Area code 321

Largest exchanges

• Cocoa163
• Melbourne85
• Orlando71
• Eau Gallie36
• Titusville35
• Cocoabeach26
• Winterpark25
• Sanford14
• Kissimmee13
• Oviedo5

Largest carriers

• Bellsouth Telecomm INC dba Southern Bell Tel & Tel70
• Omnipoint Miami E License, LLC60
• New Cingular Wireless Pcs, LLC - Ga52
• Paetec Itel, LLC46
• Onvoy, LLC - FL39
• Metropcs Networks, LLC38
• Level 3 Communications, LLC - FL31
• Cellco Partnership dba Verizon Wireless - FL26
• Bandwidth.com Clec, LLC - FL16
• Fractel, LLC15

Most reported 321 numbers

No visitor reports yet in this area code.

FCC complaints

• 321-378-89461 · 2026-10-07
• 321-392-86461 · 2026-10-07
• 321-404-80631 · 2026-10-07
• 321-395-29631 · 2026-10-06
• 321-350-85461 · 2026-10-02
• 321-399-33641 · 2026-10-02