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: KSCFMO20CM0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
816-458 A Kansas City MO 9748 AMERICAN MESSAGING SERVICES, LLC 524      
913-465 A Kansas City KS 9748 AMERICAN MESSAGING SERVICES, LLC 524      
913-473 A Kansas City KS 9748 AMERICAN MESSAGING SERVICES, LLC 524      
913-493 A Kansas City KS 9748 AMERICAN MESSAGING SERVICES, LLC 524      
913-567 A Kansas City KS 9748 AMERICAN MESSAGING SERVICES, LLC 524      
913-917 A Kansas City KS 9748 AMERICAN MESSAGING SERVICES, LLC 524      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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