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: 369

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-369 A Greenville TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2025-02-03   
430-369 0 Greenville TX   903C ONVOY, LLC - TX 552   2025-02-03   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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