Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 321 [Rate centres in NPA 321] [Dial plan for NPA 321]

NXX: 780

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
321-780 A Eau Gallie FL   624H ONVOY SPECTRUM, LLC 45806   2025-05-02   
321-780 0 Eau Gallie FL   937C ONVOY, LLC - FL 45806   2025-05-05   
321-780 1 Eau Gallie FL   937C ONVOY, LLC - FL 45806   2025-05-05   
321-780 3 Eau Gallie FL   624H ONVOY SPECTRUM, LLC 45806   2025-05-02   
321-780 7 Eau Gallie FL   624H ONVOY SPECTRUM, LLC 45806   2025-05-02   
321-780 8 Eau Gallie FL   937C ONVOY, LLC - FL 45806   2025-07-19   
321-780 9 Eau Gallie FL   937C ONVOY, LLC - FL 45806   2025-07-19   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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