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 >>

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   
206-495 A Seattle WA STTLWAWBDS1  674      
206-495 0 Seattle WA STTLWAWBDS1  674      
206-495 4 Seattle WA STTLWAWBDS1  674      
206-495 6 Seattle WA STTLWAWBDS1  674      
206-495 9 Seattle WA   674   2010-12-22   
206-497 A Richmond Beach WA   674   2025-02-17   
206-497 0 Richmond Beach WA   674   2007-01-08   
206-497 7 Richmond Beach WA   674   2007-01-08   
206-502 2 Bainbridge Island WA STTLWAWBDS1  674   2017-10-08   
206-504 7 Seattle WA STTLWAWBDS1  674   2010-11-15   
206-506 0 Seattle WA STTLWAWBDS1  674   2023-06-30   
206-519 5 Seattle WA STTLWAWBDS1  674   2014-08-26   
206-519 6 Seattle WA STTLWAWBDS1  674   2014-08-26   
206-536 A Seattle WA STTLWAWBDS1  674      
206-536 1 Seattle WA STTLWAWBDS1  674   2017-10-07   
206-536 2 Seattle WA STTLWAWBDS1  674   2017-10-07   
206-536 3 Seattle WA STTLWAWBDS1  674   2017-10-07   
206-538 6 Seattle WA STTLWAWBDS1  674   2011-12-05   
206-539 0 Seattle WA STTLWAWBDS1  674   2015-12-04   
206-539 1 Seattle WA STTLWAWBDS1  674   2015-12-04   
206-539 2 Seattle WA STTLWAWBDS1  674   2015-12-04   
206-552 7 Seattle WA STTLWAWBDS1  674   2009-01-12   
206-557 1 Seattle WA STTLWAWBDS1  674   2012-11-26   
206-558 A Bainbridge Island WA STTLWAWBDS1  674      
206-558 0 Bainbridge Island WA STTLWAWBDS1  674   2021-01-23   
206-558 1 Bainbridge Island WA STTLWAWBDS1  674   2021-01-23   
206-558 3 Bainbridge Island WA STTLWAWBDS1  674   2021-01-23   
206-558 4 Bainbridge Island WA STTLWAWBDS1  674   2020-11-14   
206-558 5 Bainbridge Island WA STTLWAWBDS1  674   2020-06-28   
206-558 6 Bainbridge Island WA STTLWAWBDS1  674   2020-11-14   
206-558 8 Bainbridge Island WA STTLWAWBDS1  674   2020-06-28   
206-561 9 Seattle WA STTLWAWBDS1  674   2021-01-09   
206-565 A Bainbridge Island WA STTLWAWBDS1  674      
206-565 0 Bainbridge Island WA STTLWAWBDS1  674   2016-07-01   
206-565 1 Bainbridge Island WA STTLWAWBDS1  674   2016-07-01   
206-566 A Seattle WA STTLWAWBDS1  674      
206-566 0 Seattle WA STTLWAWBDS1  674   2014-12-02   
206-567 1 Vashon WA STTLWAWBDS1  674   2020-06-21   
206-567 2 Vashon WA   674   2008-07-12   
206-567 3 Vashon WA   674   2008-07-12   
206-567 7 Vashon WA STTLWAWBDS1  674   2015-05-20   
206-567 8 Vashon WA STTLWAWBDS1  674   2019-01-18   
206-582 6 Seattle WA STTLWAWBDS1  674   2013-09-27   
206-582 7 Seattle WA STTLWAWBDS1  674   2013-09-27   
206-589 A Richmond Beach WA STTLWAWBDS1  674      
206-589 1 Richmond Beach WA STTLWAWBDS1  674   2021-01-23   
206-589 2 Richmond Beach WA STTLWAWBDS1  674   2021-01-23   
206-589 3 Richmond Beach WA STTLWAWBDS1  674   2021-01-23   
206-589 5 Richmond Beach WA STTLWAWBDS1  674   2020-06-28   
206-589 6 Richmond Beach WA STTLWAWBDS1  674   2021-06-24   

<< 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 >>

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.