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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OCN: 158H INVOXIO INCORPORATED

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
971-899 A Rainier OR PTLDOR13X6X  672      
971-899 9 Rainier OR PTLDOR13X6X  672   2018-12-16   
971-900 A Salem OR PTLDOR13X6X  672      
971-900 0 Salem OR PTLDOR13X6X  672   2018-10-15   
971-988 A Astoria OR PTLDOR13X6X  672      
971-988 8 Astoria OR PTLDOR13X6X  672   2018-12-16   
971-990 A Portland OR PTLDOR13X6X  672      
971-990 0 Portland OR PTLDOR13X6X  672   2018-10-08   

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

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