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: 821

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-821 A Melbourne FL ORLDFLMAYBY  829J PAETEC ITEL, LLC 45806   2025-01-21   
321-821 0 Melbourne FL   829J PAETEC ITEL, LLC 45806      
321-821 1 Melbourne FL   829J PAETEC ITEL, LLC 45806      
321-821 2 Melbourne FL   829J PAETEC ITEL, LLC 45806      
321-821 3 Melbourne FL   7448 MCI WORLDCOM COMMUNICATIONS, INC. - FL 45806   2006-10-21   
321-821 4 Melbourne FL   045L BHN IP ENABLED SERVICES, LLC 45806   2010-05-07   
321-821 5 Melbourne FL   829J PAETEC ITEL, LLC 45806      
321-821 6 Melbourne FL   829J PAETEC ITEL, LLC 45806      
321-821 7 Melbourne FL   829J PAETEC ITEL, LLC 45806      
321-821 8 Melbourne FL   899D METROPCS NETWORKS, LLC 45806   2011-02-23   
321-821 9 Melbourne FL   829J PAETEC ITEL, LLC 45806      

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

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