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: 264 [Rate centres in NPA 264] [Dial plan for NPA 264]

NXX: 235

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
264-235 A The Valley AI SWCHAIUNKNO  8901 CABLE & WIRELESS (AI) 830      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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