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: 417 [Rate centres in NPA 417] [Dial plan for NPA 417]

NXX: 907

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-907 A Galena MO SPFDMODL9MD  197D VONAGE AMERICA LLC 522      
417-907 0 Galena MO SPFDMODL9MD  197D VONAGE AMERICA LLC 522   2018-05-17   
417-907 9 Galena MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522   2025-12-22   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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