Local Calling Guide

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

NXX: 397

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-397 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-397 0 Seattle WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-07-10   
206-397 1 Seattle WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2015-08-29   
206-397 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2010-06-19   
206-397 3 Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2009-12-18   
206-397 4 Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2009-12-18   
206-397 5 Seattle WA STTLWAGAAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 674   2015-09-07   
206-397 6 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2010-01-08   
206-397 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2010-01-08   
206-397 8 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2010-08-04   
206-397 9 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2010-06-19   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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