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: 409 [Rate centres in NPA 409] [Dial plan for NPA 409]

NXX: 323

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
409-323 A Warren TX BUMUTXHM0MD  939H COMMIO, LLC 562   2024-02-24   
409-323 0 Warren TX BUMUTXHM0MD  939H COMMIO, LLC 562   2024-02-24   
409-323 1 Warren TX BUMUTXHM0MD  939H COMMIO, LLC 562   2024-02-24   
409-323 2 Warren TX BUMUTXHM0MD  939H COMMIO, LLC 562   2024-02-24   
409-323 3 Warren TX BUMUTXHM0MD  939H COMMIO, LLC 562   2024-02-24   
409-323 4 Warren TX BUMUTXHM0MD  939H COMMIO, LLC 562   2024-02-24   

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

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