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: 577F MAGNA5 LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
206-485 9 Seattle WA   674   2016-05-10   
206-543 A Seattle WA   674      
206-562 A Seattle WA   674   2019-05-31   
206-562 0 Seattle WA   674   2019-05-31   
206-562 1 Seattle WA   674   2019-05-31   
206-562 2 Seattle WA   674   2019-05-31   
206-562 3 Seattle WA   674   2019-05-31   
206-562 4 Seattle WA   674   2019-05-31   
206-562 5 Seattle WA   674   2019-05-31   
206-562 6 Seattle WA   674   2019-05-31   
206-562 7 Seattle WA   674   2019-05-31   
206-562 8 Seattle WA   674   2019-05-31   
206-562 9 Seattle WA   674   2019-05-31   
206-616 A Seattle WA   674      
206-665 7 Seattle WA   674   2018-11-12   
206-665 8 Seattle WA   674   2018-11-12   
206-707 A Seattle WA STTLWADJDS1  674   2009-08-20   
206-707 0 Seattle WA   674   2009-08-20   
206-707 7 Seattle WA   674   2009-08-21   
206-717 9 Seattle WA   674   2016-04-28   
253-220 1 Kent WA   674   2009-12-12   
360-507 9 Olympia WA   674   2013-07-09   
425-200 1 Issaquah WA   674   2009-12-12   
425-390 3 Renton WA   674   2009-12-12   
425-393 6 Bellevue WA   674   2019-10-13   
425-457 8 Bellevue WA   674   2009-12-12   
503-893 A Portland OR PTLDORPBNMD  672   2009-09-06   
503-893 1 Portland OR   672   2009-09-06   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.