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: 518 [Rate centres in NPA 518] [Dial plan for NPA 518]

NXX: 938

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
518-938 A Chatham NY CHHMNYXAAMD  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 134      
518-938 1 Chatham NY CHHMNYXAAMD  532D TIME WARNER CABLE INFO SVCE (NEW YORK) LLC-NY 134   2010-10-30   
518-938 9 Chatham NY ALBYNYSSXAZ  818H PEERING HUB, INC. - NY 134   2021-07-26   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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