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: 548

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-548 A Seattle WA STTLWACADS0  9638 QWEST CORPORATION 674      
206-548 0 Seattle WA   9638 QWEST CORPORATION 674      
206-548 1 Seattle WA   9638 QWEST CORPORATION 674      
206-548 2 Seattle WA   9638 QWEST CORPORATION 674      
206-548 3 Seattle WA   9638 QWEST CORPORATION 674      
206-548 4 Seattle WA   006F BANDWIDTH.COM CLEC, LLC - WA 674   2007-01-13   
206-548 5 Seattle WA   9638 QWEST CORPORATION 674      
206-548 6 Seattle WA   6529 T-MOBILE USA, INC. 674   2007-02-08   
206-548 7 Seattle WA   9638 QWEST CORPORATION 674      
206-548 8 Seattle WA   9638 QWEST CORPORATION 674      
206-548 9 Seattle WA   9638 QWEST CORPORATION 674      

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

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