications |
| 321-409 | Brevard | Melbourne, FL | Bellsouth Telecomm Inc DBA Southern Bell Tel & |
| 321-412 | Brevard | Cocoa, FL | New Cingular Wireless PCS - GA |
| 321-413 | Orange | Christmas, FL | Level 3 Communications |
| 321-414 | Seminole | Geneva, FL | Level 3 Communications |
| 321-415 | Seminole | Oviedo, FL | Peerless Network Of Florida |
| 321-418 | Orange | Orlando, FL | Sprint Spectrum L.p. |
| 321-420 | Seminole | Sanford, FL | Metropcs Networks |
| 321-421 | Brevard | Eau Gallie, FL | Us Lec Of Florida |
| 321-422 | Orange | Orlando, FL | Sprint Spectrum L.p. |
| 321-424 | Orange | Orlando, FL | Omnipoint Miami E License |
| 321-426 | Brevard | Eau Gallie, FL | AT&T Local |
| 321-427 | Brevard | Cocoa, FL | New Cingular Wireless PCS - GA |
| 321-428 | Brevard | Eau Gallie, FL | Sbc Internet Services |
There are 353 prefixes, In the code area, the major cities are Altamonte Springs, FL;Apopka, FL;Casselberry, FL;K. The major city is Orlando.