Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 321 [Rate centres in NPA 321] [Dial plan for NPA 321]

NXX: 478

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-478 A Cocoa Beach FL ORLDFL60DS1  937C ONVOY, LLC - FL 45806      
321-478 0 Cocoa Beach FL   073H TELNYX LLC 45806   2024-01-13   
321-478 1 Cocoa Beach FL   939H COMMIO, LLC 45806   2024-01-13   
321-478 2 Cocoa Beach FL   937C ONVOY, LLC - FL 45806   2023-10-16   
321-478 3 Cocoa Beach FL   939H COMMIO, LLC 45806   2024-01-13   
321-478 4 Cocoa Beach FL   939H COMMIO, LLC 45806   2024-01-13   
321-478 5 Cocoa Beach FL   939H COMMIO, LLC 45806   2024-01-13   
321-478 6 Cocoa Beach FL   937C ONVOY, LLC - FL 45806   2024-12-13   
321-478 7 Cocoa Beach FL   937C ONVOY, LLC - FL 45806   2025-02-01   
321-478 8 Cocoa Beach FL   982E BANDWIDTH.COM CLEC, LLC - FL 45806   2024-11-11   
321-478 9 Cocoa Beach FL   937C ONVOY, LLC - FL 45806   2024-11-07   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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