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: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-335 A Quitman TX LGVWTX060MD  939H COMMIO, LLC 554      
430-335 0 Quitman TX LGVWTX060MD  939H COMMIO, LLC 554   2023-10-21   
430-335 1 Quitman TX LGVWTX060MD  939H COMMIO, LLC 554   2023-10-21   
430-335 2 Quitman TX LGVWTX060MD  939H COMMIO, LLC 554   2023-10-21   
430-335 3 Quitman TX LGVWTX060MD  939H COMMIO, LLC 554   2023-10-21   
430-335 4 Quitman TX LGVWTX060MD  939H COMMIO, LLC 554   2023-10-21   

Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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