Local Calling Guide

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NPA: 206 [Rate centres in NPA 206] [Dial plan for NPA 206]

NXX: 557

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-557 A Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-557 0 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-01-02   
206-557 1 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2012-11-26   
206-557 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2013-01-02   
206-557 3 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2013-02-09   
206-557 4 Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2012-11-26   
206-557 5 Seattle WA STTLWA06DSE  7455 LEVEL 3 TELECOM OF WASHINGTON, LLC - WA 674   2013-03-31   
206-557 6 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2013-05-03   
206-557 7 Seattle WA STTLWA03X1X  318J COMCAST IP PHONE, LLC 674   2013-04-30   
206-557 8 Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2012-11-23   
206-557 9 Seattle WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2012-11-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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