Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 206 [Rate centres in NPA 206] [Dial plan for NPA 206]

NXX: 703

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-703 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-703 0 Seattle WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2022-02-04   
206-703 1 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-02-11   
206-703 2 Seattle WA   483E ONVOY, LLC - WA 674   2022-01-22   
206-703 3 Seattle WA   483E ONVOY, LLC - WA 674   2022-01-22   
206-703 4 Seattle WA   483E ONVOY, LLC - WA 674   2022-01-22   
206-703 5 Seattle WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2022-06-08   
206-703 6 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-02-11   
206-703 7 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-02-11   
206-703 8 Seattle WA   483E ONVOY, LLC - WA 674   2022-01-22   
206-703 9 Seattle WA   624H ONVOY SPECTRUM, LLC 674   2022-02-11   

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

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