Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Garfield, WA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
509-635 A GRFDWAXXRS1  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 960      
509-635 0   4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 960      
509-635 1   4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 960      
509-635 3   483E ONVOY, LLC - WA 960   2017-10-06   
509-635 4   483E ONVOY, LLC - WA 960   2021-06-27   
509-635 7   483E ONVOY, LLC - WA 960   2007-10-25   
509-635 9   145J TERRA NOVA TELECOM INC. 960   2025-07-24   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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