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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Switch: HNVIAL96X0X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
938-200 A Huntsville AL 197D VONAGE AMERICA LLC 477      
938-200 0 Huntsville AL 197D VONAGE AMERICA LLC 477   2018-05-04   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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