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: 447

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-447 A Melbourne FL ORLDFLMAYEX  6889 OMNIPOINT MIAMI E LICENSE, LLC 45806      
321-447 0 Melbourne FL   6889 OMNIPOINT MIAMI E LICENSE, LLC 45806   2022-08-20   
321-447 1 Melbourne FL   6889 OMNIPOINT MIAMI E LICENSE, LLC 45806   2022-08-20   
321-447 2 Melbourne FL   073H TELNYX LLC 45806   2022-08-22   
321-447 3 Melbourne FL   7635 LEVEL 3 TELECOM OF FLORIDA, LP - FL 45806   2022-09-26   
321-447 4 Melbourne FL   982E BANDWIDTH.COM CLEC, LLC - FL 45806   2022-10-21   
321-447 5 Melbourne FL   982E BANDWIDTH.COM CLEC, LLC - FL 45806   2022-10-21   
321-447 6 Melbourne FL   982E BANDWIDTH.COM CLEC, LLC - FL 45806   2022-10-21   
321-447 7 Melbourne FL   515J IP HORIZON LLC 45806   2022-10-15   
321-447 8 Melbourne FL   515J IP HORIZON LLC 45806   2022-10-15   
321-447 9 Melbourne FL   6889 OMNIPOINT MIAMI E LICENSE, LLC 45806   2022-08-20   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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