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: 621

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-621 A Titusville FL ORLDFL60DS1  937C ONVOY, LLC - FL 45806      
321-621 0 Titusville FL   937C ONVOY, LLC - FL 45806   2020-02-29   
321-621 1 Titusville FL   937C ONVOY, LLC - FL 45806   2020-01-26   
321-621 2 Titusville FL   937C ONVOY, LLC - FL 45806   2020-01-26   
321-621 3 Titusville FL   937C ONVOY, LLC - FL 45806   2020-01-26   
321-621 4 Titusville FL   937C ONVOY, LLC - FL 45806   2020-01-26   
321-621 5 Titusville FL   937C ONVOY, LLC - FL 45806   2020-01-26   
321-621 6 Titusville FL   937C ONVOY, LLC - FL 45806   2019-07-29   
321-621 7 Titusville FL   937C ONVOY, LLC - FL 45806   2019-07-29   
321-621 8 Titusville FL   937C ONVOY, LLC - FL 45806   2020-02-29   
321-621 9 Titusville FL   937C ONVOY, LLC - FL 45806   2020-02-29   

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

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