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: 426

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-426 A Leona TX DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552      
430-426 1 Leona TX   793K TWC IP ENABLED SERVICES, LLC 552   2024-03-24   
430-426 3 Leona TX DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552   2022-03-31   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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