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.

OCN: 483E ONVOY, LLC - WA

<< 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 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
206-420 A Seattle WA STTLWAWBDS1  674      
206-420 0 Seattle WA STTLWAWBDS1  674   2006-05-08   
206-420 6 Seattle WA STTLWAWBDS1  674   2006-07-14   
206-424 A Seattle WA STTLWAWBDS1  674      
206-426 A Seattle WA STTLWAWBDS1  674      
206-429 4 Des Moines WA STTLWAWBDS1  674   2014-10-27   
206-429 6 Des Moines WA STTLWAWBDS1  674   2013-04-19   
206-429 7 Des Moines WA STTLWAWBDS1  674   2011-09-16   
206-429 8 Des Moines WA STTLWAWBDS1  674   2014-10-27   
206-430 6 Seattle WA STTLWAWBDS1  674   2011-02-07   
206-432 4 Seattle WA STTLWAWBDS1  674   2008-12-13   
206-436 4 Seattle WA   674   2008-07-12   
206-445 A Seattle WA STTLWAWBDS1  674      
206-445 1 Seattle WA STTLWAWBDS1  674   2009-07-15   
206-445 7 Seattle WA STTLWAWBDS1  674   2009-09-27   
206-451 A Bainbridge Island WA STTLWAWBDS1  674      
206-451 1 Bainbridge Island WA STTLWAWBDS1  674   2006-12-28   
206-451 2 Bainbridge Island WA STTLWAWBDS1  674   2009-07-30   
206-451 5 Bainbridge Island WA STTLWAWBDS1  674   2006-12-27   
206-451 8 Bainbridge Island WA STTLWAWBDS1  674   2012-01-30   
206-456 0 Seattle WA STTLWAWBDS1  674      
206-456 1 Seattle WA STTLWAWBDS1  674      
206-456 2 Seattle WA STTLWAWBDS1  674      
206-456 3 Seattle WA STTLWAWBDS1  674   2010-07-19   
206-456 7 Seattle WA STTLWAWBDS1  674   2010-11-17   
206-456 8 Seattle WA STTLWAWBDS1  674   2010-11-17   
206-457 0 Seattle WA STTLWAWBDS1  674      
206-457 1 Seattle WA STTLWAWBDS1  674      
206-460 A Des Moines WA STTLWAWBDS1  674      
206-460 0 Des Moines WA STTLWAWBDS1  674   2016-08-11   
206-460 1 Des Moines WA STTLWAWBDS1  674   2016-04-09   
206-466 0 Seattle WA STTLWAWBDS1  674      
206-466 3 Seattle WA STTLWAWBDS1  674      
206-466 4 Seattle WA STTLWAWBDS1  674   2011-03-21   
206-472 A Seattle WA STTLWAWBDS1  674      
206-472 1 Seattle WA STTLWAWBDS1  674   2016-04-09   
206-472 6 Seattle WA STTLWAWBDS1  674   2016-04-10   
206-472 7 Seattle WA STTLWAWBDS1  674   2016-04-10   
206-474 3 Seattle WA STTLWAWBDS1  674   2014-02-18   
206-479 A Seattle WA STTLWAWBDS1  674      
206-483 0 Seattle WA STTLWAWBDS1  674   2016-07-16   
206-483 1 Seattle WA STTLWAWBDS1  674   2016-07-16   
206-483 2 Seattle WA STTLWAWBDS1  674   2016-07-16   
206-487 1 Seattle WA STTLWAWBDS1  674   2016-08-12   
206-488 0 Bainbridge Island WA STTLWAWBDS1  674   2015-07-22   
206-488 1 Bainbridge Island WA STTLWAWBDS1  674   2015-02-20   
206-489 0 Seattle WA STTLWAWBDS1  674   2013-05-20   
206-489 4 Seattle WA STTLWAWBDS1  674   2013-05-10   
206-492 6 Seattle WA STTLWAWBDS1  674   2015-11-09   
206-494 7 Seattle WA STTLWAWBDS1  674   2005-02-27   

<< 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 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.