Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
206-380 3 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-380 4 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-380 5 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-380 6 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-380 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-380 8 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-380 9 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-381 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-382 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-383 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-384 A Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-384 0 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-384 1 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-384 2 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-384 3 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-384 4 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674      
206-384 5 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-384 6 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-384 7 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-384 8 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-384 9 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2003-08-26   
206-385 A Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674      
206-385 0 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 1 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 2 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 3 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 4 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 5 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 6 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 7 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 8 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-385 9 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2019-05-25   
206-386 A Seattle WA STTLWA06DS6  9638 QWEST CORPORATION 674      
206-387 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 0 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 1 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 3 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 4 Seattle WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2006-02-24   
206-387 5 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 6 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 8 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-387 9 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-388 A Seattle WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-388 0 Seattle WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-388 1 Seattle WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2004-03-10   
206-388 2 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-01-28   
206-388 3 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2004-05-01   
206-388 4 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2004-05-23   
206-388 5 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2005-02-09   
206-388 6 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-03-22   
206-388 7 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-03-22   
206-388 8 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-03-22   
206-388 9 Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674   2005-03-22   
206-389 A Seattle WA STTLWA06DS4  9638 QWEST CORPORATION 674      
206-390 A Seattle WA PLSBWAXXX0X  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
206-391 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-391 0 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-391 1 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-391 2 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-391 3 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-391 4 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-391 5 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-391 6 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-391 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-391 8 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-391 9 Seattle WA STTLWA060MD  5562 METROPCS, INC. 674      
206-392 A Seattle WA TKWLWAZSPS0  7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674      
206-393 A Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-393 0 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-393 1 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-393 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2005-08-01   
206-393 3 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-393 4 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-393 5 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-393 6 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-393 7 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2005-05-01   
206-393 8 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674   2005-05-01   
206-393 9 Seattle WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
206-394 A Seattle WA KENTWAOBDS0  9638 QWEST CORPORATION 674      
206-395 A Seattle WA STTLWAWBGT5  795G TELTRUST CORPORATION - WA 674      
206-395 0 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2009-11-22   
206-395 1 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2022-01-05   
206-395 2 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2010-01-28   
206-395 3 Seattle WA STTNWAHODSC  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 674   2010-02-12   
206-395 4 Seattle WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-02-19   
206-395 5 Seattle WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-02-19   
206-395 6 Seattle WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-02-19   
206-395 7 Seattle WA STTLWAWBDS1  483E ONVOY, LLC - WA 674   2010-01-16   
206-395 8 Seattle WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-02-19   
206-395 9 Seattle WA STTLWAWBX7Z  006F BANDWIDTH.COM CLEC, LLC - WA 674   2010-02-19   
206-396 A Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-396 0 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-396 1 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-396 2 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-396 3 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-396 4 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-396 5 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      
206-396 6 Seattle WA STTLWA060MD  6529 T-MOBILE USA, INC. 674      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.