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: 513

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-513 A Titusville FL   937C ONVOY, LLC - FL 45806   2025-04-05   
321-513 0 Titusville FL   937C ONVOY, LLC - FL 45806   2025-04-05   
321-513 1 Titusville FL   937C ONVOY, LLC - FL 45806   2025-09-05   
321-513 2 Titusville FL   937C ONVOY, LLC - FL 45806   2025-09-05   
321-513 3 Titusville FL   937C ONVOY, LLC - FL 45806   2025-09-05   
321-513 4 Titusville FL   937C ONVOY, LLC - FL 45806   2025-10-19   
321-513 5 Titusville FL   937C ONVOY, LLC - FL 45806   2025-10-19   
321-513 6 Titusville FL   937C ONVOY, LLC - FL 45806   2025-10-27   
321-513 7 Titusville FL   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 45806   2025-09-18   
321-513 8 Titusville FL   515J IP HORIZON LLC 45806   2025-05-10   
321-513 9 Titusville FL   515J IP HORIZON LLC 45806   2025-05-10   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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