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: 820 [Rate centres in NPA 820] [Dial plan for NPA 820]

NXX: 219

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
820-219 A Conejo CA LSANCAJW7MD  939H COMMIO, LLC 730      
820-219 0 Conejo CA LSANCAJW7MD  939H COMMIO, LLC 730   2023-10-14   
820-219 1 Conejo CA LSANCAJW7MD  939H COMMIO, LLC 730   2023-10-14   
820-219 2 Conejo CA LSANCAJW7MD  939H COMMIO, LLC 730   2023-10-14   
820-219 3 Conejo CA LSANCAJW7MD  939H COMMIO, LLC 730   2023-10-14   
820-219 4 Conejo CA LSANCAJW7MD  939H COMMIO, LLC 730   2023-10-14   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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